Traffic safety in existing railway has strict demands to the subgrade deformation, and the subgrade deformation caused by foundation pit excavation should be under the limit value. In this paper, ...

Workers last week removed the final piece of the metal sheet pile cofferdam from the barge Davy Crockett work site on the Columbia River near Camas, Wash. This effectively signals the end of a 10 ...

Steel sheet pile cofferdams on the north side of the North Saskatchewan River in downtown Edmonton on March 15, 2018. Photo by Larry Wong / POSTMEDIA NETWORK ...

The tunnel has been excavated using a dry cut and cover technique, using a sheet pile cofferdam. “We built a cofferdam in the sea and isolated the area in which the tunnel will be built. Then we ...

Contractors will begin installing a temporary cofferdam around a barge stranded on the Columbia River on Friday, the Coast Guard announced Wednesday. Cofferdam construction will take about 12 days ...

A conventional sheet pile cofferdam was ruled out because of variable water levels during construction. The final structure had a 160-ft by 64-ft footprint, was three stories high and weighed ...