EXT DPW | SF Main Library Atrium Smoke Exhaust Fan

The City of San Francisco is seeking a qualified contractor to demolish and replace the atrium smoke‑exhaust fan system at the Main Library, including associated variable‑frequency drives, on a one‑for‑one basis due to equipment obsolescence. The project has an estimated construction cost of $1.2 million and a required completion timeline of 270 consecutive calendar days. Bidders must hold a Class B license, attend a pre‑bid meeting/site walk on July 24, 2026, and submit bids by August 19, 2026. Key points: • Scope: Demolition of existing fan units and VFDs, installation of new fan system (one‑for‑one replacement). • Schedule: 270‑day construction window; pre‑bid meeting July 24, 2026; bid deadline August 19, 2026. • Requirements: Class B contractor license, compliance with local labor ordinances, and registration with the DIR per Labor Code 1725.5. • Contact: Lisa Zhuo ([email protected]) for bid documents and inquiries.