In this video, we break down the construction and function of cofferdams, temporary watertight enclosures that allow engineers to create dry workspaces below the waterline. From steel sheet piling ...

Today, most cofferdams are made of sheet piles and steel plates. Getting the components into the ground requires a large hammering device. Once the structure is complete, the cofferdams are ...

Cape Town - Salvors have abandoned an attempt to fit a massive steel cofferdam over the holed Cape Africa, cutting the structure loose to avoid further damage to the ship. The 286m², 65-ton cofferdam ...

Thirty-two feet below the Mississippi River’s surface, construction worker Mike Wasylko stood on a 12-foot-thick slab of concrete that held back water from filling the metal cofferdam he and a ...

DLZ Michigan Inc. is installing a cofferdam, a temporary water barrier which will allow construction crews to access the canal to replace the gate. Port Huron City Manager James Freed said the ...