Shoe and reinforcing steel for lower portion of concrete caisson, Waterworks Park, Detroit water supply system
Grab
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."