Main operating valve, high pressure soot blower line to boiler, Springwells Station, Detroit water supply system
Description:
View of main operating valve, high pressure soot blower line to boiler, Springwells Station, Detroit water supply system. Worker on left. Printed on front: "City of Detroit. Department of Water Supply. Springwells Station. Eight inch high pressure corrugated steam piping and related work. Contract PC-99. PWA 7361-J. Pittsburgh Piping & Equipment Co., contractors. Main operating valve, 2" high pressure soot blower line to boiler. No. 1. Date: Nov. 17, 1936. Photo by Manning Bros., Inc."
