p5331242.jpg

This federal contract opportunity solicitation seeks replacement of the intake gate at Spirit Lake in Mount St. Helens, Washington. The multifaceted project focuses on improving Spirit Lake's drainage issues by re-establishing an access road along an old trail to allow easier replacement of the aging intake gate. Scope of work includes construction of a temporary access road, a lake-side barge loading facility with earthen ramp and staging area, mechanical dredging from barges or floating platforms, construction and work behind a cofferdam, replacement of the inlet gate with a slide gate and associated hydraulic steel structures, and concrete repairs to the headwall. The solicitation was issued by the Department of the Army Corps of Engineers Engineering District Portland.