Workers removing first wale of screen chamber, Waterworks Park, Detroit water supply system
Description:
View of construction workers removing first wale of screen chamber, 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. 73. Date: 2-23-31. Photo by Manning Brothers." Typed on back: "Screen chamber and quarter bend. Removing top wale which supported excavation for quarter bend; wale is partly imbedded in quarter bend concrete."