Favorite this☆ bh017606 Crown fracture in tunnel during construction, Lake Huron Station, Detroit water supply system
Favorite this☆ bh017594 Concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
Favorite this☆ bh017591 Worker looking for concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
Favorite this☆ bh017590 Concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
Favorite this☆ bh017589 Crown fracture in tunnel during construction, Lake Huron Station, Detroit water supply system