Copper Basin Reservoir Discharge Valve Replacement

The Metropolitan Water District of Southern California is soliciting sealed bids for the complete removal and replacement of the existing discharge valve and actuator at the Copper Basin Reservoir. The work includes installing a new 54‑inch fixed‑cone valve with actuator, recoating the discharge pipeline interior, refurbishing the valve house and a 54‑inch slide‑gate valve, upgrading associated electrical and telecommunications systems, fabricating a temporary underwater isolation device, and improving access roads. The contract is subject to a Project Labor Agreement, requires a California “A” contractor license, and mandates at least 15 % participation by small and/or disabled‑veteran businesses. Bid bonds (10 % of bid) and performance/payment bonds (100 % of bid) are required, and all bidders must attend a mandatory pre‑bid conference on September 2 2026. • Scope covers civil, structural, mechanical, electrical, and telecom work for a high‑value ($17‑$21 M) water‑control valve upgrade. • Mandatory requirements: PLA compliance, “A” license, small‑business/veteran participation, bid and performance bonds, and attendance at the pre‑bid meeting. • Submission is electronic by 2 pm on 20 Oct 2026; questions must be submitted by 22 Sep 2026.