Tunnel during construction, Waterworks Park, Detroit water supply system
Grab
Description
View of tunnel under construction, Waterworks Park, Detroit water supply system. Printed on front: "City of Detroit. Department of Water Supply. Land tunnel and structures. Contract RC 12. Dravo Contracting Co., contractors. Photo no. 60. Date: 1-8-31. Photo by Manning Brothers." Typed on back: "15 ft. 6 in. diameter tunnel. View of south heading as seen from the construction shaft. Building forms for lock bulkhead."