G8.JPG

This document outlines a federal contract opportunity for repair work on a hydroelectric turbine generator unit. The U.S. Army Corps of Engineers, Walla Walla District is soliciting bids for repairs to seal leakage between the runner hub and turbine shaft connection of the Lower Monumental Dam Unit 2 in Franklin County, Washington. The repairs are required to be completed within 150 calendar days of the notice to proceed. The scope of work involves sealing the outer diameter of the shaft flange where it meets the hub, installing welded caps on coupling bolts, and piping at shaft jacking bolts to contain any leakage. Optional work may include installation of blade seals and a nose cone gasket provided by the government. The solicitation will be issued as an Invitation for Bids with a firm fixed price contract and definitive responsibility criteria. The estimated value is between $250,000 to $500,000. The proposal due date will be specified in the solicitation.