Favorite this☆ bh016780 Workers installing concrete roof beams for office and service building, Waterworks Park, Detroit water supply system
Favorite this☆ bh016608 Roof of switch house and boiler room during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016514 Roof flashing at south wall of coagulation basin, Waterworks Park, Detroit water supply system
Favorite this☆ bh016364 Roof slab, gravel and earth fill, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016363 Roof slab, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016362 Roof slab, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016361 Roof slab being coated with asphalt, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016360 Workers pouring concrete for roof slab, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016359 Workers constructing roof slab, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016358 Roof slab reinforcing, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016347 Roof slab form work, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
Favorite this☆ bh016268 Workers forming roof slab for outlet chamber, Waterworks Park, Detroit water supply system
Favorite this☆ bh015677 Roof construction of Chemical Building, Springwells Station treatment plant, Detroit water supply system
Favorite this☆ bh015656 Roof construction of Chemical Building, Springwells Station treatment plant, Detroit water supply system
