bh016779 Workers laying brick and concrete block in walls for office and service building, Waterworks Park, Detroit water supply system
bh016780 Workers installing concrete roof beams for office and service building, Waterworks Park, Detroit water supply system
bh016781 Piping between toilet and shower rooms, office and service building, Waterworks Park, Detroit water supply system
bh016782 Office and service building during construction, Waterworks Park, Detroit water supply system
bh016783 Lavatory piping and tile, office and service building, Waterworks Park, Detroit water supply system
bh016784 Workers pouring concrete service drive for office and service building, Waterworks Park, Detroit water supply system
bh016785 Insulated ductwork over lavatory, office and service building, Waterworks Park, Detroit water supply system
bh016786 Insulated ductwork over lavatory, office and service building, Waterworks Park, Detroit water supply system
bh016737 Workers watching stack being lowered into boiler room, Waterworks Park, Detroit water supply system
bh016739 Gas line and valves for steam generator unit no. 1, Waterworks Park, Detroit water supply system
bh016740 Boiler feed pumps, chemical pump and fuel pumps, Waterworks Park, Detroit water supply system
bh016797 Workers installing forms and reinforcing steel for gate well, Waterworks Park, Detroit water supply system
bh016799 Worker finishing steel form panel joints for tunnel lining, Waterworks Park, Detroit water supply system
bh017006 Workers placing plywood sheathing on high lift roof, Waterworks Park, Detroit water supply system
