Summary
The project (WW-745) replaces two existing Gravity Belt Thickeners with two new Rotary Drum Thickeners at the Oceanside Water Pollution Control Plant in San Francisco. Work includes selective demolition, structural concrete and grating modifications, mechanical (hot water and drain) piping and equipment upgrades, ventilation, electrical, instrumentation, and Distributed Control System (DCS) integration. Bidders must meet SFPUC procurement requirements (Class A California contractors, 20% LBE subcontracting per local rules), and bid documents are available from the SFPUC bid portal; a remote pre-bid meeting is scheduled for 2026-06-30.