Concrete pier and dike, intake lagoon, Detroit water supply system
Description:
View of concrete pier and dike in intake lagoon for the Detroit water supply system. Printed on front: "City of Detroit. Department of Water Supply. Intake system for additional supply. Intake lagoon. Contract RC-9. Dunbar & Sullivan Dredging Co., contractors. Photo no. 33. Date: 9-2-30. Photo by Manning Brothers." Typed on back: "Concrete pier at downstream side of lagoon entrance; wing walls of steel sheet piling."