Project completed November, 2009

Location: Alton, NH
Owner: Town of Alton, NH
Engineer: CMA Engineers

The Project required the replacement of an existing undersized metal culvert. The river bottom in the area of the bridge is ledge with overlying cobbles, this limited the capabilities of the cofferdam. The project involved the use of cast in place footings, cast in place stub walls, and precast open bottom box culvert. Inside of the bridge the bottom was infilled with rounded rock. The project being on a dead end […]