Favorite this☆ bh016414 Form for third lift of construction shaft caisson, Waterworks Park, Detroit water supply system
Favorite this☆ bh016413 Workers placing concrete in second lift of screen chamber, Waterworks Park, Detroit water supply system
Favorite this☆ bh016412 Concrete caisson being sunk for tunnel construction shaft, Waterworks Park, Detroit water supply system
Favorite this☆ bh016410 Reinforcing steel around screen chamber caisson, Waterworks Park, Detroit water supply system
Favorite this☆ bh016409 Steel sheet piling around screen chamber, Waterworks Park, Detroit water supply system
Favorite this☆ bh016408 Steel sheet piling around excavation for screen chamber, Waterworks Park, Detroit water supply system
Favorite this☆ bh016407 Shoe and reinforcing steel for lower portion of concrete caisson, Waterworks Park, Detroit water supply system
Favorite this☆ bh016406 Cutting shoe for caisson of screen chamber, Waterworks Park, Detroit water supply system
Favorite this☆ bh016405 Steel sheet piling around screen chamber, Waterworks Park, Detroit water supply system
Favorite this☆ bh016404 Workers placing sheet piling along transformer base, Waterworks Park, Detroit water supply system
Favorite this☆ bh016403 Workers placing concrete in last lift of north stop log shaft, Waterworks Park, Detroit water supply system
Favorite this☆ bh016401 Sheet piling around excavation for screen chamber, Waterworks Park, Detroit water supply system
