Foster ERU Reference Dwgs 22 May 2020.pdf

This federal contract opportunity solicitation seeks replacement of aging electrical equipment at the Foster Dam and Powerhouse. The U.S. Army Corps of Engineers, Portland District requires a contractor to replace over 40-year old 4160V switchgear, including air blast main unit breakers with vacuum breakers; replace existing 480V double-ended switchgear including new station service transformers; provide new powerhouse motor control centers; replace 480V CQ panels; install a new DC system including station battery; preferred AC equipment; related protection and controls; and new wiring for power, protection, controls, annunciation and ancillaries. The opportunity is identified as solicitation number W9127N20R0060 for the Foster Electrical Reliability Upgrades project, with the Department of the Army Corps of Engineers Engineering District Portland listed as the issuing agency.