Dashields Locks and Dam Upper Guide Wall Stabilization

Dashields Locks and Dam Upper Guide Wall Stabilization Dashields Locks and Dam, Corapolis, PA The U.S. Army Corps of Engineers, Pittsburgh District, has a project that involves construction of two stone buttresses on each side of the Upper Guide Wall (UGW) along the Ohio River to provide additional passive resistance to the guide wall and adjacent sheet pile wall at Dashields Locks and Dam, Allegheny County, PA. The work is to be performed from the riverward side of the existing UGW from a floating plant. The contract generally includes performing test borings at the locations and points in .... Read More