Vol2_21R0015_Resource_Plans_Part1.pdf

This presolicitation notice describes a construction contract opportunity for rehabilitation work at the McNary Dam located in Umatilla County, Oregon. The contract has two major elements. The first element is rehabilitation of the dam's 45 intake gates and associated hydraulic and control systems, including replacing seals, cylinders, control consoles, and other components. The second element is replacing the dam's existing 15kV and 2,500V copper isophase bus systems with new higher amperage aluminum bus, replacing potential transformers, surge arresters, and manually operated disconnect switches with new motorized switches. The estimated value of the contract is between $25-100 million. The period of performance is from December 2021 to May 2030. Work will occur in six month outage windows when generating units are taken offline, with two units addressed at a time. The solicitation will be issued on Beta.sam.gov in June 2021 as a best value tradeoff procurement conducted according to FAR Part 15, resulting in a fixed price contract awarded by the U.S. Army Corps of Engineers Walla Walla District.