Tomino then changed it to the current title, suggesting that Gundam signified a powerful unit wielding a gun powerful enough to hold back enemies, like a hydroelectric dam holding back floods.

Apart from that, they displayed a high degree of inventiveness, introducing most of the other basic dam designs which had been unknown until then.

Once built, the water stored behind the dam raises the water table and is then extracted with wells.

While flowing from the sluices, coarse material is deposited first and then finer material is deposited ( fine material has a slower terminal velocity thus takes longer to settle, see Stoke's Law ) as the flow velocity is reduced towards the center of the dam.

The original plans called for the dam to employ a unique method for moving ships ; the ships would move into locks located at the lower and upper ends of the dam and then cranes with cables would move the ships from one lock to the next.

Daniel Defoe enlivens this account of the Waveney's Broads course: The River Waveney is a considerable river, and of a deep and full channel, navigable for large barges as high as Beccles ; it runs for a course of about fifty miles, between the two counties of Suffolk and Norfolk, as a boundary to both ; and pushing on, tho ' with a gentle stream, towards the sea, no one would doubt, but, that when they see the river growing broader and deeper, and going directly towards the sea, even to the edge of the beach ; that is to say, within a mile of the main ocean ; no stranger, I say, but would expect to see its entrance into the sea at that place, and a noble harbour for ships at the mouth of it ; when on a sudden, the land rising high by the sea-side, crosses the head of the river, like a dam, checks the whole course of it, and it returns, bending its course west, for two miles, or thereabouts ; and then turning north, thro ' another long course of meadows ( joining to those just now mention'd ) seeks out the River Yare, that it may join its water with hers, and find their way to the sea together.

The Romans had improved the navigability of the river by building a dam near Salelles and also by canalising the river as it passed through its marshy delta to the sea ( then as now the canal was known as the Robine.

To irrigate " Eagar ", even though it was not called that at the time, he had no dynamite, so the Mormons in the area had to heat basalt volcanic rocks with fires, bring cold water from the river to pour over the hot rocks to break them, then drag the smaller rocks to the river to dam the river and create the Greer Lakes.

They then constructed a, high, V-shaped flume that started at the foot of the dam.

He acquired a dam and then a mill, which he converted into a yarn and flannel factory.

A 1972 " Bedford Landmark Tour " says, " Site of the Wilson mills dating from about 1685 ; mills, dam, and pond passed from the Wilson family about 1770 to Oliver Bacon, then bought by Jonas Gleason ( 1782 ) and by Simeon Blodgett ( 1816 ); through the years, the site was operated as a grist mill, a saw mill, and later a cider mill.

The total force on the dam is then the integral of the pressure multiplied by the width of the dam as a function of the depth.

The river is widest at about 100 m right after exiting the dam, but then narrows to about 50 metres and forms numerous splits along its way to the Tigris.

He undertook postgraduate studies on irrigation, electrical technologies and dam construction in the United States, first in 1949 – 1950, then in 1954 – 1955.

In 1779 General James Clinton led an expedition down the Susquehanna after making the upper portion navigable by damming up the river's source at Otsego Lake, allowing the lake's level to rise and then destroying the dam and flooding the river for miles downstream.

Initial testing of the concept included blowing up a plaster model dam at the Building Research Establishment, Watford in May 1942 and then the breaching of the disused Nant-y-Gro dam in Wales in July 1942.

Maudslay ( Z for Zebra ) then attempted a run but the bomb struck the top of the dam and the aircraft was severely damaged in the blast.

Paul Keiser, a 19-year-old soldier on leave at his home close to the Bever Dam, also reported a bomber making several approaches to the dam and then dropping a bomb that caused a large explosion and a great pillar of flame.

Gifford Pinchot, a progressive supporter of public utilities and head of the US Forest Service, which then had jurisdiction over the national parks, supported the creation of the Hetch Hetchy dam.

The following year, Col. Charles Kilborn built a saw mill and a corn mill, then set up a dam on the river to feed them.

Warren then established the first mill powered by the dam, and other saw mills as well.

Chapman Mill Pond, east of downtown, disappeared into the Paint Creek when the dam broke during the flood of 1946.

He ran the mill continuously, keeping the race and building in good shape, until the spring of 1945, when someone dynamited for fish and broke the mill dam, stopping the water power.

Although the dam held, the flash flood broke through the land at the side of the dam, releasing millions of gallons of reservoir water.

However Muir broke with Roosevelt and especially President William Howard Taft on the Hetch Hetchy dam, which was built in the Yosemite National Park to supply water to San Francisco.

As daylight broke over the dam, the Rangers began taking increasing enemy fire from the south as well as coordinated attacks at both ends of the dam.

The newly-built dam, at Low Bradfield on the River Loxley, broke while it was being filled for the first time.

A heavy storm caused the collapse of the dam holding back the waters of Wyndley Pool, which subsequently swept downstream and broke the banks of Mill Pool at Mill Street in July 1668, subsequently flooding and destroying many homes within Sutton Coldfield.

In 2007, one of the gates on a fifty-year-old dam on the Jikhai River broke, bringing up concerns among the inhabitants of Ghazni city about the water supply.

This potential disaster would have violently flooded all the settlements along the course of the river in less than five hours, and had more dire consequences if the dam suddenly broke.

The rest of the dam broke into numerous smaller and several large pieces, most of which were washed downstream.

In 1991 another flood occurred when a dam broke, although there were no casualties this time.

Although no one knows how long it took, the Columbia River eventually broke through the dam and washed away most of the debris, forming the Cascade Rapids.

One of the most damaging interferences to the Gorges environment occurred in 1916 when the dam containing Lake Toxaway broke.

Shenanigans, Ruffian's dam, broke two legs during her life and was euthanized following intestinal surgery on May 21, 1977.

During the late-20th century, modern conflicts broke out over the construction of a hydroelectric dam, the reaction of which created a reawakening and defense of Sami culture in recent years.

The waters were released from this natural dam on September 20, when a concrete bridge broke upstream and tore through the mudslide.

The dam broke on 22 December 1974, when The New York Times published a lengthy article by Seymour Hersh detailing operations engaged in by the Central Intelligence Agency over the years that had been dubbed the " family jewels ".

The Catfish Creek soon jumped out of its bank and broke the mill dam which was upstream of the village.

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.

The impounded river repeatedly filled to form Glacial Lake Missoula and broke through the ice dam, resulting in massive floods that filled the Rathdrum Prairie area with sand, gravel, and boulders.

The dam broke a year later, flooding Foleyet and lowering the lake levels significantly once again.

When the flow of the Euphrates was reduced in 1974 to fill the lake behind the dam, a dispute broke out between Syria and Iraq that was settled by intervention from Saudi Arabia and the Soviet Union.