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353 Sentences With "dredges"

How to use dredges in a sentence? Find typical usage patterns (collocations)/phrases/context for "dredges" and check conjugation/comparative form for "dredges". Mastering all the usages of "dredges" from sentence examples published by news publications.

On the other, she dredges up uncomfortable associations of abuse and negligence.
The probe dredges up McAuliffe's history of questionable financial dealings with the Clintons.
Jackson's estate has criticized the documentary, which it says dredges up old "discredited" allegations.
The seasoning dredges are getting more complex, the oil baths are becoming more bespoke.
But she rinses that off and dredges it in only flour just before frying.
Since then, alluvial gold dredges, largely manned by itinerant desperados, have penetrated deep upriver.
He made them set up camp on the dredges to keep the pumps running.
Theoretically, it's a cycle that starts when alcohol dredges up those positive memories of smoking.
The specter of Mr. Rajapaksa dredges up old fears for the country's most marginalized citizens.
This tape dredges up painful old memories from the campaign trail of when Ryan abandoned Trump.
"If everybody dredges for scallops all year round, soon there will be none left," Rogoff said.
It runs the gamut from multinational companies' deploying enormous dredges to villagers toting shovels and buckets.
Scraping the dredges of autocratic states with incompetent security agencies poses risks for the company itself.
The murder of Aislinn Murray dredges up some issues; both women were abandoned by their fathers.
Why it matters: The decision dredges up one of the president's most persistent ongoing legal threats.
This dredges up some traumatic memories for Philip, who ends up storming out of the interview. Mrs.
Giant dredges, suitable for building a military base, were recently rumored to be on their way there.
Ship, boat, or barge mate They supervise or coordinate activities of crew aboard ships, boats, barges, or dredges.
She's totally engaged in them; she laughs while singing them, and she dredges the beauty out of them.
After the 2002 worlds and the 2004 Olympics, just hearing "Argentina" dredges up bad memories for U.S.A. Basketball.
Ashong is confident that the situation is being handled better this year because of constant dredges to the lagoon.
A roaring hive of steamrollers, cranes, dredges, lorries loaded with piles of rubble and 93,29 workers completes the scene.
This executive order dredges new channels for the healthy to segregate their costs from people with expensive care needs.
As she dredges up other memories, another Kernel scientist hands me a pair of headphones connected to the computer bank.
Editorial Donald Trump seems to view his role as the person who dredges up what nobody else wants to talk about.
Gold mining dredges lay the rainforest to waste in La Pampa, an illegal gold mining area within Madre de Dios, Peru.
But every once in a while, it dredges up something you'd rather forget: an ex or a recently deceased loved one.
The biggest dredges today are more than 700 feet long; stood on end, they would top a 60-story apartment building.
Dredges floated offshore, extending scoops or hoses tipped with cutter heads into the seafloor and piping sand back onto the eroding beach.
Indeed, the raw pain that Hurt dredges up in the movie's last quarter constitutes some of the most wrenching acting he's ever done.
Tim Sweat, a full-time commercial fisher, left Greenport before sunrise loaded with dredges to increase his chances of making the 10-bushel limit.
There's something comfortable about returning to this relic of a website, however, that instantly dredges up those long-gone memories of a simpler internet.
Starhigh dredges the sand legally through a license with the local government that does not limit the amount of sand the company can extract.
Starhigh dredges the sand legally through a licence with the local government that does not limit the amount of sand the company can extract.
The company's dredges operate around the clock, seven days a week, all year long; they are expensive to run and leaving them idle is uneconomical.
Some of the Chinese vessels spotted off the shoal last week could be dredges to do preliminary building work, said Mr. Lorenzana, the defense minister.
The subject matter this particular song dredges up might be dark for me personally, but the experience of seeing him perform last week was the opposite.
Is a reef still a reef, if somebody comes along, dredges up tons of coral and sand, and starts layering the stuff on top of it?
So, the agent will have to solve the case using this episode's singular piece of technology: The Recaller, a device that dredges up and recalls memories.
Fujimori says she will repeal laws aimed at protecting the environment that ban the use of dredges and heavy machinery by miners in rivers and wetlands.
There would be no gold dredges ransacking the Jandiatuba, one of the principal watersheds that sustain the flecheiros, nor hunters stalking game deep in their forests.
This is compounded by a hilarious encounter with her old high school rival Francie, whose appearance dredges up all of Paris's youthful fears about Rory abandoning her.
Surie's secret also dredges up pernicious thoughts about another story she never discusses: the untimely death of a beloved son who ran away because he was gay.
The violent story he's penned dredges up memories of her past with Edward, leading to many beautiful scenes of Adams lounging listlessly on her 5 zillion-thread-count sheets.
Image: AP Photo/Eric RisbergFacebook users are reporting a bizarre bug that—like the video Year In Review or the persistent On This Day feature—dredges up digital memories.
Most are still harvested the way oysters are on Mr. Jurisich's leases: by fishers using chain-pulley dredges, tongs or their bare hands to pull oysters from shallow waters.
The baymen contend that water jets on the Flower dredges damage the fragile ecosystem on the harbor bottom and stir up a deep layer of silt that causes oxygen depletion.
The game's primary character is a weedy censorship bureau employee named Arthur Hastings, who goes off his Joy when a newspaper story dredges up old memories of his long-lost brother.
Yet, instead of correcting the wrongs that were cast upon his ancestors, he has opted to resurrect a painful and by-gone discriminatory agenda from the dredges of our nation's history.
Long-buried bad memories shadow their reunion and complicate their camaraderie, and the circumstances of their meeting dredges up the painful and complex legacy of their not-so-long-ago war.
The dredges I was watching were scheduled to move south, to Delaware, as soon as they'd finished on Long Beach Island, and then to begin working their way up the coast again.
Teaming up with Swedish aid worker turned amateur sleuth Göran Björkdahl, Brügger's investigation dredges up old theories around the mysterious South African paramilitary organization SAIMR, which some believe was involved in Hammarskjöld's death.
We're still nervous about the vulnerabilities in our voting system, and the idea of an audit dredges up fears of mass hacking, preventing us from taking the very steps that would protect us.
They also purify the waters they live in, but the methods through which they're harvested from the ocean floor—by either divers or by rake-like dredges—can harm the ecosystems surrounding them.
One day the descendants of his satellites will be both as unsexy, and as crucial, as the dredges you might glimpse from BART or the bayside from time to time, without really noticing.
A trip to Ms. Jones's hometown in South Carolina dredges up painful memories of segregation, giving insight into a personality toughened too young and still burdened by the financial needs of too many.
The teaser shows off Rand (Finn Jones) walking down a street in New York City with Colleen Wing (Jessica Henwick), which dredges up old memories of his time at K'un-L'un: a brutal fight.
By late August, the ocean dredges will have made their way to Mantoloking, about six miles north of Ortley Beach, where some sections of coast are barely wide enough to lay down a beach towel.
The father's impulsive decision to invite the grief-stricken driver into their home dredges up a series of confrontations that test the community's ability to forgive any and all acts if they are properly repented.
To construct the various facilities, the government provided RMK-BRJ with 21972,21.9 pieces of equipment; the consortium also leased or chartered 214 aircraft, two landing ships, 21971 landing craft, 21972 dredges, 0003 barges and 2000 tugboats.
" Buttigieg continued, "I know that that dredges up old wounds from a complicated time, during a complicated war, but I'm also old enough to remember when conservatives talked about character as something that mattered in the presidency.
The story also recalls "Broadchurch," as well as AMC's "The Killing," introducing a missing child and connecting that case to a long-ago murder in a way that dredges up buried trauma in half the town, including Annie.
They identify gold deposits, usually alluvial, then move in heavy machinery and dredges, quickly stripping away all the easily available metal, leaving a lunar landscape and mercury poisoning in their wake as they move on to another area.
As for Black Mother's organization, Rooney Elmi notes in a Film Comment interview with Allah, the first trimester dredges up Jamaica's colonial past, the second addresses the complexity of womanhood, and the third involves prayer and pondering death.
Meatloaf, for me, dredges up memories of tasteless mystery meats served in my middle school, but Ms. Rovegno's, made of ground prime beef that she first sautéed in butter and white wine and then baked, was tender and flavorful.
Their bulldozers, dredges and high-pressure hoses tore into miles of land along the river, polluting the water, poisoning the fish and threatening the way life had been lived in this stretch of the Amazon for thousands of years.
In the spring of 1927, Mr. Moses ordered the largest floating dredges in the United States to be brought to New York City; crews worked for months pulling up sand and piling it into dunes over 10 feet high.
Sawyer Clark, a 22-year-old bayman accustomed to throwing the first dredge of the season every year at sunrise in Peconic Bay, often in the company of his father or grandfather, didn't even put dredges on his boat this year.
However, Chef Doomie then impales it with a wooden stick, smears it with a creamy vegan "shmaltz" that he makes in-house, wraps it with bean curd skin, batters it, and then dredges it in a highly seasoned, pepper-speckled flour.
Doris grieves her mother, feels alienated from her brother, clings to female friendship, rejects change, embraces love, cops to loneliness, dredges up 50-year regrets, and goes through a rending character arc that would put most coming-of-age stories to shame.
The project took twelve years and involved scores of dredges: blowing up massive amounts of submerged rock, digging hundreds of millions of tons of rock, mud, and sand, and putting the contaminated spoils under future luxury golf courses and in other ingenious places.
With the dam out of the way, and with the help of dredges to remove sediments, the river narrowed to 300 feet, and the city gained 33 acres of once-submerged shoreline that opened as the $36 million Scioto Greenways park last year.
When a con man entangled with the family dredges up information about Deborah's childhood, she learns to her horror that her sister, who she knew had been sent to an asylum as a child, had died there alone at the age of 15.
One of the few activities that my classmates and I got up to that did provide worthwhile entertainment was stringing jewelry out of paperclips, the only items residing in the dredges of our ink-stained canvas pencil bags during study hall — or detention.
Unfortunately, these police officers lacked the judgment, and the fitness to decide that this imagery that comes from the way that they handled Mr. Neely is painful, and that it just ... just dredges up all of these painful memories of the past.
For a po'boy called the Acadian, he tenderizes Florida alligator, then dredges it thickly in cornmeal; the meat itself remained slightly tough one recent afternoon, but the cayenne in the crunchy coating played beautifully off the jammy strawberry relish and the cool sliced green tomato.
No matter how much its supporters say that enforcement wouldn't be dogmatic, the order provokes inevitable allusions to authoritarian regimes of the past that imposed their own architectural marching orders, and dredges up images of antebellum America, when classicizing Federal architecture was all the rage.
It has occurred to me that perhaps TechCrunch pays insufficient attention to slurry, sediment, silt, sludge, mud, and muck; to canals, earthworks, levees, dikes, dredges, and the Army Corps of Engineers; to the vast engineering works, with lifespans measured in decades, that literally reshape our world.
In my experience, this is one of the Sateen Sheets understated strong suits: the slight sheen catches the light in an elegant way, and it makes my room look a little other-worldly when everything comes together just right in the last dredges of Golden Hour.
They capture what Bannon calls his "killing machine" in action, as it dredges up the resentments of people around the world, sifts through these grievances for ideas and content, and propels them from the unsavory parts of the internet up to TrumpWorld, collecting advertisers' checks all along the way.
I reunited with Alan, spent the dredges of my money on my half of the ferry passage and a rental car; a driving atlas of Atlantic Canada; bread, tomatoes and tins of anchovies; and tried to push the fears of financial ruin from my head as best I could.
James was late to our meeting, because he was on a conference call with Channel 294, in England—he's written a pilot for the network about a former Scotland Yard detective who returns to her native Jamaica and gets entangled in a case that dredges up her past.
LONDON — "A Horse Walks Into a Bar," a novel that centers on a stand-up routine that goes off the rails as a comic dredges up ghosts from his past, won the Man Booker International Prize, for work written in a language other than English, on Wednesday night.
How footage of the murder of at least 50 innocent people was broadcast and distributed globally dredges up some deeply uncomfortable questions for the biggest social networks, including the existential one: Is the ability to connect at such speed and scale a benefit or a detriment to the greater good?
The discomfort of "We have lasers!!!!!!!!!!" is that it screams "waste of money" and dredges up the strange feeling of being a kid and not having a real grasp of how the family finances worked or why it should be such a big deal for you to have lasers if you want lasers.
Devoted primarily to re-litigating old skirmishes — against the unions, the Department of Education, and Mayors Bloomberg and especially de Blasio — Moskowitz dredges up old emails and hearings transcripts to win points in long-forgotten contretemps, and then, in an effort at intimacy, intersperses them with shallow yet grandiose anecdotes from her personal life.
But with the levees keeping the water in, natural land-and-barrier-island-building came to a stop; with the waters rushing on at a faster pace (without natural twists and turns to slow it), silt began to collect in inconvenient places, such as in shipping channels, including in Plaquemines, where the Army Corps regularly dredges.
The formula varies from shack to shack—some spots dip the clams in buttermilk first, while others use evaporated milk, but mostly everyone dredges them in corn flour, pastry flour, or some combination of the two—but a good fried clam should be three things: simultaneously sweet and briny with a light batter that clings to, but does not suffocate, the exterior of the mollusk.
Then, in a chapter about gun violence, Clinton again dredges up primary disputes to portray Sanders as a phony who does the NRA's bidding: Bernie Sanders, who loved to talk about how "true progressives" never bow to political realities or powerful interests, had long bowed to the political reality of his rural state of Vermont and supported the NRA's key priorities, including voting against the Brady Bill five times in the 1990s.
Dredge haul including live clams and empty shells Fishing dredges are used to collect various species of clams, scallops, oysters or mussels from the seabed. Some dredges are also designed to catch crabs, sea urchins, sea cucumbers, and conch. These dredges have the form of a scoop made of chain mesh, and are towed by a fishing boat. Clam-specific dredges can utilize hydraulic injection to target deeper into the sand.
First established as the Ellicott Machine Company in 1885, Ellicott Dredges is one of the oldest manufacturers in the world that specializes in the design and building of dredges and dredge machinery. Throughout its 125 years of existence, Ellicott has built over 1,500 dredges and exported to over 80 countries.
Gold dredges are an important tool of gold miners around the world. They allow profitable mining at relatively low operational costs. Even though the concept is simple in principle, dredges can be engineered in different ways allowing to catch different sizes of gold specimen. Hence the efficiency of gold dredges differs greatly depending on its specifications.
She carries dredges on each side with a shared motor.
In some cases several dredges are attached to a wheeled rigid axle in groups of three or four. A number of these dredges can be towed from a heavy spreading bar, usually one from each side of the vessel. The length of the bar and number of dredges towed depends on the power of the vessel and the room on the side deck for working the dredges. The number might be three on each side on a small boat up to 20 on each side for a vessel with 1500 hp.
The wide variety of dredges and other benthic sampling equipment makes site comparison difficult.
The chain mesh functions as a net. Dredges may or may not have teeth along the bottom bar of the frame. In Europe, early dredges had teeth, called tynes, at the bottom. These teeth raked or ploughed the sand and mud, digging up buried clams.
Dredges Cottage was listed on the New South Wales State Heritage Register on 2 April 1999.
The Type 22 and Type 28 Marion shovels were the most popular. They were the fully revolving, wheel or track contractors shovel. Around 800 were built from 1905 to 1930. Marion also built floating dredges for land reclamation projects and the Klondike Gold dredges in Dawson City.
The Canadian Klondyke Mining Company built the Twelve Mile ditch in 1909, which would supply the water to operate hydraulic monitors on dredges. It also built dams and ditches to generate hydroelectricity, and by 1911 the North Fork Hydro Power Plant was operational about from the dredges it energized.
Nuggets are also found in the tailings piles of previous mining operations, especially those left by gold mining dredges.
The City Council dredges the entrance of Currumbin Creek each year for flood mitigation, water quality, beach nourishment and navigation.
Meanwhile, Jessica's relationship with Scott Lang becomes strained after an encounter with Madame Web dredges up bad memories from her past.
Mr Holtsinger was active in all operations. To fill in the low lands along the waterfront, Mr Holtsinger had a dredge constructed in Tampa and organized the Hillsborough Dredging Company. Later other dredges were acquired and the company handled many dredging contracts in the Tampa Bat region. One of the dredges, the Holtsinger, was used in the development of the waterfront at Sarasota.
Many other steamers worked on the river—these were dredges, derricks and cranes. In the early years, dikes, docks, and jetties needed to be built and so barge based steamers were put to work. Later many bridges, airports and factories were built and thus needed cranes and dredges. Fraser River Pile and Dredge was one company as was Dinsmore Dredge.
Each of the 25 steel buckets could hold between 2½ and 3 cubic feet of material. All three dredges could work down to about 26 feet.Otago Daily Times, 18 August 1899, Page 2 Because the alluvial gold proved to be very fine, the company also had to fit their dredges with quicksilver [mercury] tables and were constantly upgrading their gold-saving systems.
So far, all the ditching efforts had been upstream of English Lake on either the Yellow River or the Kankakee River. The court decision opened the way for dredging on the main river through the lake. By July 1904, the dredges were into English Lake and working their way upstream. By the end of the year, there were seven dredges at work.
The first reported unit in this area was off Phuket, Thailand in 1907. Bucket line dredges are more capable of handling boulders and timber than other forms of dredges such as suction cutters. A dredge may be designed to handle the particular conditions of the area to be mined, including the presence of boulders, timber, gravel, sands, hard bands and clays.
The same year that the ditch went online, three dredges were in operation just north of Fairbanks. In 1929, two more were built, and all five were operating in 1930. Gold production correspondingly increased from $347,000 in 1927 to $940,000 in 1928 and $2.7 million in 1930. Between 1928 and 1964, FE Co. produced $125 million (at $35 per ounce) from the dredges fed by Davidson Ditch.
Some states, such as Montana, require an extensive permitting procedure, including permits from the U.S. Corps of Engineers, the Montana Department of Environmental Quality, and the local county water quality boards. Some large suction dredges ( & ) are used in commercial production throughout the world. Small suction dredges are much more efficient at extracting smaller gold than the old bucket line. This has improved the chances of finding gold.
He was promoted to head the section as superintending engineer for dredges in 1886, at which time he moved to Sydney. He was credited with having been responsible for designing many of the state's dredges and upgrading the colony's dredging capacity. He retired from the public service in September 1904. He died at his home in Sydney in 1905 and was buried at Morpeth.
Because of this, the depth measurements from Challenger were, at best, accurate to the nearest demarcation. The sinker often had a small container attached to it that would allow for the collection of bottom sediment samples. The crew used a variety of dredges and trawls to collect biological samples. The dredges consisted of metal nets attached to a wooden plank and dragged across the sea floor.
Otago Witness, 1 January 1891, p.12. Despite delays in construction and flood damage caused by the 'raging river,’, all four dredges were at work by May 1891.Evening Star, 12 May 1891, p.3 The three new dredges – prosaically named Dredges 2, 3 and 4 – were of identical construction. Each was 94 feet long, 18 feet wide and 7 feet deep, with bucket ladders 70 feet in length. Lake Wakatip Mail, 15 July 1892, Page 5 Tuapeka Times, 8 September 1897, Page 2 Each dredge had a coal-fired steam engine, rated at 26 horse power, with a boiler working at up to 80 lb per square inch.
Commercial fishing gears in use today include surrounding nets (e.g. purse seine), seine nets (e.g. beach seine), trawls (e.g. bottom trawl), dredges, hooks and lines (e.g.
Dredging began on the Nechí sometime before 1900. Several companies originally operated dredges on the Nechi, but these were gradually taken over by Pato Consolidated Gold Dredging, Ltd., a Canadian company, which was one of the largest placer mining concerns in the world at the time. By 1964, 67 percent of Pato's stock was owned by the International Mining Corp with seven Pato dredges operating on the Nechí downstream from Zaragoza.
The Mayor dredges and consumes the first oyster of the season. The Mayor and guests then proceed to an oyster lunch which celebrates the opening of the fishery.
A portion of Chicken, with buildings from the early 1900s and the F.E. Company Dredge No. 4 (Pedro Dredge), is listed on the National Register of Historical Places as the Chicken Historic District. Chicken is the outpost for the 40 Mile mining district. There are still active gold mines and inactive gold dredges in this area. Enough gold was mined here to make it worthwhile to haul huge gold dredges to this remote location.
Page 99).Described as 'one of the largest and oldest dredging companies,' the Tronoh Mines Ltd had five dredges by 1929 (Hillman, John. The International Tin Cartel. London: Routledge, 2010. Print.
Three dredges worked the valley from 1913 to 1954. Sumpter No. 3 was built substantially from parts of the first dredge, which had been idle for 10 years. Between them, the dredges traveled more than ,Google Maps satellite image of the valley bottom showing dredge marks extracting $10 to 12 million worth of gold. Still, it cost more to run than the gold could pay for. The last dredge closed in 1954, more than $100,000 in debt.
The canal began to fill up with back water and sediment. In a desperate effort to rescue the project, two huge steam-driven dipper dredges, Hercules and Sampson, attempted to clear the channel, but the dredges were exposed to Confederate artillery fire from the bluffs at Vicksburg and driven away. By late March, work on the canal was abandoned. (Remnants of about 200 yards of Grant's Canal are maintained by the Vicksburg National Military Park in Louisiana).
Courtesy, estate of Robert A. Midthun.Since the construction method of hydraulic fill was chosen, four electric dredges were built. Because of the distance of the site from the nearest shoreline, a shipyard was started on the site, affectionately dubbed "The Fort Peck Navy" and "The Biggest Shipyard in Montana" by the workers. These dredges would pump material from nearby borrow pits to the dam site where it was discharged by pipes along the outside edges of the fill.
Page 14 The dredge is then winched up into the boat and emptied. Dredges are also used in connection with the work of the naturalist in marine biology, notably on the Challenger Expedition.
Gold Dredge, Klondike River, Canada, 1915 The Yankee Fork dredge near Bonanza City, Idaho, which operated into the 1950s. A gold dredge is a placer mining machine that extracts gold from sand, gravel, and dirt using water and mechanical methods. The original gold dredges were large, multi-story machines built in the first half of the 1900s. Small suction machines are currently marketed as "gold dredges" to individuals seeking gold: just offshore from the beach of Nome, Alaska, for instance.
The population of Fairbanks increased from 1,155 in 1920 to 2,101 in 1930. As Ira Harkey pointed out, "When the dredges finished their work, Fairbanks again shriveled. The dredges remain in the spots where they chewed their last bites, perfectly preserved in the dry arctic air, wooly mammoths for later ages." On July 22, 1910, approximately eight years after he had discovered gold north of Fairbanks, Felix Pedro died at St. Joseph's Hospital in Fairbanks of an apparent heart attack.
Dredges had replaced the old sand pumps and were operating in the creek beds. He worked for the Briseis Tin and General Mining Company.J. and J. McDonald, Three William McDonalds, Canberra, 2010, pp. 168-171.
In a "hopper dredger", the dredged materials end up in a large onboard hold called a "hopper." A suction hopper dredger is usually used for maintenance dredging. A hopper dredge usually has doors in its bottom to empty the dredged materials, but some dredges empty their hoppers by splitting the two-halves of their hulls on giant hydraulic hinges. Either way, as the vessel dredges, excess water in the dredged materials is spilled off as the heavier solids settle to the bottom of the hopper.
Mining engineer Norman Stines observed the success of gold mining dredges near Nome and believed the same technique could be applied to Fairbanks. The problem was the lack of available water in the gold-mining areas. Dredges float on barges, and hydraulic mining, which uses water under pressure to remove overburden, requires a lot of water. The obvious solution was to construct an aqueduct of some kind to divert water from nearby rivers, but no aqueduct of the needed scale had ever been built in Alaska.
While the gold rush diminished less labour-intensive gold mining became more common. From the 1880s quartz mining (instead of alluvium) became possible, while massive dredges continued to work the old deposits. These dredges also inspired the first hydro electric power station at Bullendale near Queenstown in 1886. This gold boom peaked between 1890–1900 but put a lot of individual prospectors out of business. The 1893 Women's Suffrage Petition was the second of two mass petitions to the New Zealand Government in support of women's suffrage.
Opening the Chesapeake to oyster dredging after the Civil War created a need for larger, more powerful boats to haul dredges across the oyster beds. The first vessels used were the existing sloops, pungys and schooners on the Bay, but none of these types was well suited to the purpose; pungys and schooners were too deep in their draft to work the shallower waters of the Bay, the schooners and sloops had bulwarks too high to facilitate handling the dredges, the relatively complex rigs of all three types required uneconomically large crews of skilled sailors, and the vessels themselves were relatively expensive to build and maintain. The log canoes had none of these disadvantages, but were too small to successfully haul dredges. The result was the development during the 1870s and 1880s of the brogan, an enlarged log canoe.
The river is fully tidal from its mouth, indicating its slight gradient through the marshes below Petaluma. The United States Army Corps of Engineers dredges this section to keep it navigable by gravel barges and pleasure craft.
A network of canals and dams were built to the north to produce hydroelectric power for the dredges. The dredges shut down for the winter, but one built for "Klondike Joe Boyle" was designed to operate year-round, and Boyle had it operate all through one winter. That dredge (Dredge No. 4) is open as a National Historic Site of Canada on Bonanza Creek. The last dredge shut down in 1966, and the hydroelectric facility, at North Fork, was closed when the City of Dawson declined an offer to purchase it.
Otago Witness, 2 September 1897, Page 18Otago Daily Times, 4 September 1897, Page 5 Ironically the dredges were purchased by other companies and worked on fruitfully for years. Choie Sew Hoy meanwhile was looking further south for gold.
Waratah is a coal fired tug and was launched at Cockatoo Island Dockyard, Sydney on the 22nd May 1902. Originally named Burunda, she was used to tow dredges and barges between the various ports along the NSW coast.
Trees were cleared, the river diverted and dams and ponds built before the alluvium deposits were processed. Bucketwheel excavator dredges extracted material rich in cassiterite, which was pumped through pipes to floating processing plants that separated the tin ore.
The dredges, however, were exposed to Confederate artillery fire from the bluffs at Vicksburg and were driven away. By late March, Grant had decided to make a bold change in his Vicksburg campaign operations and work on the canal was abandoned.
It worked without interruption from late April or early May until late November every year. At the end of each season, the buckets were removed. More than twenty dredges operated throughout the same area, with the first built in 1899.
Healy mapped 1,100 miles of the Gakkel Ridge, previously the only unmapped undersea ridge in the world. Twelve previously unknown volcanoes and numerous undersea hydrothermal vents were discovered. Eight tons of rock samples were taken from over 100 deep sea dredges.
Before 1838, Davies Gilbert wrote that the flat country round it (St Dennis) is destroyed in the most efficacious manner, having been turned over and over again down to the solid rock, in what is termed streaming for tin. Between 1908 and 1916 steam powered suction and cutter dredges were used for the mining of alluvial tin on the moor. Drilling took place in 1908 and 1909 but the position of the boreholes and what they contained have been lost. Approximately 70 tons of tin concentrate was extracted and the dredges were later moved to Breney Common, Molinnis and Red Moor.
Lawsuits by farmers curtailed hydraulic mining in 1883, but the slickens remained behind in the river systems. In 1893, the California Debris Commission began to dredge the Yuba River near Marysville to mitigate the environmental damage from hydraulic mining, and piled the gravel along the river's banks. Later, in 1904, W.B. Hammon introduced the first bucket-line gold dredge to the area, and before the end of 1904, two such gold dredges were operating. This Hammonton dredge field rapidly became one of the most active dredge fields in the state, with 14 gold dredges operating by 1908.
Between 1820 and 1865, the state of Maryland banned the practice of dredging for oysters. In the latter year, the law was relaxed; the use of steam power remained banned, however, and remained entirely prohibited until 1965, in which year powered dredging was allowed two days of the week. As long as dredging for oysters in the Chesapeake was prohibited, oystermen working from log canoes tonged for oysters. In 1854 the Maryland legislature permitted the use of dredges in the waters of Somerset County, Maryland, expanding the use of dredges to the rest of the Bay following the Civil War.
The Red River around Manhao is not navigable for modern commercial ships (and the Madushan Dam, upstream of the town, has no ship lock), but numerous dredges, both upstream and downstream from Manhao, extract sand from its bottom for use in construction.
With the popularity of the show, it has inspired many people to head to Nome, and suction dredge in Norton Bay. In 2015, over 100 gold dredges operated in the summer sea mining season, significantly more than before the TV show started.
The Sumpter Valley Gold Dredge is a historic gold dredge located in Sumpter, in the U.S. state of Oregon. Gold was discovered in Sumpter in 1862. Three gold dredges were put into service in the Sumpter Valley district between 1912 and 1934.
There are ferryboats, 3 small, 2 medium, and two big (two decks) called Perusia and Agilla II, based in Passignano Port, also two dredges. There are ports in Castiglione del Lago (recently totally rebuilt), S. Arcangelo, S. Feliciano, Tuoro, and several minor anchorages.
"The Davidson Ditch" , Alaska Science Forum. August 29, 1983. Accessed August 9, 2009. Fairbanks Exploration Company (FE Co.), a division of the United States Smelting, Refining and Mining Company, built both the aqueduct and many of the dredges that used its water to process ore.
In spite of this clear reduction in services, the company`s imminent dissolution was not so apparent. Before the summer of 1912, General Manager E.A. Murphy anticipated an increase in the hauling of coal and other fuels for the dredges on Bonanza and Eldorado creeks.
Dredging Corporation of India Limited, or DCI, is unit engaged in the business of dredging. DCI does dredging for Indian seaports exclusively. It occasionally dredges at foreign seaports in countries such as Sri Lanka, Taiwan and Dubai. It is mainly involved in maintenance dredging.
This species is used for food. In 1995 the total recorded catch was 42,000 tons with the largest catches being taken by Italy and Turkey. The shells are mostly caught with dredges but some bottom trawling is done and some aquaculture takes place in Italy.
Dredges seafood.org. Retrieved 11 February 2009. The great weight and strength of the gear can disturb the ground it is towed over, overturning rocks and dislodging and crushing organisms in its path. Scallop dredging tends to result in scallops containing grit, and can damage the seabed if done carelessly.
Lake Wakatip Mail, 20 February 1891, p.3Lake Wakatip Mail, 15 July 1892, p.5 Although returns were steady, costs were also high and by 1897 the directors of the Sew Hoy Big Beach Gold Mining Coy went into voluntary liquidation and sold off the dredges and other equipment.
Junkers W34 planes were ideal and the German Junkers aeroplanes played a major part in the exploration and development of what is today Papua New Guinea. To mine the gold required the construction on site of several 1500+ ton dredges with the heaviest part scaling over 3 tons.
From his FAP tour of Alaska, Smith's work features the re-occurring motif of modern man's herculean, but puny efforts to tame the vast Alaskan wilderness. His paintings and drawings are replete with boats, wharfs, automobiles, seaplanes, and dredges placed against backgrounds of towering mountains and wild rivers.
An airlift is a type of small suction dredge. It is sometimes used like other dredges. At other times, an airlift is handheld underwater by a diver. It works by blowing air into the pipe, and that air, being lighter than water, rises inside the pipe, dragging water with it.
The waterway across Wisconsin never carried much commerce. The upper Fox was slow and meandering - even the dredges got stuck there. The Wisconsin River below Portage was tricky to navigate because of shifting sandbars. Already in the 1850s wagon roads were improving, and new railroads were being built across the state.
Bear Creek and Colorado still are actively mined (2006). Mining of tailings was underway at Cripple in 2010. There were at least eight mining operations near Ophir in 1949, including two dredges, but $35 gold winnowed them down to none by about 1955. Ophir's population was (an estimated) 18 in 1960.
However, today seagrass meadows are being damaged by human activities such as pollution from land runoff, fishing boats that drag dredges or trawls across the meadows uprooting the grass, and overfishing which unbalances the ecosystem. Seagrass meadows are currently being destroyed at a rate of about two football fields every hour.
In roughly 12–15 months, mussels reach marketable size (40mm) and are ready for harvest. Harvesting methods depend on the grow-out area and the rearing method being used. Dredges are currently used for on- bottom culture. Mussels grown on wooden poles can be harvested by hand or with a hydraulic powered system.
The buildings are now a historic landmark used until 2008 as a tourist attraction, restaurant, and hotel. The F.E. Company revitalized the town, reshaping it to do large- scale open-pit mining using enormous floating dredges and draglines. In the process, much of the original sites of Berry and Ester were removed.
With permission granted from the Indonesian Department of Tourism and the local village chiefs, fossicking for gold can be carried out in several regions that are accessible to international tourists. However, fossicking equipment is restricted to gold pans, shovels, and metal detectors. The use of sluices, dredges, or other machinery is forbidden.
Dredges Cottage is a heritage-listed former cottage and now office located at 303 Queen Street, Campbelltown in the City of Campbelltown local government area of New South Wales, Australia. The property is owned by Campbelltown City Council. It was added to the New South Wales State Heritage Register on 2 April 1999.
In fact, the Sew Hoy Big Beach Gold Mining Coy soon cut its dredge plans to three new dredges. Tenders were called in Oct 1889Otago Daily Times, 1 November 1889, p.3. and John Anderson's foundry in Lyttelton was successful, agreeing to build the three for £14,000.Otago Daily Times, 24 November 1892, p.3.
The Lore Company maintained a fleet of three boats for oyster buying and planting. Two boats, the William B. Tennison and the Sidney B. Riggin, were converted bugeyes, former sailing oyster dredges. The Tennison is now itself a national Historic Landmark and is preserved at the museum. A third vessel, the Pengui, was a Hooper Island draketail workboat.
By hydraulic methods soil was washed off the creek banks and into sluices either by gravity or suction. Dredges and in some cases mine shafts were used. To facilitate digging the ground was softened with steam.Picture of shaft mining with steam, retrieved 2011-12-21 Steam was also used for collecting dumps of gravel in the winter.
The Sew Hoy dredge had proved its value on Big Beach but its ladder of buckets could only reach 14 feet below the water level.Otago Witness, 5 September 1889, p.11. More dredges able to reach greater depths were needed. This would need more capital than the Shotover Big Beach Gold Mining Company could raise privately.
Lake Waccamaw is one of the largest Carolina Bays. Although the idea that they were formed by meteorite or comet impact remains popular in public imagination, no evidence supporting the claim has been found. Dredges have brought up old charred tree stumps, and they support a theory that the lake is the basin left by a prehistoric peat fire.
By this time, 1961, Gwynnes products still remained in demand all over the world in their various sizes from Nuclear Power Stations, oil refineries, dry docks, dredges down to coal mines and pumps for many other materials as well as liquids.W. H. ALLEN SONS & CO. LTD. (Mechanical, Hydraulic and Electrical Engineers). The Times, Monday, 19 June 1961; pg.
Machinery was produced that would process the region's products. The company expanded after Anderson's retirement and became a major player in the production of railway hardware, road and rail bridges. A Lyttelton works was opened in 1887 to build and maintain vessels. The firm built gold dredges and the steel lighthouse for Farewell Spit (1895–1896).
Mining dredges were imported from America to work the placer gold of the river. Barge and river traffic was greatly hindered by the Civil War of 1918-22\. The Soviet Reds had the Amur Flotilla which patrolled the river on sequestered riverboats. In the 1930s and during the War the Japanese had their own flotilla on the river.
The Konawaruk River is a river in western Guyana. It is a tributary of the Essequibo River, joining it just south of the Potaro River mouth at . Mining, especially for gold, is the primary industry along the river. Pollution from extraction processes, including the use of missile dredges, has had a severe effect on the ecology of the river.
In the first year after the ditch's opening in May 1928, it was beset by problems. Numerous leaks and breakages occurred, often causing work stoppages at the dredges and mining operations that relied on its water. Eventually, FE Co. managers instituted a 24-hour watch of Davidson Ditch. Watchmen were employed to patrol its length, perpetually examining it for leaks and problems.
This allowed the oyster dredges to remain on the beds, avoiding the need to return to port when full. Buy-boats typically gave a lower price than a dockside sale, but most oystermen considered this a fair trade for not losing time on a run back to the dock. She is considered one of the best-preserved examples of this type of vessel.
Eve dredges the river to find Dallas. However, after Dallas and his friends are dredged from the river in 1933, Dallas is promptly abducted by Lamia, a group who serves Huey Laforet. Although he forgets the names of his two friends, he can easily recall the names of his enemies. Dallas treats others with disrespect and is extremely disliked as a result.
In 1903, he became vice-president of the Belgrade Transport Bank, and two years later the bank changed its name to Prometna Banka. There Savčić urged the board members of the bank to create its own construction department. Once established (1906), it had acquired a small fleet of river dredges by 1909. They provided sand and gravel for the construction industry.
Creem magazine, looking back on it in 1984, said it's "the most difficult Gang album, because it's so damn hard to find the front door to the thing. The ugly emotions Entertainment! dredges up are almost freakish, and all the more unsettling for the way they poke unexpectedly through the record's detached, architectonic front." The album has also attracted praise from rock musicians.
It differed from the dredge net devised by Otto Friedrich Müller in the slit-like shape of the opening, which prevents much of the " washing out " suffered by the earlier pattern, and in the edges. The long edges only are fashioned as scrapers, being wider and heavier than Muller's, especially in later dredges. The short edges are of round iron bar.
Gold prospecting and mining activities allowed on public lands vary with the agency and the location. Gold pans and shovels are commonly allowed, but sluice boxes and suction dredges may be prohibited in some areas.US Army Corps of Engineers: Gold panning policy, Altoona Lake (Georgia), retrieved 20 January 2009.Chattahoochie-Oconee National Forests (Georgia): Gold panning, retrieved 20 January 2009.
The freeboard was invariably low, the better to lift the dredges onto the deck. Due to the wide, flat bottom, a centerboard was provided. Early boats used a tiller for steering, but as patent steering gear became available, the wheel came into use instead. Besides the raked, paired masts, the other distinctive feature of the bugeye is the mounting of the bowsprit.
Potential alternatives to geotextile tubes for moving sand included floating dredges and/or trucking in sand dredged offshore. A final consideration was sea level rise and that Maui was sinking under its own weight. Both Maui and Hawaii Island surround massive mountains (Haleakala, Mauna Loa, and Mauna Kea) and were expanding a giant dimple in the ocean floor, some below the mountain summits.
Electricity is provided by Yukon Energy Corporation (YEC). Most of the grid power is hydroelectric power through the north-south grid from dams near Mayo, Whitehorse and Aishihik Lake. After the local hydroelectric power plant for the gold dredges was shut down in 1966, YEC provided electrical power from local diesel generators. In 2004 YEC connected Dawson to its grid system.
A gold nugget is a naturally occurring piece of native gold. Watercourses often concentrate nuggets and finer gold in placers. Nuggets are recovered by placer mining, but they are also found in residual deposits where the gold-bearing veins or lodes are weathered. Nuggets are also found in the tailings piles of previous mining operations, especially those left by gold mining dredges.
Jackson et al. (2001) took a much needed historical perspective on the role of ecological extinction caused by overfishing of oysters in the Chesapeake Bay. Commercial oyster fishing had not affected the bay ecosystem until mechanical dredges for harvesting were utilized in the 1870s. The bay today is plagued by eutrophication due to algal blooms, and the resulting water is highly hypoxic.
US Geological Survey, Professional Paper 610, p.116-117. The gold mines around Breckenridge are all shut down, although some are open to tourist visits. The characteristic gravel ridges left by the gold dredges can still be seen along the Blue River and Snake River, and the remains of a dredge are still afloat in a pond off the Swan River.
The cruise was named after the mother vessel, HMS Challenger. On her circumnavigation of the globe, 492 deep sea soundings, 133 bottom dredges, 151 open water trawls and 263 serial water temperature observations were taken.Oceanography: an introduction to the marine environment (Peter K. Weyl, 1970), p.49 The Challenger crew used a method of observation developed in earlier small-scale expeditions.
And finally, the proliferation of steam-powered ships and railroads made transportation more reliable, enabling merchants to sell oysters far and wide. Estimates for the harvest in 1839 give a figure of 700,000 bushels. After the Civil War, dredges were legalized, and harvesting exploded to 5 million bushels that year. By 1875, 17 million bushels were taken from the bay.
By that time, the News-Miner was preparing to move into the new Lathrop Building, built by and named after the newspaper's owner.Solka and Bremer, p. 46 As the Great Depression hit the United States, Fairbanks bucked the poor economic trend. Thanks to the Alaska Railroad, large gold dredges could be brought in, and these returned the area's gold mines to profitability.
The Challenger expedition, arranged by the Royal Society, was the first systematic deep-sea exploration. From 1872 to 1876, HMS Challenger surveyed and explored around the world; the physical and chemical qualities of the deep sea were investigated, and biological samples were collected by dredges. The bathysphere, a spherical deep-sea submersible which Elstead's apparatus seems to resemble, first appeared in the 1930s.
U.S. fisheries use most fishing gear types. Vessels are often configured so they can change rapidly between two or more gear types, such as lobster pots to bottom trawls to scallop dredges. The main techniques are purse seining and trawling. Some vessels freeze their catch at sea, such as factory trawlers, tuna boats, Alaskan crab pot vessels, and some southeast shrimp trawlers.
Paul International Airport that provides jet fuel for aircraft. Another major exit route for distilled products is the Wisconsin Pipeline, which brings fuel eastward into the neighboring state. Fuel is also distributed by semi-trailer trucks, railroad cars, and, occasionally, river barges. Pine Bend Refinery dredges sediment from the nearby Mississippi River to ensure that its barges don't bottom out.
According to the 2009 status review of loggerheads by the Fisheries Service, drowning from entanglement in longline and gillnet fishing gear is the turtles' primary threat in the North Pacific. They also become stuck in traps, pots, trawls, and dredges. Caught in this unattended equipment, loggerheads risk serious injury or drowning. Turtle excluder devices for nets and other traps reduce the number being accidentally caught.
Many refugees from the 1980 Mariel boatlift arrived via the Truman Annex. The ship berthing dock and the Outer Mole (Harbor) have been retained by the Navy, which dredges the harbor and collects 40 percent of cruise ship docking fees. The Annex was renamed the "Truman Annex" after U.S. President Harry S. Truman, who spent his winters in Key West in what is now the annex.
Maintenance of harbor channels and navigation aids began early. Dredging in the harbor can be traced back as far as 1783, when the Ellicott brothers (of Ellicott Dredges) excavated the bottom at their wharf in the Inner Harbor. In 1790 the state government began systematic dredging using a "mud machine", which used a horse-drawn drag bucket, later upgraded with steam power. In 1825 Sen.
After the completion of the Alaska Railroad, it became economically feasible to bring in heavy equipment and build gold dredges to work the large amount of low-grade ore that remained after the Fairbanks Gold Rush.Gold Rush Town, pp. 82-83. The best example of this is the construction of Davidson Ditch, a aqueduct built between 1924 and 1929 to provide water for gold dredging.Gedney, Larry.
The construction of the airport meant the demolition of the baseball stadium, fifty-four cottages, boardwalk, the amusement park attractions and the regatta course. The remaining cottages and cottagers were moved to today's Algonquin Island (then named Sunfish Island). Construction used dredges to suck approximately from Toronto Harbour to provide the land needed for two runways. The seaplane base saw its first use in 1938.
Farmers planted citrus groves and truck farms which shipped winter produce by the Florida East Coast Railroad to northern markets. Farmers sold timber and land to paper companies. Based on use of the Tillman and Hopkins canals, ranchers raised beef cattle in West Melbourne. In 1926, a fire among the dredges and a severe hurricane caused extensive damage, leading to an economic downturn in Palm Bay.
The D'Entrecastaux Channel region sheltered by Bruny Island is increasingly affected by foreshore erosion, in some areas sandbagging aims to reduce the effects.Flora Fox, Flora Fox, News and Information about Southern Tasmania 2011 The channel is a breeding ground for scallops. Prior to 1969, fishing dredges were used to collect scallops from the seafloor. Damage caused by the dredging has led to collection by scuba divers.
Dan dredges up a body of a man who looks exactly like himself. Dan realizes he is not Dan Merrick; he is Jack Stanton. In a flashback, it is revealed that an abusive Dan confronted his wife Judith with evidence of her infidelity. She called for help and Jack raced to her home, arriving too late to prevent her from shooting her husband in the head.
The Europeans initiated slave raiding elsewhere in the Caribbean. Venezuela and the islands of Cubagua and Margarita Island was found to have rich deposits of pearl oysters. Natives of the region had long harvested them, and traded them with Europeans. The Europeans’ demand for pearls increased and the careful and selective indigenous methods gave way to Spaniards’ wholesale destruction of the oyster beds with dredges.
The Spanish crown intervened to try to prevent further destruction, banning dredges and attempting to keep the oyster fisheries sustainable. Unknown to them was the environmental conditions that pearl oysters needed for produce their treasure – proper salinity and temperature of the water and the optimal type of sea bottom. But the unsophisticated harvesting of pearls clearly destroyed the oyster beds’ sustainability.Sauer, The Early Spanish Main, pp.
Several Alco 539T engines in various states of completion rest at an aggregate facility in Orlando, Florida. The Alco 539T was a diesel prime mover (locomotive engine) built by the American Locomotive Company. This engine was also used as a stationary powerplant, used in pipeline pumping stations, tugboats and dredges. It has a straight-six, four-stroke design in a cast block which produced from .
By the age of sixteen, Bill was working on the mail coach from Kiandra to . This work often proved to be exciting to the young Bill, particularly as the coach frequently carried gold for the banks. At these times a gold escort of six to eight armed men would accompany the coach. Bill was later employed on mining dredges, initially at Adelong and later at in Victoria.
Formerly, very large gold dredges existed for many years, mining off of Nome, Alaska. The state lease auctions for up to the three mile limit are still held infrequently. From 1960 to 2000, sulfur was mined by the Frasch process from the caprock of a salt dome at the Main Pass 299 mine, offshore Louisiana.John Pernetta (2004) Guide to the Oceans, Firefly Books, , , p.
Stines contacted surveyor and engineer James Davidson, who had built the Miocene Ditch that allowed the use of dredges near Nome. In 1920, when Stines arrived in Nome, Davidson was working for a series of hydraulic mining operations and for a company supplying drinking water to Nome. Davidson was enthusiastic about the idea, and he traveled to Fairbanks in 1923 to study the water situation. One year later, Stines began drilling.
The Bourne Objective is the eighth novel in the Bourne series, and the fifth written by Eric Van Lustbader. The book was released in 2010, sequel to The Bourne Deception. The killing of an art dealer dredges up snatches of Jason Bourne's impaired memory, in particular the murder of a young woman who entrusted him with a strangely engraved ring. Now he's determined to find its owner and purpose.
The surface gold was worked out within two years and most of the miners moved to new gold discoveries on the West Coast. Steam dredges continued to work the river into the 20th century. Canvastown School is a coeducational full primary (years 1-8) school with a decile rating of 5 and a roll of 29. The school was built in 1877 and celebrated its 125th Jubilee in 2002.
Each hypothesis test involves a set risk of a type I error (the alpha rate). If a researcher searches or "dredges" through their data, testing many different hypotheses to find a significant effect, they are inflating their type I error rate. The more the researcher repeatedly tests the data, the higher the chance of observing a type I error and making an incorrect inference about the existence of a relationship.
The Dominican Navy was founded in 1844 also with the National Independence with 15,000 troops after Haiti had occupied the eastern part of the island for twenty five years. It keeps around 34 ships in operation, mostly coast guards, patrol boats and small speedboats. It also operates dredges, tugboats and patrol boats of height. The Navy has a small air body composed helicopter utilities Bell OH-58C Kiowa.
The Index to Marine & Lacustrine Geological Samples is a collaboration between twenty institutions and agencies that operate geological sample repositories. The purpose of the database is to help researchers locate sea floor and lakebed cores, grabs, dredges, and drill samples in their collections. Locations in the Index to Marine and Lacustrine Geological Samples Database (2006) Sample material is available from participating institutions. Data include basic collection and storage information.
While dredges collect oysters more quickly, they heavily damage the beds, and their use is highly restricted. Until 1965, Maryland limited dredging to sailboats, and even since then motor boats can be used only on certain days of the week. These regulations prompted the development of specialized sailboats (the bugeye and later the skipjack) for dredging. Similar laws were enacted in Connecticut before World War I and lasted until 1969.
Gahagan founded his contracting business in 1899 and by 1924 owned two companies, W.H. Gahagan, Inc., and Gahagan Dredging, Inc., which employed between 100 and 4,000 people, depending on contracts, and which owned and operated dredges, steam shovels, and at least 10 steam locomotives — six Ten-Wheelers and four 0-4-0 switchers. Between 1908 and 1911, Gahagan's firm was one of seven contractors who built the Lackawanna Cut-Off.
Soviet fishery during the 1970s and 1980s and others have found 150 fish species at Discovery Seamount. Both Japanese and Soviet trawled the seamounts during that time, but there was no commercial exploitation of the resources. Among animals is Conophora verrucosa, a stylasteride hydrozoan while fish species there include the pygmy flounder; the codling Guttigadus nudirostre is endemic to Discovery Seamount. Fossil corals have been recovered in dredges.
On the 16th, she departed New London escorting the to Casablanca. After repairs at Bermuda and the Azores, the submarine was safely delivered at Casablanca on 23 February. Scott then escorted two Army dredges from the Azores to Delaware Bay, arriving on 30 March. Scott next served under the Atlantic Training Command, first at Norfolk and then at Mayport, escorting ships undergoing training and investigating reported submarine contacts.
A trailing suction hopper dredger (TSHD) trails its suction pipe when working. The pipe, which is fitted with a dredge drag head, loads the dredge spoil into one or more hoppers in the vessel. When the hoppers are full, the TSHD sails to a disposal area and either dumps the material through doors in the hull or pumps the material out of the hoppers. Some dredges also self-offload using drag buckets and conveyors.
In addition to being included in the original Dragonlance series, Bupu appears in the Legends series, and is often considered the only true symbol of a possibility of a "caring" side to Raistlin. She appears to be intertwined with the deepest parts of Raistlin's soul; in a last-ditch effort to save himself from a Dragon Orb, Raistlin dredges up his last reserves of power, in the form of an image of Bupu.
Smaller dredges with suction tubes are used to sample areas behind boulders and along potential pay streaks, until "colour" (gold) appears. Other larger scale dredging operations take place on exposed river gravel bars at seasonal low water. These operations typically use a land based excavator to feed a gravel screening plant and sluice box floating in a temporary pond. The pond is excavated in the gravel bar and filled from the natural water table.
She was employed in the Natural History Division of the National Museum of Ireland in 1905, firstly as a Technical Assistant and later as an Assistant Naturalist. Stephens was a specialist in Porifera and Cnidaria. She published many monographs on the collections of the Natural History Museum and novel specimens deposited in the museum from various dredges. She also identified 34 species of sponge new to science from the Scottish National Antarctic Expedition.
World War II era LSTs have become somewhat ubiquitous, and have found a number of novel commercial uses, including operating as small freighters, ferries, and dredges. Consequently, construction of LSTs in the immediate post-war years was modest. LST-1153 and LST-1154, commissioned respectively in 1947 and 1949, were the only steam-driven LSTs ever built by the Navy. They provided improved berthing arrangements and a greater cargo capacity than their predecessors.
Gold rush tents and digs in Gabriel Gully, Clutha District, Otago, 1862. Prospectors discovered gold in the Coromandel Peninsula in 1852, sparking the Coromandel Gold Rush, the Otago Gold Rush and the West Coast Gold Rush in the 1860s. Initially alluvial gold was recovered, but then mining for gold in quartz veins which was recovered using stamper batteries took over. From the 1890s Otago rivers were dredged for gold, using New Zealand-developed floating dredges.
Scallop spat-collecting bags are suspended during summer in coastal areas with high natural scallop settlement. The scallop larvae settle out of the plankton onto the fine feathery surface of the plastic mesh bags. The larvae are allowed to grow to a suitable size and are then released onto known natural scallop beds at densities of about six per square metre of sea floor. There, they are later harvested on a rotational basis by dredges.
Sounding weights used on were the slightly more advanced "Baillie sounding machine". The British researchers used wire- line soundings to investigate sea depths and collected hundreds of biological samples from all oceans except the Arctic. Also used on HMS Challenger were dredges and scoops, suspended on ropes, with which samples of the sediment and biological specimens of the seabed could be obtained. A more advanced version of the sounding weight is the gravity corer.
"Dredging" is a method for mining below the water table. It is mostly associated with gold mining. Small dredges often use suction to bring the mined material up from the bottom of a water body. Historically, large-scale dredging often used a floating dredge, a barge-like vessel which scooped material up on a conveyor belt in front, removed the desirable component on board, and returned the unwanted material via another conveyor belt in back.
The Yukon provided a means of access to the region, which is entirely roadless, during the late 19th century and early 20th centuries. Gold rushes in Alaska brought prospectors, who operated gold dredges to recover significant quantities of placer gold from area creeks. Today the preserve includes part of the route of the annual Yukon Quest dogsled race, which runs every February. During the summer float trips are popular on the Yukon and Charley Rivers.
When yet another married couple within their friend circle files for divorce, Rishabh and Shefali Malhotra fear that their marriage too may just be a ticking time bomb waiting to explode. They decide to seek professional help from a therapist who dredges up the most embarrassing and bizarre moments in the Malhotras' family life ranging from the quality of their sex life, the quirks of their three kids to the antics of Rishabh’s annoying mother.
The grounding of the oil tanker Exxon Valdez in Prince William Sound on March 24, 1989, produced extensive contamination of the Katmai coastline. By early April, oil had reached Kenai Fjords National Park. Oil reached Cape Douglas in Katmai on April 26 and points southwards in the following week. In early May, a variety of dredges and skimmer vessels were working in the Shelikof Strait, but 90% of the Katmai coastline was oiled.
The wooden hull of the original dredge was discarded, left in the pond where it sank, but all other parts were salvaged for use in the reconstructed dredge. It worked its way downstream on one side of the valley, then back up the other side, until being decommissioned on 1 November 1959. The immediate success of the dredge resulted in the Canadian Klondyke Mining Company ordering the construction of two more dredges the following year.
Grab (clamshell) dredging in process in Port Canaveral, Florida A grab dredger picks up seabed material with a clam shell bucket, which hangs from an onboard crane or a crane barge, or is carried by a hydraulic arm, or is mounted like on a dragline. This technique is often used in excavation of bay mud. Most of these dredges are crane barges with spuds, steel piles that can be lowered and raised to position the dredge.
Dredging the Haihe Channel is the responsibility of the Tianjin Municipal Water Management Bureau (天津市水务局), which maintains both navigability and river flow capacity (set at 800 m3/s). The Water Management dredgers operate from wharves at the Haihe Second Barrier and at the Haihe Tidal Barrier. Icebreaking: Routine icebreaking is usually handled by the Tug & Lighter Company. In case of ice emergencies, the MSA coordinates icebreaking patrols, using heavy harbor tugs and dredges.
Contour map of the Gulf of Mexico as sounded by George S. Blake between 1873 and 1875. Over 3,000 soundings went into this chart, most of the deep water soundings taken by the Sigsbee Sounding Machine. "This was the first realistic bathymetric map of any oceanic basin." By 1878 the Gulf Stream and Gulf work would see the addition of Alexander Agassiz, who joined the ship in December 1877 in Havana, with dredges and trawls for deep biological sampling.
Other items included cargo tanks, special service vessels, barges, small craft, dredges, rigging, and marine hardware. Earlier that year, on 3 August, Kelly became responsible for assembly and shipment of the necessary airfield lighting equipment to establish four semi-fixed installations in Southeast Asia. The early 1970s witnessed the establishment of the Vietnamization Program, also known as the Nixon Doctrine. This new policy was the key to planned reductions in the United States military forces in South Vietnam.
In recent years, however, sources of sand have become more scarce. In 1997, Malaysia announced a ban on the export of sand, yet Malaysian media continue to report rampant smuggling of sand into Singapore, leading then former Prime Minister Mahathir Mohamad to protest that these corrupt sand miners were "digging Malaysia and giving her to other people". A sand mining boat dredges Cambodia's Tatai River. In 2007, Indonesia enacted a ban against exporting sand specifically to Singapore.
Dredging for gold was begun on 21 March 1932, with the whole of the 1,100 ton dredge (No 1 dredge) transported to the field in pieces by air from the port city of Lae. The largest single part was the main tumbler shaft, 12 feet long and weighing 6,870 pounds. Construction of No 2 dredge was underway before No 1 dredge was completed. In all eight dredges were constructed and operated, the last going into operations in 1939.
Dredging operations were interrupted by the war in 1941, and were not resumed until six years later. On 5 February 1942 at 11am, Bulolo was bombed by five twin-engine bombers. Gold production in 1952 amounted to 122,035 ounces, valued at £1,311,241, and constituted 77 per cent of the gold produced in New Guinea in that year. As the gold petered out the dredges were abandoned and they can still be found along the Bulolo river bed.
The dredges were then disassembled and the heavy wooden barges were left to slowly be reclaimed by nature. Other original Nevada City buildings were destroyed when the highway was built through the area. Over the years 14 original structures were preserved and remain in Nevada City, the majority of the buildings present today, were moved into the Nevada City Street plan by Charlie Bovey, of Bovey Restorations, the heir to the General Mills fortune (Blumenthal 2).
He designed the machinery for the towboats Arethusa and Atalanta, and for the snagboats Wright and Suter"The Waterways Journal", Volume 42, 1929. From 1900 to 1910 he was superintendent of the department of mechanical engineering of the United States Engineer Office at Pittsburgh, under Major William L. Sibert"Official Register of the United States", Volume 1, 1905, page 420. He designed steamboats, dredges, structural steel and operating machinery for many locks and dams in Monongahela River.
It had completed the original area by 1976, after which time the dredge worked the lower reaches of Nettle Creek. The development of the bucket line dredge began in 1877 in the gold fields along the Clutha River in Otago, New Zealand. The second stage of dredge development is credited to the Californian gold fields, and higher capacity units were engineered. From gold the use of bucket line dredges spread to tin mining in Malaysia and Indonesia.
Larger ships were difficult to enter the port due to its narrow width as well as the shallow water, so these had to anchor out at sea. By the late 17th-century maintenance of the port already prove to be very difficult. Sandbanks continuously building up at its mouth and around the area. In the 18th- century, for a short time the VOC made use of slaves and horses to tow dredges along the canal from its eastern bank.
She hastens to the forge of Ilmarinen and gets him to build her a giant rake of copper and steel. Lemminkäinen's mother—after getting further help from the sun—dredges the river and recovers the remains of her son. The aged mother reassembles her son and reconnects all of the parts into a complete man. She asks a tiny bee to bring her honey from heaven with which she salves her son and coaxes him back to life.
Sullivan is a labour activist in the Ottawa area. Born in British Columbia, he worked on ships and dredges before entering political life. He became active with the Public Service Alliance of Canada at the beginning of his career, and rose to become president of the Vancouver district area council of PSAC. He coordinated the group's political action committee in the early 1980s, and served for three years as a trustee with the British Columbia Federation of Labour.
The Swanberg Dredge is one of several gold mining dredges that dot the landscape near Nome, Alaska. Also known as the Johnson-Pohl Dredge, this one is located at about mile marker 1 of the Nome-Council Highway just inside the city limits. The dredge stands in a pond about north of the highway in a small pond. It has a barge-like hull with a mostly single-story superstructure, and measures about , with a draft of .
Launching a ship at the Polson Iron Works shipyard. The Polson Iron Works was an Ontario based firm which built large steam engines, and ships, barges and dredges. Founded by William Polson (1834–1901) and son Franklin Bates Polson, the firm was incorporated in 1886 and it was one of the original shipyards operating in Toronto. In 1888 favourable land grants prompted the company to move to Owen Sound, which was then an important port for Canadian Pacific's steamships.
The dredge was built in England, the United Kingdom in 1938 by F.W. Payne & Son, a major dredge engineering company at that time. It was built for the Southern Malayan Tin Dredging Ltd., a company formed in 1926 which operated 6 dredges in total in Batu Gajah and Tanjung Tualang. TT5 was used for 44 years until 1982 when the Malaysian tin industries declined due to the falling world's tin price, exhausted tin deposits and high operating cost.
Large dredges, such as Dredge No. 4, also employed a panner, who obtained samples of material from the bucket line to inspect its colour. The lowest-ranking group was known as the "bull gang", three to five members who were responsible for the machine's cables, the incoming power lines, and the "deadmen". The latter were two bulldozers along the shore of the dredge pond, attached to the dredge by steel cables, and were used as anchors.
Soon suction dredges were employed and the mining spread along the lower Peace River. Moorhead soon sold his Arcadia Phosphate Co. to Hammond & Hull of Savannah, Georgia a large fertilizer operation in that city. Moorhead returned to Pennsylvania, where he developed a phosphate mine in Juniata County, PA and formed the narrow gauge Tuscarora Valley Railroad. Hammond & Hull also owned the Charlotte Harbor Phosphate Co. which had their works at Hull, connecting with the Florida Southern by a short branch line.
First aired August 21, 2008 Margaret announces to her parents that she is being honored as the "Korean of the Year." Although her parents are excited, Margaret is hesitant to accept the award as it dredges up old memories of the Korean community's less-than- stellar response to her career. Already stressed, Margaret's parents surprise her with a baby outfit in their ongoing attempt for grandchildren. Meanwhile, Charlie and Stapleton battle to give Margaret the perfect dress for the event.
Nearly all the world's continental shelves, and large areas of continental slopes, underwater ridges, and seamounts, have had heavy bottom trawls and dredges repeatedly dragged over their surfaces. For fifty years, governments and organizations, such as the Asian Development Bank, have encouraged the fishing industry to develop trawler fleets. Repeated bottom trawling and dredging literally flattens diversity in the benthic habitat, radically changing the associated communities. Watling, Les (2005) "The global destruction of bottom habitats by mobile fishing gear" Chapter 12, pp.
The water hyacinth, a plant not native to the lake, also poses a major problem. It grows rapidly, filling up the smaller streams and large expanses of the lake, robbing native plants and animals of nutrients and sunlight. At one time, all boats coming into Nyaung Shwe were required to bring in a specified amount of water hyacinth. Over the past twenty years, large-scale use of dredges and pumps has been employed with some success in controlling the growth of this plant.
One of the original boxes containing the photographic negatives brought back from the expedition On its journey circumnavigating the globe, 492 deep sea soundings, 133 bottom dredges, 151 open water trawls and 263 serial water temperature observations were taken.Oceanography: an introduction to the marine environment (Peter K. Weyl, 1970), p.49 About 4,700 new species of marine life were discovered. The scientific work was conducted by Wyville Thomson, John Murray, John Young Buchanan, Henry Nottidge Moseley, and Rudolf von Willemoes-Suhm.
The Army Corps of Engineers dredges the river and the City Ship Canal every two to three years, removing about of sediment. Dredging sediment is placed in a confined disposal facility located on Lake Erie near the former Bethlehem Steel facility. In 2011 and 2012 a more extensive dredging effort was undertaken as part of the Buffalo River Restoration Project to remove contaminated sediment from both the navigable waterway and from an upstream part of the Buffalo River that is not normally dredged.
As gas and diesel engines became available they replaced the hand-cranked winder. In either case a pair of rollers was mounted at the rail on either side, to protect the hull from rubbing and to reduce friction as the dredges were raised. By and large there was very little development within the type, other than the minor improvements already listed. There was a small trend towards increasing size; bugeyes averaged around in length, but some later examples were well over long.
U.S. Department of the Interior, Fish & Wildlife Service, Washington, D.C. abandoned gold dredges and electrical transmission towers. Both heavy rain and excessive heat can potentially kill nestlings, so golden eagles often place their nests to suit the local climate. In northern areas, such as Alaska, sun exposure (southern orientation) may help nesting success, while those nesting in hot, lowland Utah and arid regions of Israel were mainly northerly facing to keep the nest out of the hot glare of the sun.Bahat, O. (1989).
As coal output and demand increased, rail services to and from Kuala Lumpur expanded. The demand for coal from Batu Arang skyrocketed due to the First World War, which led to a reduction of coal imports. The local coal was frequently sold to the railway companies, power stations, tin mines, dredges, and end customers. During World War II, in 1942, British authorities halted mining operations, and destroyed the power station and main sub-station as Japanese forces approached Batu Arang.
Opposition to this project stems from potential environmental damage due to silting and loss of amenity for bayside residents due to the noise produced by the dredges. The project was subject to the strictest environmental testing and monitoring requirements in the world at the time. These activities will continue on for many years to help protect the Port Phillip Bay ecosystems. In the future the Victorian Government will redevelop the Port of Melbourne to better integrate it with other modes of transport.
Polson felt that the Federal government was unfairly subsidizing railroad industry, and that comparable subsidies should be offered to the shipping and shipbuilding industries. His efforts to lobby Ottawa were generally unsuccessful, with the exception of his efforts to court Joseph-Israël Tarte, the Canadian Minister of Public Works. Tarte commissioned the first of a series of dredges to enhance navigation of the St Lawrence River. During Polson's lifetime the firm built the CGS Vigilant, said to be the first Canada's first Canadian built armed vessel.
The company expanded after Anderson's retirement and became a major player in the production of railway hardware, road and rail bridges. A Lyttelton works was opened in 1887 to build and maintain vessels. The firm built gold dredges and the steel lighthouse for Farewell Spit (1895–1896). One example of significant bridges was the Beaumont road bridge over the Clutha River, which is also known as the Dunkeld Bridge, as this was the original survey name for the township that soon took the name of Beaumont.
In July 1913, the Dredging Division (heir to the construction-era Sixth Division) chose Paraiso as its headquarters, and the town's machine shops were once again refurbished to repair dredges used to keep the Culebra Cut open. By 1918, the Dredging Division's workforce was reduced as the danger of landslides abated. Paraiso's American work force was moved to the nearby town of Pedro Miguel and Paraiso became a segregated “silver” town. Paraiso’s residential areas were divided into subdivisions named Jamaica Town, Hamilton Hill and Spanish Town.
Castaing-Taylor has had a connection with the fishing industry due to his father working in the shipping industry. Leviathan was initially planned to be mainly about the fishing industry on the land portion of the process, however it was changed to the sea only due to the change in interest by the filmmakers. The direction of the film was to highlight the contrast between the past and present of New Bedford. The production on land took place at local factories and net/ice production dredges.
The PRC used hundreds of dredges and barges including a giant self-propelled dredger, the Tian Jing Hao. Built in 2009 in China, the Tian Jing Hao is a 127m-long seagoing cutter suction dredger designed by German engineering company Vosta LMG; (Lübecker Maschinenbau Gesellschaft (de)). At 6,017 gross tonnes, with a dredging capacity of 4500m3/h, it is credited as being the largest of its type in Asia. It has been operating on Cuarteron Reef, the Gaven Reefs, and at Fiery Cross Reef.
One of her winches also can deploy lines and equipment over her stern. In addition to trawling, her sampling stations can deploy smaller sampling nets, longlines, and fish traps. Her winches can deploy CTD instruments to measure the electrical conductivity, temperature, and chlorophyll fluorescence of sea water. Bell M. Shimada also can deploy specialized gear such as Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS) frames, towed vehicles, dredges, and bottom corers, and she can deploy and recover both floating and bottom- moored sensor arrays.
Aerial view, looking southerly, of the river's mouth and surrounding area of discharge into Lake Erie, in Rocky River. At top, the Clifton Park-West Lake Bridge carries U.S. Route 6 across the river. At center is a derrick boat operated by the U.S. Army Corps of Engineers, which dredges the navigation channel and maintains the breakwater. A bend in the Rocky River and adjoining riverbanks are seen in this photo taken from a bridge on the Cleveland-Rocky River border in the Rocky River Reservation.
The Chastity plan Logistical support of the armies on the continent in the long term depended on the capture and repair of ports. Plans were drawn up for the rehabilitation of eighteen ports in Normandy and Brittany. The task was assigned to port construction and repair (PC & R) groups. Each had a headquarters and headquarters company with specialists trained in port reconstruction, and a pool of heavy construction equipment with operators, which were supplemented by engineer troops and civilians, dump truck companies, port repair ships and dredges.
It still must be dredged to keep it open to allow for the boats moored in the harbor to reach the Sound. Three major civic battles were waged in the 20th century when various plans to dredge the harbor were proposed and pursued by the Town of Brookhaven. Two dredging projects were approved, and the present channels and deep basin south of Cedar Beach are the result of that action. A united civic action finally got the dredges out of the harbor in the late 1960s.
The South Brisbane Dry Dock was designed by William David Nisbet, chief engineer for Harbours & Rivers, in 1875. It was constructed between 1876 and 1881 by J & A Overend, who had moved from Melbourne to oversee the work. The busy Brisbane River port required a substantial facility for the maintenance, repair and refitting of commercial ships and Harbours & Rivers dredges, barges and other vessels. In the first eighteen months the site was excavated and the excess material was used to build up streets in South Brisbane.
The Chena Pump House, also known just as the Pump House Restaurant, is a restaurant at 796 Chena Pump Road in Fairbanks, Alaska. The restaurant is located in the shell of a 1933 pumping station established by the Fairbanks Exploration Company, Alaska's largest gold mining operator at the time. The pump house was used to provide water to dredges operating on Cripple Creek in the Ester area. The building was abandoned by the company in 1958, and was enlarged and converted into a restaurant in 1978.
The Chatanika Gold Camp is a historic gold mining camp at Mile 27¾ of the Steese Highway in Chatanika, Alaska. The camp is set on about overlooking Cleary Creek, and consists of thirteen buildings as well as a scattering of old mining tools and equipment. The largest of the buildings are two bunkhouses, finished in corrugated metal. The camp was built in 1925 by the Fairbanks Exploration Company (FEC), which also dug the nearby Davidson Ditch to supply water for the operation of the gold dredges.
Particles of gold and nuggets too large to fit through the screen holes would be ejected with the gravel. In its 46 years of operations, the machine mined nine tons of gold, dredging 22 buckets of gravel every minute, about per day. Dredge No. 4 had a much greater capacity than other dredges operated in the area, and could sometimes operate through winter. In 1918, it began operating on 1 May, and continued until 3 April 1919, at which time it was stopped for repairs.
In an address to the Engineering Section of the Royal Society of New South Wales in 1900, Selfe recalled his work for Russell's: > While there [I] prepared plans for numbers of flour mills, and for the first > ice-making machines, designing machinery for the multifarious requirements > of colonial industries, many of which (such as sheep-washing and boiling > down) no longer exist on the old lines. Cited in Freyne (2009). While at Russell's, Selfe made several innovations in the design and construction of dredges for "deeping our harbours and rivers" – something of crucial importance to industry in early Sydney. He later recalled the success of Pluto, one of his dredges purchased by the government: > [I]n this there were several novelties introduced, and among them, the > ladder was lifted by hydraulic power instead of by a chain from a winch ... > The day of the official trial ... was a proud one for [me], because during > the course of the little festivities which followed their formal approval > and official acceptance, [head engineer] Mr Dunlop pointedly remarked that > "as she was all right, the credit must be given to his boy in the drawing > office".
Mechanical excavators, airlifts and suction dredges were used in the process of locating the wreck, but as soon as it began to be uncovered in earnest, more delicate techniques were employed.Rule (1983), p. 61. Many objects from the Mary Rose had been well preserved in form and shape, but many were quite delicate, requiring careful handling. Artefacts of all sizes were supported with soft packing material, such as old plastic ice cream containers, and some of the arrows that were "soft like cream cheese" had to be brought up in special styrofoam containers.
This excess water is returned to the sea to reduce weight and increase the amount of solid material (or slurry) that can be carried in one load. When the hopper is filled with slurry, the dredger stops dredging and goes to a dump site and empties its hopper. Some hopper dredges are designed so they can also be emptied from above using pumps if dump sites are unavailable or if the dredge material is contaminated. Sometimes the slurry of dredgings and water is pumped straight into pipes which deposit it on nearby land.
Davidson Ditch is a conduit built in the 1920s to supply water to gold mining dredges in central Alaska. It was the first large-scale pipeline construction project in Alaska, and lessons learned in its construction were applied to the building of the Trans-Alaska Pipeline System. It is eligible for inclusion on the National Register of Historic Places, but has not been listed due to a lack of information. Despite this, the remains of the conduit are partially protected by its inclusion in the White Mountains National Recreation Area.
The Mapuri tract on the Nechi River, a few miles below Zaragoza, was exploited by the Colombia Gold Mines Corporation. One publication in 1909 reported, "The district of Zaragosa, on the Nechi River, paid to the Spanish Crown the sum of $1200000 in gold, this district having produced in nineteen years of Spanish occupation the sum of $6000000 in gold." Platinum was saved by dredges on Nechi River in 1922. In November 1986, a terrorist group bombed a dredge in the river, forcing the temporary cessation to gold production in the area.
Deep-water probes can be launched either via a large door in the side of the vessel or, if the ship is operating in ice-infested waters, through a moon pool. A drop keel containing transducers for the measurement of plankton density and ocean currents can be lowered below the bottom of the ship. A hydraulic A-frame in the stern of the ship can be used to tow sampling nets and dredges. To transport supplies to polar research stations, the ship has a cargo hold located in the bow of the vessel.
This included all landing-type vessels, spares, engines, and combat ships. Other items included cargo tanks, special service vessels, barges, small craft, dredges, rigging, and marine hardware. Earlier that year, on 3 August, Kelly became responsible for assembly and shipment of the necessary airfield lighting equipment to establish four semi-fixed installations in Southeast Asia. In August 1966, the Air Force Logistics Command established PROJECT LOGGY SORT (LOGGY-Specialize Overseas Repair Test) to study the requirements for repair and maintenance of United States Air Force tactical aircraft in a combat environment in Southeast Asia.
In 1999 the total catch reported by the United Nations Food and Agriculture Organisation was 35,411 tonnes with the two biggest catches being reported from the United Kingdom and France which landed 19,108 tonnes and 12.745 tonnes respectively. It is believed that some natural stocks are showing indications of over exploitation resulting in strict enforcement of fisheries legislation and by the development of stock enhancement practices. Great scallops are fished for using Newhaven scallop dredges although a very small percentage, i.e. less than 5% is gathered by hand by divers.
After the war, Heurlin lived for many years in Westport, Connecticut, where he began his professional art career as an illustrator for magazines published in New York City. In the early 1930s he was selected as an artist for the WPA Arts Project in Westport's public school buildings. He returned to Alaska around 1935, and moved outside Fairbanks to the gold mining village of Ester with his wife, Anne Downer Severin (d. 1971). The artist worked on the gold dredges near Ester for the Fairbanks Exploration (FE) Company at the Independence Mine.
Pisces also can deploy specialized gear such as Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS) frames, towed vehicles, dredges, and bottom corers, and she can deploy and recover both floating and bottom-moored sensor arrays. While trawling, Pisces uses wireless and hard-wired systems to monitor the shape of the trawl net and to work in conjunction with an autotrawl system that sets trawl depth and trawl wire tension and adjusts the net configuration. Pisces has a 56-square-meter (m²) (602-square-foot) (sq. ft.) wet laboratory, a 15-m² (156-sq.
He went on to explore the Atlantic Ocean for the National Oceanic and Atmospheric Administration (NOAA), using dredges, cameras and echo sounders that mapped the seabed. While doing so, he found a hot spring along the Mid-Atlantic Ridge in 1985. Not only did the hot spring yield valuable metals, such as gold and silver, but they also were an ecosystem of lifeforms never seen before. The 2003 film, Volcanoes of the Deep Sea, documents Rona's and his colleague Richard A. Lutz's excursions of the oceanic hot springs.
The Water Management dredgers operate from wharves at the Haihe Second Barrier and at the Haihe Tidal Barrier. Icebreaking: Routine icebreaking is usually handled by the Tug & Lighter Company. In case of ice emergencies, the MSA coordinates icebreaking patrols, using heavy harbor tugs and dredges. During the frozen winter of 2010–11, the Port authorities estimated that there were 16 ships with icebreaking capabilities available, 10 of which belonged to the TTLC. CNOOC Bohai had 24 icebreakers, needed to clear offshore platforms, and also lent two larger icebreakers to the Port.
Before long word of the projects continuance past the permits expiration date reached the War Department and this agency was not amused. Every one of the Sebastian Inlet Association's board members and the dredge crews found themselves threatened with arrest if the work wasn't halted promptly. With the two dredges still at work Couch and some other influential citizens set out for Washington, D.C. where they approached Senator Duncan U. Fletcher and lobbied him to work on the War Department and obtain another permit. After returning from Washington, Couch secured the able assistance of Capt.
Most of the gold was in quartz reefs rather than in more accessible alluvial deposits and had to be recovered from underground mines and extracted using stamping batteries. The decline in New Zealand gold production was halted in the 1890s. The Waihi Mine had been discovered in 1878, but was not seriously worked until 1887, when English capital set up a cyanide process plant. Hence, with these mines and gold dredges extracting gold from the Molyneaux River in Otago, the gold production of New Zealand again exceeded half a million ounces in 1902.
Laxey Bay MNR also includes a highly protected Eelgrass Conservation Zone within Garwick Bay. The reserve is managed by the Department of Environment, Food and Agriculture in collaboration with its fisheries science advisors and other stakeholders including the fishing industry and recreational users. The Manx Marine Nature Reserves Byelaws 2018 prohibit the extraction of sand, gravel or rock, the deposition of any substance or articles, the use of mobile fishing gear (dredges and trawls) and long lines and the taking of either queen or king scallops whilst diving.
Discovered in 1975, the Bank became a protected area by 1984 as the Oculina Bank Habitat Area of Particular Concern. The known and documented threat in the Oculina Banks area is damage from mechanical fishing gear, including dredges, bottom long lines, trawl nets and anchors despite supposed habitat- based protections. Anchoring vessels and bottom-trending fishing gear became prohibited within the protected area, in an effort to maintain the Oculina thickets and the habitat as a whole. Temperature ranges from 7 to 27 degrees Celsius on the Oculina Bank.
On 15 April, John Samuel, Chair of the political party De Nieuwe Wind and former consul to French Guinea, had been send back when he tried to illegally cross the river to visit his family. A total lockdown of the rivers on the eastern border was instituted from 30 April, and concerns the Marowijne, Lawa and Tapanahony river. Essential traffic would be allowed, however people who illegally crossed the rivers would have to quarantine for 14 days. As of 2 May, the use of (gold dredges) on the rivers are forbidden.
During her stay in Yamagata, she finds herself increasingly nostalgic and wistful for her childhood self, while simultaneously wrestling with adult issues of career and love. The trip dredges up forgotten memories (not all of them good ones) — the first stirrings of childish romance, puberty and growing up, the frustrations of math and boys. In lyrical switches between the present and the past, Taeko wonders if she has been true to the dreams of her childhood self. In doing so, she begins to realize that Toshio has helped her along the way.
A narrow beachfront extends into the bay from a steep bank that was enlarged by fill that was dumped from dredges for access to the basin beginning in 1929. Beyond the fill are a few exotic trees introduced for flood control and landscape value, but native vegetation remains among a few invasive species. Longleaf pine as well as second growth slash pine of great age remain in undisturbed areas. Plans for potential use of the remaining portion of the property must be presented to the county government officials for review.
The Corps also controls water released from the dams to protect natural habitats during periods of fluctuating flows. The Corps has a standing mission to provide engineering support in response to major disasters, such as the California earthquakes and Hurricane Andrew. When Mount St. Helens erupted in 1980, the effects on water quality and on the natural recovery of fish, wildlife and plant species were of primary concern in the Corps' response. After the Exxon Valdez ran aground, District dredges recovered nearly 400,000 gallons of oil from the waters of Alaska's Prince William Sound.
The Gowanus Canal, near Smith and 9th Streets, with the Gowanus Expressway in the distance The canal's toxic sediment layer averages thick, and at some spots reaches . As part of the Superfund cleanup, the EPA would remove approximately of highly contaminated sediment from the upper and middle segments and of contaminated sediment from the lower segment. The sediment would be treated at an off-site facility. Then, at the locations where contamination had permeated the underlying sediment, the EPA would cap the dredges with multiple layers of clean material.
Steamboats from San Francisco, carrying miners and supplies, navigated up the Sacramento River, then the Feather River to Marysville where they would unload their passengers and cargo. Marysville eventually constructed a complex levee system to protect the city from floods and sediment. Hydraulic mining greatly exacerbated the problem of flooding in Marysville and shoaled the waters of the Feather River so severely that few steamboats could navigate from Sacramento to the Marysville docks. The sediment left by such efforts were reprocessed by mining dredges at the Yuba Goldfields, located near Marysville.
S.S. Hoxbar ready for launching at Sparrows Point, Maryland, February 15, 1919 Maryland Steel built tugs, coastal passengers, dredges, cargo ships and a few destroyers. Following the purchase by Bethlehem, it serviced and repaired ships and manufactured industrial products. One famous vessel built in this early period was the , launched as Shawmut, which, in 1914, was the first ship to transit the Panama Canal. Facilities at the yard included a graving dock, a floating drydock and two full-service outfitting piers which together provided nearly 3,000 feet of berthing space.
The equipment used to capture the fish may be purse seines, other seines, trawls, dredges, gillnets and long-lines and the fish species most frequently targeted are herring, cod, anchovy, tuna, flounder, mullet, squid and salmon. Overexploitation itself has become a serious concern; it does not only cause the depletion of fish stocks, but also substantially reduce the size of predatory fish populations. It has been estimated that "industrialized fisheries typically reduced community biomass by 80% within 15 years of exploitation." In order to avoid overexploitation, many countries have introduced quotas in their own waters.
After the gold rush, the population of the territory declined precipitously, reaching a low of 4,157 in 1921 and remained fairly steady until the 1940s. This was despite the development of other mining areas including silver in Conrad, Yukon and especially near Mayo, gold in the Kluane Lake area, and copper near Whitehorse. In the Klondike, individual miners' claims were bought out and consolidated with the help of the government by a small number of companies, including the Guggenheim's Yukon Gold Corporation who used large floating dredges. The Yukon Consolidated Gold Company continued to dredge for gold until the 1960s.
Although this method has largely been replaced by modern methods, some dredging is done by small-scale miners using suction dredges. These are small machines that float on the water and are usually operated by one or two people. A suction dredge consists of a sluice box supported by pontoons, attached to a suction hose which is controlled by a miner working beneath the water. State dredging permits in many of the United States gold dredging areas specify a seasonal time period and area closures to avoid conflicts between dredgers and the spawning time of fish populations.
In 1909, part of Cumberlands anchor chain was recovered and sent to the museum of the Confederacy in Richmond (Newport News Daily Press, 12 November 1909). In 1981, the National Underwater and Marine Agency (NUMA) contracted with Underwater Archaeological Joint Ventures (UAJV), a private firm based in Yorktown, VA. UAJV team members consulted local watermen (whose oyster dredges had picked up artifacts for years) to help locate the ships. This information and a remote sensing survey, led archaeologists to two significant wrecks. The recovery of numerous artifacts confirmed that these shipwrecks were most likely Cumberland and CSS Florida.
Grebe was recommissioned on 15 November 1922, Chief Boatswain Albert C. Fraenzel commanding. On 16 December she sailed for St. Thomas, capital of the Virgin Islands, where she served as station ship until 1931. Grebe made an average of a trip a week between St. Thomas, St. Croix, and San Juan carrying stores and passengers, both military and civilian; she also towed coal barges and dredges to San Juan, Fort de France, Martinique, and other Caribbean ports. While at St. Thomas, Grebe was invaluable in assisting disabled ships, mainly those grounded on coral reefs, and in searches for missing ships.
Ulysses S. Grant. Although placing little confidence in the success of the project, Grant approved of the idea as it would keep his soldiers in good physical condition for the spring campaign, and more importantly, keep the spirit of the offensive alive. As the soldiers and African-Americans that had been pressed into service dug lower, there was a sudden rise in the river that broke through the dam at the head of the canal and flooded the area. In a desperate effort to rescue the project, two huge steam-driven dipper dredges, Hercules and Sampson, were put to work clearing the channel.
Is associated with diamond mining area in the Lunda, having a partner, one of the dredges, Eduardo Kwangana, President of PRS. Founded in the 1990s a company, "Organizations Kabuscorp" whose heritage includes land in Samba, a fifth under construction in the areas of Futungo, to which he gave his name, "Thursday Kamgamba". It is connoted with a limited company representations, Rangol based in Workers Quarter. What gives you more visibility is a football team, the club Kabuscorp Sport Clube do Palanca, who created in December 1994, becoming the first Angolan to have a football club in the country.
To enable it to probe the depths, 15 of Challenger's 17 guns were removed and its spars reduced to make more space available. Laboratories, extra cabins and a special dredging platform were installed. Challenger used mainly sail power during the expedition; the steam engine was used only for powering the dredge. It was loaded with specimen jars, filled with alcohol for preservation of samples, microscopes and chemical apparatus, trawls and dredges, thermometers, barometers, water sampling bottles, sounding leads, devices to collect sediment from the sea bed and great lengths of rope with which to suspend the equipment into the ocean depths.
Both masts raked rather sharply aft, with the mainmast raked significantly more sharply than the foremast.1 Brogans were still too small to effectively haul dredges, and continued to be enlarged and improved. By the early 1880s, or possibly even earlier, the first bugeyes were being built.2 Over the next twenty years, the bugeye became the dominant type of vessel employed in oystering, but by 1893 construction of new bugeyes began to decline with the introduction of the skipjack, which was less expensive to build, operate and maintain yet was very well suited to dredging for oysters.
19; Evening Post, 10 September 1889, p.3. In a strong publicity campaign, the new company proposed to put larger and better dredges "designed to lift double the amount of stuff" on to its "wonderfully valuable" claim which now covered 260 acres, along five miles of the Shotover River. 80,000 shares were offered at £2 each. With samples of Big Beach gold exhibited in Otago and Dunedin, shares sold well. There was, however, criticism of the heavy "loading" of the company, as 48,000 of these shares went to the promoters, the owners of the mining claims.
A large gold dredge uses a mechanical method to excavate material (sand, gravel, dirt, etc.) using steel "buckets" on a circular, continuous "bucketline" at the front end of the dredge. The material is then sorted/sifted using water. On large gold dredges, the buckets dump the material into a steel rotating cylinder (a specific type of trommel called "the screen") that is sloped downward toward a rubber belt (the stacker) that carries away oversize material (rocks) and dumps the rocks behind the dredge. The cylinder has many holes in it to allow undersized material (including gold) to fall into a sluice box.
Stamp sand discarded into the water was sometimes reclaimed with dredges to be re-stamped when more efficient stamping technology was developed (for example, Quincy Dredge Number Two). Stamp sand may be hazardous to human health, since it contains trace amounts of harmful heavy metals (such as arsenic). As a result, land created from stamp sand may be poisonous to plant life, and can pollute nearby water as well. For example, aquatic life in the Keweenaw Waterway, near the Keweenaw copper mines of Michigan, has declined significantly near stamp sand deposits, while the waterway is reasonably healthy in other areas.
Barnette dispatched Jujiro Wada, a Japanese immigrant from Ehime on Shikoku Island, to Dawson City to spread the word that gold had been found in order for Barnette to create a market for his goods. After Wada spread the word about the gold being discovered, many miners who had not already left for the Nome Gold Rush traveled to Fairbanks. The prospectors soon found jobs working for Barnette—prospecting for him by panning and sluicing for gold in Fairbanks. The Fairbanks Exploration Company bought up claims within a 30 by 50 mile area and brought in gold dredges on the Alaska Railroad.
"....to provide salvage repair;" - simply put --- the refloating of practically every conceivable type of sailing craft: sampans, small boats, barges, dredges, riverine men o'war, tugs, freighters, ad infinitum, and making temporary repairs to those craft in preparation for transit to a permanent repair facility. ".... diving and rescue services...." - experienced HCU-1 divers provided the nucleus for all diving operations. Without divers, most salvage would have been impossible. They provided diving assistance to ships and shore activities and aided in the rescue and recovery of distressed persons, riverine craft, ships and aircraft anywhere their talents were needed.
In the aftermath of the massacre, Lena shares fell dramatically, creating a decisive moment in the company's history. In the summer of 1914, the company began discussions about acquiring new equipment and dredges, the first of which was not ordered until 1917. Its manufacture, shipping from the United States, assembly and installation should have taken one and a half or two years, but, at the time of October Revolution, the dredge was only in the process of shipping. On 28 June 1918, the Council of People's Commissars issued a decree on the nationalization of a number of enterprises, among which was Lena Goldfields.
The link has sometimes been tenuous: some 17 years later, when NMU joined MEBA, MM&P; very nearly followed suit. In 2017, members of the union approved MM&P;'s affiliation with the Panamanian Union of Captains and Deck Officers (Union de Capitanes y Oficiales de Cubierta-UCOC). UCOC is the exclusive representative for the bargaining unit covering all licensed deck officers of the tugboat fleet, dredges and related vessels operated by the Panama Canal Authority. In 2020, Masters, Mates and Pilots separated from the ILA and once again became a stand-alone Union within the AFL-CIO.
The Golden Peaks mill also processed ore brought to it by an aerial ropeway from new workings at Upper Ridges. Bulolo Gold Dredging (BGD) began operations at the sister town of Bulolo in 1932 and was responsible for the bulk of pre-war gold production: about 40 tonnes in total. Seven of the eventual eight dredges worked the Bulolo Valley gravels; one only, No. 6, worked in the Wau Valley. Large operations ceased to be attractive after WWII, partly due to pegging of the gold price at pre-war prices and the last dredge ceased operating in 1965.
Dredges were deployed to raise the sandbar above flood level, upon which Harrover designed the Mud Island River Park: an entertainment complex featuring a museum of the Mississippi River, an amphitheater, shops and restaurants, as well as the "Riverwalk": a water- filled, scale-model promenade depicting the lower Mississippi River between Cairo, Illinois to New Orleans. Harrover also designed the Memphis Suspension Railway which allowed visitors to access the park from downtown, negotiating its constructing between Swiss engineers and Italian workers. Harrover was awarded honorary Doctorates in Fine Arts by Rhodes College and the Memphis College of Art. He closed his firm in 1994 and began full-time consulting work.
On 17 November 2004, the United Nations General Assembly urged nations to consider temporary bans on high seas bottom trawling. A global analysis of the impacts of bottom trawling found that the impact on seabed biota was strongly dependent on the type of gear used, with otter trawls estimated as having the smallest impact and removing 6% of biota per pass while hydraulic dredges had the largest impact and removed 41% of biota per pass. Other research found trawled canyon sediments contained 52 percent less organic matter than the undisturbed seafloor. There were 80 percent fewer sea worms in the trawled region as well.
Physical control is performed by land-based machines such as bucket cranes, draglines, or boom or by water based machinery such as aquatic weed harvesters, dredges, or vegetation shredder. Mechanical removal is seen as the best short-term solution to the proliferation of the plant. A project on Lake Victoria in Africa used various pieces of equipment to chop, collect, and dispose of of water hyacinth in a 12-month period. It is, however, costly and requires the use of both land and water vehicles, but it took many years for the lake to become in poor condition and reclamation will be a continual process.
A recent study of the plateau conducted in 2008-2009 by Geoscience Australia surveyed 65,000 square kilometers of the area to gain a broader geologic understanding. A multibeam swath bathymetry along with 8000 line kilometers of high-resolution gravity, magnetic and Acoustic Doppler Current Profiler measurements were collected along with several rock and sediment samples. A total of eleven rock dredges, three sediment grabs, four box cores, one sea floor trawl, eight camera and temperature tows, conductivity (salinity) and depth profiles through the water column. Data from this survey revealed and reaffirmed early studies that volcanic activity was a major factor in the early formations of this vast plateau.
During the first portion of the 20th century, the Chatanika was dominated by the gold- mining industry, which used its flow to operate gold dredges. The most visible example of this was the construction of the Davidson Ditch, a dam-and-pipeline system used to divert water to gold-mining operations closer to Fairbanks. The Ditch was abandoned in the 1950s, and during the 1967 Tanana Valley flood, the dam was damaged and became inoperable. In January 2002, the Alaska Department of Fish and Game and the United States Fish and Wildlife Service removed the dam in conjunction with other groups, restoring the Chatanika's original flow.
"56,000 shares were allotted when the list finally closed."Lake Wakatip Mail, 15 July 1892, p.5. . In defence of the proposal, Choie Sew Hoy wrote, "The gold won by the present company is the result almost altogether from ground supposed to be worked out, both by Europeans and Chinese. I only wish to add that these results will be far surpassed, and the value of the company, as at present printed, far greater in twelve months than to-day, when we hope to gather the gold with five dredges instead of one."Letter to the Editor, 6 Sep 1889, Otago Witness, 12 September 1889, p.11.
His writings were all based on first-hand accounts and interviews "during his time operating freight, passenger, and tow boats, as well as floating dredges, in all parts of the Everglades" His best known titles are A Cracker History of Okeechobee and the 1928 Hurricane-Okeechobee Hurricane and the Herbert Hoover Dike. In the 1930s, the Works Progress Administration, in partnership with the Smithsonian, excavated a prehistoric mound outside the city limits. Archeologists discovered a type site with artifacts dating back over 3,000 years old that explain a culture of prehistoric communities. The "Belle Glade People" were a thriving culture until the mid-1700s.
Review aggregation website Rotten Tomatoes reports an approval rating of 55% based on 11 reviews and a rating average of 5.67/10. Michael Wilmington of the Los Angeles Times, in comparing it to the works of Steven Spielberg and Stephen King, wrote, "whatever minor triumphs it dredges up, is too hopelessly copycat". In rating it 3/5 stars, TV Guide called it a "surprisingly effective" and refreshingly uncynical horror film that may be too wimpy for some horror fans. Commenting on the film's dreamlike plot, Time Out said it could have been a cult film had the filmmakers abandoned their attempts to tie together the bizarre elements.
The construction of a canal with locks required the excavation of more than of material over and above the excavated by the French. As quickly as possible, the Americans replaced or upgraded the old, unusable French equipment with new construction equipment that was designed for a much larger and faster scale of work. 102 large, railroad- mounted steam shovels were purchased, 77 from Bucyrus-Erie, and 25 from the Marion Power Shovel Company. These were joined by enormous steam-powered cranes, giant hydraulic rock crushers, concrete mixers, dredges, and pneumatic power drills, nearly all of which were manufactured by new, extensive machine- building technology developed and built in the United States.
Queen scallop caught in fisheries The Isle of Man in the British Isles is famous for the queen scallop, or "Manx queenie" as it is known locally. Due to the vagaries of landings over the years, Manx fishermen have worked on technical conservation regulations, in order to ensure that stocks of the queenie have remained robust. These have included restrictions on fishing times, closed seasons, and limitations on the number of dredges permitted. There are also two conservation areas in the island's territorial waters; one has been in place since 1989 and the other was created in 2008; these areas are closed to mobile fishing.
There are one hundred and fifty (150) land dredges in the mining district of Mahdia. Most miners use excavators to extract the overburden and utilize gravel pumps to extract the gravel with gold from the pits. On most occasions the pits are not refilled which causes the anopheles mosquito to breed and so increase the spread of malaria. Recently the Guyana Geology and Mines Commission has embarked upon reinforcing the amendment regulations, 2005, for environmental management, which has instantly created an impact in the community, by curbing the pollution of water ways and encouraged soil reclamation and replanting trees in areas where there has been deforestation.
Gold mining started in 1896 with the Bonanza (Rabbit) Creek discovery by George Carmack, Dawson Charlie and Skookum Jim Mason (Keish). The area's creeks were quickly staked and most of the thousands who arrived in the spring of 1898 for the Klondike Gold Rush found that there was very little opportunity to benefit directly from gold mining. Many instead became entrepreneurs to provide services to miners. Dredge No. 4 Starting approximately 10 years later, large gold dredges began an industrial mining operation, scooping huge amounts of gold out of the creeks, and completely reworking the landscape, altering the locations of rivers and creeks and leaving tailing piles in their wake.
Sandy Hook, New Jersey. Assigned to support of the Conservation Engineering Group at NEFSC's Gloucester Laboratory and home-ported at Gloucester, Gloira Michelle began operations with NOAA in 1980. In her early years, she engaged in cooperative experiments and tested new scallop dredges, beam trawls, and groundfish nets designed to reduce wasteful and destructive bycatch. When the Conservation Engineering Group moved to the NEFSC's Narragansett Laboratory in Narragansett, Rhode Island, in the mid-1980s, NOAA relocated Gloria Michelle there as well. After the NEFSC opened its Sandy Hook Laboratory in Sandy Hook, New Jersey, NOAA moved Gloria Michelle to Sandy Hook to support it, which she did during the early 1990s.
Tagiuk Provider (; IMO callsign: WCW8211; USCG id: 650398) , formerly Arctic Endeavor, is a 1500-ton ice-class flat-topped deck cargo barge adapted to being a clam-shell crane scoop mining platform for placer gold mining in the Bering Sea off Nome, Alaska, United States. The barge, a gold dredge, is owned by Tagiuk Gold, which previously ran scuba-diver-operated suction dredges for seafloor gold mining in the area. Tagiuk Gold is run by miner Andrew Lee, whose business running the barge is partially crowdfunded. Tagiuk Provider was profiled in an episode of Bering Sea Gold, at which time, it was the largest scoop dredge operating off Nome.
When an employer gave work to one union, a rival union would strike to force the employer to give the work to its members. These jurisdictional strikes often led to the shut-down of entire construction sites, throwing all employees out of work. The winner of a jurisdictional strike more often than not was also the union which had more power—either more members, or members whose work was critical to construction work (such as "operating engineers")—rather than the union whose workers were best suited for the job.An operating engineer is a worker who operates heavy equipment such as bulldozers, graders, tractors, cranes, scrapers, excavators, trench-diggers and dredges.
In 1884 the California legislature banned hydraulic mining as the flow of tailings from hydraulic mines in the Sierra Nevada was silting up the Sacramento River, making it unnavigable. However, the Trinity hydraulic mines escaped this ban, as the remote and swift flowing Trinity River was not considered a navigable watercourse. Nevertheless, the largest deposits had been played out by the 1920s, and the mining settlements were abandoned or fell into decline. This brought on the last stage of commercial gold mining along the Trinity, as floating dredges (called "doodle-bugs" by the miners) were used to turn over the river bottoms that had been inaccessible by the placer miners a half-century earlier.
Boat Builders, designers of commercial and pleasure watercraft; material from the Stockton Iron Works, which built dredges that helped construct the San Joaquin River Delta levees; the Tillie Lewis collection, which preserves the history of Stockton's preeminent "Tomato Queen" agri-businesswoman; and material from Sperry Flour Company. The Haggin's library also includes a large collection of work by Ralph O. Yardley, editorial cartoonist for the Stockton Record from 1922 to 1952. During this long tenure he produced a series of more than 1400 cartoons published weekly under the title "Do You Remember?" that dealt with local homes, businesses, buildings, organizations, special events, and everyday life. The museum has more than 1100 of these nostalgic glimpses into the city's past.
Both line fishing and net fishing were practised, inshore in shallow waters and in the deep water offshore, using a variety of vessels: contemporary accounts differentiate between small 'cobles' and larger 'boats', as well as singling out certain specialised vessels (such as a 'herynger', sold for £2 in 1404). As well as supplying food for the monastic community, the island's fisheries (together with those of nearby Farne) provided the mother house at Durham with fish, on a regular (sometimes weekly) basis. Fish caught included cod, haddock, herring, salmon, porpoise and mullet, among others. Shellfish of various types were also fished for, with lobster nets and oyster dredges being mentioned in the accounts.
Enormous gold dredges were built north of Fairbanks, and the city grew throughout the 1930s as the price of gold rose during the Great Depression. A further boom came during the 1940s and 1950s as the city became a staging area for construction of military depots during World War II and the first decade of the Cold War. In 1968, the vast Prudhoe Bay Oil Field was discovered in Alaska's North Slope. Fairbanks became a supply point for exploitation of the oil field and for construction of the Trans-Alaska Pipeline System, which caused a boom unseen since the first years of Fairbanks' founding and helped the town recover from the devastating 1967 Fairbanks Flood.
The two met Barnette where he disembarked and convinced him of the potential of the area. Barnette set up his trading post at the site, still intending to eventually make it to Tanacross. Teams of gold prospectors soon congregated in and around the newly founded Fairbanks; they built drift mines, dredges, and lode mines in addition to panning and sluicing. After some urging by James Wickersham, who later moved the seat of the Third Division court from Eagle to Fairbanks, the settlement was named after Charles W. Fairbanks, a Republican senator from Indiana and later the twenty-sixth Vice President of the United States, serving under Theodore Roosevelt during his second term.
Rutan bought several more claims in the Wild and Scenic section of the Chetco River in the following years, beginning inside the Kalmiopsis Wilderness, and ending downstream. Despite environmentalists' concerns, he proposed mining the Chetco riverbed for gold and minerals via commercial suction dredges, permitted by the General Mining Act of 1872. In 2010, the Chetco River was identified as the seventh most endangered river in America by advocacy organization American Rivers, facing a threat of "motorized instream mining". Oregon's governor, Ted Kulongoski, two senators, Ron Wyden and Jeff Merkley, and congressman Peter DeFazio all asked the United States Department of Agriculture to withdraw the Chetco River from the 1872 Mining Act, thus preventing mineral mining on the river.
The Vicksburg, Mississippi district of the Army Corps Of Engineers operates a large inland river dredge named after Edgar Jadwin. The dredge Jadwin is used mainly in the deep draft ship crossings of the Lower Mississippi River between Baton Rouge and New Orleans to keep a federally mandated channel depth of no less than 48 feet and width of 500 feet. The Jadwin also operates on the Lower Mississippi River above Baton Rouge to maintain the shallow draft channel of 9 feet deep by 300 feet wide. The dredge is one of 3 Corps owned dredges classified as a "dustpan" dredge, due to the shape of the suction/cutting head which resembles a dustpan.
The characteristic gravel ridges left by the gold dredges can still be seen along the Blue River and Snake River, and the remains of a dredge are still afloat in a pond off the Swan River. Notable among the early prospectors was Edwin Carter, a log cabin naturalist who decided to switch from mining to collecting wildlife specimens. His log cabin, built in 1875, still stands today and has been recently renovated by the Breckenridge Heritage Alliance with interactive exhibits and a small viewing room with a short creative film on his life and the early days around Breckenridge. Harry Farncomb found the source of the French Gulch placer gold on Farncomb Hill in 1878.
The Golden Days Festival lasts five days in Fairbanks, Alaska. It honors and celebrates Fairbanks' history and goldrush. During the festival the entire city is encouraged to wear "wild west" and Victorian style clothing to show their support for the festival. During the festival tourists and locals can attend a Can-Can show, the Golden Days Parade, Alaskan Pioneer luncheons, the Rubber Ducky Race, the 16.2 mile Golden Discovery Race, visit Pioneer Park (aka Alaska-Land to locals), participate in a variety of contests (such as the Hairy Man Contest), visit the downtown street fair, visit one of the old gold dredges, attend a stand-up comedy show, or whatever else happens to be going on.
Mary Ann and William Davis had dreamed of building a city on Key Biscayne. Now their son Waters was a retired millionaire, and interested only in preserving Key Biscayne as a quiet retreat for his family. For a while Flagler's arrival did disturb their quiet, as Flagler brought in dredges to deepen the Cape Florida Channel and the approaches to the mouth of the Miami River, muddying the formerly clear waters of Biscayne Bay. Soon, however, a shorter route from the ocean to Miami was dredged through the southern end of what is now Miami Beach, at Government Cut, and the Cape Florida Channel was allowed to return to a natural state.Blank. pp.108–109.
The Southern Endowment was begun with rock removed during the cutting of Bell Hill in the central city during the nineteenth century. This largely extended the area around the wharves close to the heart of the city, but did not extend any further south until 1912, when a causeway was built along the head of the harbour. As part of an Otago Harbour Board scheme to reclaim land for industrial use, dredges started to pump tailings into the area behind the causeway in the 1940s. Reclamation continued for many years, and was not officially completed until the opening of Portsmouth Drive, which runs along the route of the 1912 causeway at the harbour edge, in 1978.
Gold Dredge operating in Nome, Alaska in 1993 By the mid to late 1850s the easily accessible placer gold in California was gone, but much gold remained. The challenge of retrieving the gold took a professional mining approach to make it pay: giant machines and giant companies. Massive floating dredges scooped up millions of tons of river gravels, as steam and electrical power became available in the early 1900s. Gold Dredget that was in use in Eldorado, Victoria until 1954The last giant gold dredge in California was the Natomas Number 6 dredge operating in Folsom, California that ceased operations on 12 Feb 1962 as cost of operation began exceeding the value of the gold recovered.
Väinämöinen tries to capture her again, he weaves a net and dredges the water but does not find the Aino-fish. Väinämöinen laments heavily at his stupidity and rashness, he calls to his long-dead mother, who advises him that he should seek a bride in Pohjola, a worthy bride of fair complexion and bright eyes. Canto VI. – Joukahainen's Revenge Väinämöinen sets out upon his journey to Pohja. Joukahainen however had not forgotten his loss in the singing competition and the loss of his sister and his humiliation, he held a deep rage against Väinämöinen and plotted to kill him, he created a frightening crossbow, its string the hair from the Moose of Hiisi.
From 1922 to 1942 the airfield was part of a massive airlift operation to service the Bulolo goldfields and was one of the largest airlift operations in the world. Junkers W34 tri-motor planes were ideal and the German Junkers aeroplanes played a major part in the exploration and development of what is today Papua New Guinea. To mine the gold required the construction on site of several 1500+ ton dredges with the heaviest part scaling over 3 tons. The first Junkers W34 B, VH-UGZ (c/n 2601 CoR 195-crashed Wau 6 March 1930), was bought disassembled in big crates to New Guinea and made its test flight on 10 April 1928. The first two G31s were called Peter and Paul, the third simply G31.
The oceanographic winch and large after A-frame work in conjunction to serve her stern sampling station, while the two hydrographic winches work with the side A-frame to service her side sampling station, and the two hydrographic winches together give Oscar Dyson the capability to have two scientific packages ready for sequential operations. In addition to trawling, her sampling stations can deploy smaller sampling nets, longlines, and fish traps. The hydrographic winches can deploy CTD instruments to measure the electrical conductivity, temperature, and chlorophyll fluorescence of sea water. Oscar Dyson also can deploy specialized gear such as Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS) frames, towed vehicles, dredges, and bottom corers, and she can deploy and recover both floating and bottom-moored sensor arrays.
In the years following several more factories were added, including the silk spinning plant (1928), a cotton spinning plant and textile plant (1929), candy factory (1930), garment factory (1933), shoe factory (1934), and a meat cannery (1938). As of 1948, Ashgabat boasted "about twenty large factory-plant enterprises, which produce fabrics, glass, fotwear, garments, meat products, dredges, agricultural implement parts and much else." Annexation of the former town of Buzmeyin (), which from 2002 to 2013 was known as Abadan, brought into Ashgabat's city limits its major industrial suburb. Today's Buzmeyin neighborhood features the Buzmeyin State Electrical Power Plant, and factories for production of reinforced concrete, cement, asbestos roofing, pipes, and concrete blocks, as well as a carpet- weaving factory and soft-drink bottling plant.
From these points, the dike slowly grew by ships depositing till into the open sea until it breached the surface. The nascent dike was then strengthened from land by basalt rocks and mats of willow switch at its base. The dike could then be finished off by raising it further with sand and finally clay for the surface of the dike, on which grass was planted. As the dike grew, physicist Hendrik Antoon Lorentz calculated the force of the tide as the smaller gap made it stronger. Ten thousand workers, 27 large dredges, 13 floating cranes, 132 barges, and 88 tugs worked on the project at the end, timed to close the dike at low tide; it was finished on 28 May 1932.
The International Organization of Masters, Mates & Pilots or MM&P; is a United States labor union representing licensed mariners. MM&P; represents licensed deck officers on U.S.-flag commercial vessels sailing offshore, on the inland waterways and on civilian-crewed ships in the government fleet; state-licensed marine pilots; marine engineers; mariners who work on tug, ferry and harbor tour vessels in New York Harbor and throughout the Northeast; licensed and unlicensed mariners who work on dredges; and maritime industry shore-side clerical and service workers. In addition, it operates two training facilities: the Maritime Institute of Technology & Graduate Studies near Baltimore, Maryland; and the Pacific Maritime Institute, in Seattle, Washington. It operates hiring halls in port cities in the continental United States and Hawaii.
A second period of gold extraction came at the turn of the 20th century, when mechanical gold dredges arrived to tear up Alder Gulch to gather more gold. Gold dredge placer mining and some lode mining formed the basis of the area's economy until the gold ore was mostly exhausted; the dredge tailings along Alder Gulch remain a visible reminder of the area's mining past. No part of the Twin Bridges–Ennis highway was included in the initial state highway system approved October 9, 1922, and called the Seven Percent System, named as such because 7 percent of a state's highway system was eligible for federal aid through the Federal Aid Highway Act of 1921. Virginia City was one of three county seats not connected in the initial 18-route system.
A gold dredge works by having large buckets that pull the gold-bearing earth up into its machinery to be processed, keeping the gold and spewing the waste (known as "tailings") out the back by way of a stacker. Built on a shallow hull, these dredges did not need a lot of water to operate, as they moved their pond of water with them. The internal mechanics were not very sophisticated—they duplicated, on a larger scale, many of the devices used by placer mining throughout the gold rush, such as the gold pan and the sluice box. In essence, the dirt that was dug by the large electrically powered buckets was sifted and sorted, and the remainder was washed over a series of riffles allowing the gold to settle and be trapped.
Dover Publications, N.Y.; 1983; (a great collection of informative photos) Between these waste rock walls an impervious core was created by using a hydraulic fill technique which pumped millions of cubic yards of clay material and water into the area between the rock walls. This fill was made by digging up the soft clay present in the valley below, where dredges excavated the clay and water and loaded it into pumps that delivered it up into a pond created between the inner and outer walls of the dam. The pumped mixture was allowed to sit until the clay settled out, with the excess water being drawn off and pumped back downstream. This dried and hardened material created a solid core of "natural" cement at the core of the dam.
Reynolds had a herd of elephants marched in from Dreamland, ostensibly to help build the Long Beach Boardwalk; he had created an effective publicity stunt. Dredges created a channel wide on the north side of the island to provide access by large steamboats and sea planes to transport more visitors; the new waterway was named Reynolds Channel. To ensure that Long Beach lived up to his billing it "The Riviera of the East", he required each building to be constructed in an "eclectic Mediterranean style", with white stucco walls and red-clay tile roofs. He built a theater called Castles by the Sea, with the largest dance floor in the world, for dancers Vernon and Irene Castle. After Reynolds' corporation went bankrupt in 1918, the restrictions were lifted.
After World War II commercial dredges continued to operate on the Trinity, but at a reduced scale, finally ending in 1959, when the last claim was bought by the federal government in preparation for dam construction of the Central Valley Project. The lower Trinity River Although most of the miners left, either to return home or settle elsewhere, some stayed to work in the ranching and logging industries that became the economic mainstay of the Trinity River area. Some also continued to search for gold long after the major deposits were gone; even today, recreational gold panning remains a popular activity along the Trinity. One Mr. Jorstad who had been mining in the Trinity River country since the 1930s, continued to live in a small cabin at Pfeiffer Flat on the North Fork until his death in 1989.
It began operations in 1901 as a drydock, and continued as a navy facility until 1996 when it ceased operations as the result of recommendations of the 1993 Base Realignment and Closure Commission. At that time it was leased to Detyens Shipyards, Inc. Originally designated as the Navy Yard and later as the Naval Base it had a large impact upon the local community, the tri-county area and the entire State of South Carolina. The yard first produced the destroyer , then began to increase production in the 1930s. A total of 21 destroyers were assembled at the naval facility. USS Beatty (DD-640) and USS Tillman (DD-641) at the Charleston Navy Yard in 1941 In 1931, Ellicott Dredges delivered the 20-inch cutter dredge Orion still in operation at the old Charleston Naval Shipyard.
Her winches can deploy CTD instruments to measure the electrical conductivity, temperature, and chlorophyll fluorescence of sea water. Reuben Lasker also can deploy specialized gear such as Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS) frames, towed vehicles, dredges, and bottom corers, and she can deploy and recover both floating and bottom-moored sensor arrays. While trawling, Reuben Lasker uses wireless and hard-wired systems to monitor the shape of the trawl net and to work in conjunction with an autotrawl system that sets trawl depth and trawl wire tension and adjusts the net configuration. Reuben Lasker has a 630-square-foot (sq. ft.) (58.5-square-meter) (m²) wet laboratory, a 300-sq.-ft. (27.9-m²) dry laboratory, a 287-sq.-ft. (26.7-m²) biology and chemistry laboratory, a 445-sq.-ft. (41.3-m²) electronics and computer laboratory, and an 85-sq.-ft.
Deep sea zones The deep sea or deep layer is the lowest layer in the ocean, existing below the thermocline and above the seabed, at a depth of 1000 fathoms (1800 m) or more. Little or no light penetrates this part of the ocean, and most of the organisms that live there rely for subsistence on falling organic matter produced in the photic zone. For this reason, scientists once assumed that life would be sparse in the deep ocean, but virtually every probe has revealed that, on the contrary, life is abundant in the deep ocean. > From the time of Pliny until the late nineteenth century...humans believed > there was no life in the deep. It took a historic expedition in the ship > Challenger between 1872 and 1876 to prove Pliny wrong; its deep-sea dredges > and trawls brought up living things from all depths that could be reached.
Boyle was early to recognize the potential of large- scale gold mining in the Klondike gold fields, and as the initial placer mining operations waned after 1900, Boyle and other companies imported equipment to assemble enormous dredges, usually electric-powered, that took millions more ounces of gold from the creeks while turning the landscape upside-down, shifting creeks. An avid hockey fan, Boyle began in 1902 to sponsor hockey teams to play in Dawson City for the benefit of the miners. Boyle organized an ice hockey team in 1905, often known as the Dawson City Nuggets, that endured a difficult journey to Ottawa, Ontario (by overland sled, train, coastal steamer, then transcontinental train) to play the Ottawa Silver Seven for the Stanley Cup, which until 1924 was awarded to the top ice hockey team in Canada and could be challenged for by a team. Ottawa thrashed the Dawson team.
Historically, international shipping to and from New Zealand started out with the first explorer-traders, with New Zealand waters soon becoming a favourite goal for whalers as well as merchants trading with the Maori and beginning European colonies. In the 19th century, one of the most important changes for New Zealand shipping – and for New Zealand itself – came with the introduction of refrigerated ships, which allowed New Zealand to export meat to overseas, primarily to the United Kingdom. This led to a booming agricultural industry which was suddenly offered a way to ship their goods to markets around the world. Larger, deeper- draught ships from the middle of the 19th century made dredges a common sight in shipping channels around New Zealand, and tugboats were also often bought to assist them to the quays, where electric or hydraulic cranes were increasingly used for on- and off-loading.
Operated by Guinea Airways, one was owned by the airline itself, while the other three were owned by the Bulolo Gold Dredging Company. Powered by Pratt & Whitney Hornets, these differed from the G 31 airliners in having open cockpits, and a large hatch in the fuselage roof to accommodate the loading of bulky cargo via crane.Grant 1998, pp. 49–51. In one particular operation, the G 31s were used to airlift eight 3,000 tonne (3,310 ton) dredges (in parts) from Lae to Bulolo. Three of the aircraft were destroyed in a Japanese air raid on Bulolo on 21 January 1942, and the remaining aircraft was pressed into RAAF service ten days later. This machine (construction number 3010, registration VH-UOW) was seriously damaged in an accident at Laverton, Victoria on 31 October that year after it careened off the runway and collided with and destroyed the Minister for Air's car."Junkers G31go VH-UOW – Guinea Airways". The Airways Museum & Civil Aviation Historical Society. Retrieved 17 October 2010.
Most strategies in the Barataria Basin region depend on the overall input, movement, and circulation of water, sediment, and nutrients in the basin. Other strategies can be implemented independently of these considerations. These include barrier shoreline restoration, marsh creation in the southwestern basin, and a delta-building diversion from the lower Mississippi. The completion of Coast 2050 was to restore and protect 450,000 acres of wetland. Congress had not approved the Coast 2050 plan, and when Hurricane Katrina and Hurricane Rita hit, Congress was studying a less costly, scaled down proposal which could be initiated in the span of a decade. In April 2009, the Mississippi River Sediment Delivery System was proposed to channel dredged sediment from the Mississippi River to the wetlands in South Louisiana to restore of tidal marsh. Approximately 200 million tons of sediment flows down the Mississippi River annually, of which the Army Corps of Engineers dredges about 60 million cubic yards of the sediment to maintain Louisiana's waterways.
Her oceanographic hydrophones are mounted on a retractable centerboard, or drop keel, that lowers scientific transducers away from the region of hull-generated flow noise, enhancing the quality of the data collected. To take full advantage of these advanced data-gathering capabilities, she has the Scientific Sonar System, which can accurately measure the biomass of fish in a survey area. She also has an Acoustic Doppler Current Profiler with which to collect data on ocean currents and a multibeam sonar system that provides information on the content of the water column and on the type and topography of the seafloor while she is underway, and she can gather hydrographic data at any speed up to 11 knots (20 km/hr). Henry B. Bigelow can deploy CTD instruments to measure the electrical conductivity, temperature, and chlorophyll fluorescence of sea water, as well as specialized gear such as Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS) frames, towed vehicles, dredges, and bottom corers, and she can deploy and recover both floating and bottom-moored sensor arrays.
One version describes his behavior in the following terms: > When loaning grain to others, he loaned with a small measure and received > with a large measure; He would loan money in the morning and demand > repayment in the evening; He sold rice mixed with sand, and water in place > of soy sauce; He gave only the outer leaves of kimchi to others; He kicked > pregnant dogs in their sides and threw the dredges of sesame seeds in > drainage ditches; He put gourds on the kitchen table and sharpened knives on > the kitchen hearth; He gave false information, causing local officials to > chase after empty errands; He would have a large ox brought to his field and > then drive it off like a dog without even using it; He had so many sins that > one cannot speak of them all. Because of his sins—either a failure to worship his ancestors, his abuse of fellow humans, or both—Sama-jangja is doomed to die. One night, he has a dream foreshadowing his impending death, but only his daughter-in-law correctly predicts its meaning. Eventually, Sama-jangja understands that he is about to die.
Justice Moody argued that the dredging of channels did indeed fall within the scope of the act. He argued that the channels were indeed “public works,” and that it was unreasonable to think that the legislators who had written the act in question had intended that men who work on a pier “should work only eight hours a day, while those who work nearby on the channel itself should be exempted from this restriction.” He acknowledged that seamen were “not laborers or mechanics” and, when working at sea, could not practicably “be brought within the limits of an eight-hour day,” but he added that when a seaman is hired to do other work, such as dredging along the coast, he is not working as a seaman but can in fact be described as a “laborer or mechanic.” Justice Moody did not find it meaningful for the purposes of the case that “the scows and dredges were vessels, or those employed upon them for some purposes are deemed seamen”; rather, what mattered was what kind of work the men were engaged in while employed by the appellants.
Gold Rush Town, p. 83 Large-scale dredging began in 1928,Gold Rush Town, p. 86 and FE Co. became the town's biggest employer.Gold Rush Town, p. 85 It built the biggest power plant in Alaska to provide electricity for the dredges, and it built pumping stations to provide them with water from the Chena and other rivers.Gold Rush Town, p. 88 In 1933, President Franklin Delano Roosevelt fixed the price of gold at $35 per ounce. This price increase encouraged mining and insulated Fairbanks from the Great Depression.Gold Rush Town, p. 91 When Roosevelt called for a bank holiday to alleviate the worst effects of the depression, Fairbanks banks declined, saying they didn't need one. Large-scale dredging peaked in 1940, when 209,000 ounces of gold were produced in the Fairbanks area. After the outbreak of World War II in the United States, the federal government closed most gold- mining operations, deeming them unessential to the war effort.Gold Rush Town, p. 126 In 1932, Fairbanks' two-story school, built in 1907, burned to the ground.Allan, p. 1 A new, $150,000 three-story concrete art deco building was proposed as a replacement, and after heated debate, a $100,000 bond measure was approved in 1933.
He called the future of south Florida the "Empire of the Everglades" and compared its potential to that of Holland and Egypt: "It would indeed be a commentary on the intelligence and energy of the State of Florida to confess that so simple an engineering feat as the drainage of a body of land above the sea was above their power", he wrote to voters.Douglas, p. 312. Soon after his election, he fulfilled his promise to "drain that abominable pestilence-ridden swamp"Carter, p. 78. and pushed the Florida legislature to form a group of commissioners to oversee reclamation of flooded lands. They began by taxing counties that would be affected by the drainage attempts, at 5 cents an acre, and formed the Everglades Drainage District in 1907. Broward asked James O. Wright—an engineer on loan to the State of Florida from the USDA's Bureau of Drainage Investigations—to draw up plans for drainage in 1906. Two dredges were built by 1908, but had cut only of canals. The project quickly ran out of money, so Broward sold real estate developer Richard "Dicky" J. Bolles a million dollars worth of land in the Everglades, , before the engineer's report had been submitted.McCally, p. 93–94.

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