bh016791 Rings for guiding sheet piling for gate well no. 5, Waterworks Park, Detroit water supply system
bh016795 Workers stripping forms from first tunnel pour, Waterworks Park, Detroit water supply system
bh016763 Reinforcing steel, forms and columns in reservoir no. 2, Waterworks Park, Detroit water supply system
bh016764 Completed Weir wall, drain and columns in reservoir no. 2, Waterworks Park, Detroit water supply system
bh016766 Cast iron drain pipes over old steam pipe tunnel in pump house no. 2, Waterworks Park, Detroit water supply system
bh016751 Forms ready for pouring of concrete encasement, Waterworks Park, Detroit water supply system
bh016752 Area between transformer bases and west wall of boiler house before backfill, Waterworks Park, Detroit water supply system
bh016753 Sand backfill around concrete encased fuel oil tanks, Waterworks Park, Detroit water supply system
bh016754 Completed transformer bases at west end of boiler house, Waterworks Park, Detroit water supply system
bh016778 Floor slab in office area ready for concrete pour, Waterworks Park, Detroit water supply system
