BID OPENING RESULTS, W912EF20B0004.pdf

This document summarizes bid opening results for Solicitation Number W912EF20B0004 to repair leaks at the Little Goose Navigation Lock. The U.S. Army Corps of Engineers received bids from Knight Construction & Supply, Inc. for $1,090,748.00, Duwamish Services, LLC for $893,820.00, and Advanced American Construction for $697,330.00. The government estimate was $1,271,316.00. The work includes removing a section of underwater concrete, drilling a six-inch hole 142 feet through the dam structure and installing a waterstop, sealing cracks underwater, and installing covers. The work window is March 7-29, 2020 during a scheduled lock outage. Performance and payment bonds are required. The apparent low bidder must provide documentation demonstrating experience with similar down-hole hammer drilling depths and underwater/marine concrete work within 24 hours upon request.