Shoe and reinforcing steel for lower portion of concrete caisson, Waterworks Park, Detroit water supply system
Description:
View of shoe and reinforcing steel for lower portion of concrete caisson, 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. 31. Date: 9-8-30. Photo by Manning Brothers." Typed on back: "Shoe and reinforcing steel for lower portion of concrete caisson for construction shaft of the 15 ft-6-in. tunnel between shore shaft and screen chamber. Mixing plant for concrete in middle background."
