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 ...

With the loose sand removed, a tremie seal was then placed to seal off the bottom of the cofferdam so that it could be drained. This non-reinforced concrete slab took 250 concrete trucks coming ...

A plan to begin the dam removal process was approved ... “But with the final cofferdam breach this week, we're sending another little pulse of sediment down downstream right now.

They plan to construct a cofferdam — a barrier that encircles the intake to hold back some of the briny river water — and pump fresh water from barges into that structure, where it will be ...

Federal regulators approved the plan to raze the dams in 2022. The next year, the smallest of the four dams, Copco No. 2, was removed. Crews then began releasing water from the dams’ reservoirs ...

Gov. Ned Lamont and Connecticut Dept. of Energy and Environmental Protection officials visited the site as a plan to install a temporary cofferdam was in the works. Photo courtesy of Connecticut ...

There is some damage at the Pine Lake Dam site. According to a news release from the city of Boiling Spring Lakes, the upstream cofferdam was lost due to the amount of heavy rain. While the ...