Project Details

Owner: City and County of San Francisco

Contract value: $83,102,160


The Sunol Valley Water Treatment Plant is an existing 120 MGD facility and is currently under construction to increase the plant’s capacity to 160 MGD along with additional facility improvements. The project scope includes construction of a 40 MGD sedimentation and flocculation basin, modification of the existing flow distribution structure, upgrade of mixed media filters, new filtered water and backwash water piping, a new 3 million gallon chlorine contact tank, a new 17.5 million gallon treated water reservoir, new chemical feed systems with tanks, pumps and piping, new standby generator and fuel tanks, upgrade of the electrical system and Instrumentation and Controls, replacement of large butterfly valves, a new 78-in diameter pipeline and tunnel, site excavation, and grading.

SCCI is self-performing the Electrical scope of work.