Crown fracture in tunnel during construction, Lake Huron Station, Detroit water supply system
Description:
View of crown fracture in tunnel during construction, Lake Huron Station, Detroit water supply system. Printed on front: "Detroit Metro Water Department. Contracts LH-6B & LH-6D. Raw water intake, tunnel & shafts. Lake Huron Project. Crown fracture Sta. 396+75. Photo no. H10N2. Date: 12-14-71. Win Brunner, photographer."