shapefiles.zip

This federal contract opportunity solicitation seeks construction services for a project at Mount St. Helens Spirit Lake. The scope of work includes replacing the aging intake gate that controls water flow from Spirit Lake into the Mount St. Helens tunnel. Services required are construction of a temporary access road, a lake-side barge loading facility, mechanical dredging from barges or floating platforms, installation of a cofferdam, replacement of the inlet gate and slide gate with hydraulic steel structures, and concrete repairs to the existing headwall. The solicitation was released by the Department of the Army Corps of Engineers Engineering District Portland with number W9127N-22-R-0020. The primary goal of the multifaceted project is to address ongoing drainage issues at Spirit Lake.