Screen chamber caisson showing third lift, Waterworks Park, Detroit water supply system
Description:
View of screen chamber caisson showing third lift, Waterworks Park, Detroit water supply system. Workers in foreground. Printed on front: "City of Detroit. Department of Water Supply. Land tunnel and structures. Contract RC 12. Dravo Contracting Co., contractors. Photo no. 48. Date: 11-3-30. Photo by Manning Brothers." Typed on back: "Screen chamber caisson showing the third lift after being stripped. Corbels are for support of the steel girders supporting superstructure."