Owner: City and County of San Francisco
Contract value: $14,574,623
The project consisted of work at two treatment facilities:
Work at the new Sunol Valley Chloramination Facility included a cast-in-place concrete chemical containment structure with metal deck roof, new chemical storage tanks, metering pumps, piping, control equipment and instruments, chemical feed lines and injection taps, sampling equipment and analytical instruments, a new cast-in-place concrete operations/office building, and an access road and loop road around the facilities.
Work at the existing Harry Tracy Water Treatment Plant in San Bruno included a new cast-in-place concrete structure for chemical storage, chemical storage tanks, metering pumps, piping, control equipment and instruments, new chemical feed lines, new 84-in steel pipe and valves, a cast-in-place concrete valve vault between two existing treated water storage reservoirs, and a new retaining wall.