bh017434 Second floor, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017435 Second floor, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017436 Second floor, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017437 Second floor, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017438 Rapid mix drive unit room, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017439 Equipment storage room, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017440 Tool crib and equipment storage room, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017441 Motor control center, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017442 Motor control center, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017443 Second floor, Chemical Building during construction, Northeast Station, Detroit water supply system
bh017589 Crown fracture in tunnel during construction, Lake Huron Station, Detroit water supply system
bh017590 Concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
bh017591 Worker looking for concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
bh017594 Concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
bh017607 Workers looking for concrete pieces in tunnel during construction, Lake Huron Station, Detroit water supply system
bh017608 Crown fracture in tunnel during construction, Lake Huron Station, Detroit water supply system
