C515 cut-off valves - utility workers fixing broken water main (san francisco)


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Utility Workers Fixing Broken Water Main (San Francisco)

To see more photos of this repair operation, go to this photo album.

More images of ▶ AWWA C515 C515 construction construction workers cut-off valves dust mask gate valves hetch hetchy water system high-visibility vest infrastructure people reflective vest repairing resilient respirator safety helmet safety vest SFPUC sink hole utility crew utility workers valves water department water main water pipe workers working
Utility Crew fixing broken Water Main (San Francisco) Construction Workers
290 Division St, San Francisco, CA 94103, USA