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Cofferdam discharge pipeline under construction at site of Masonry Dam, March 26, 1912
Cofferdam discharge pipeline under construction at site of Masonry Dam, March 26, 1912
TitleCofferdam discharge pipeline under construction at site of Masonry Dam, March 26, 1912
PhotographerUnknown
Date1912
NotesThe Masonry Dam on the Cedar River, completed in 1914, was built by Seattle City Light and located between the old 1904 crib dam and the powerhouse at Cedar Falls. It was intended to enlarge the Cedar Lake basin and store additional water for the generating equipment of the Cedar Falls hydroelectric plant.

A cofferdam is a temporary barrier for excluding water from an area that is normally submerged.

Caption on image: 426. Masonry Dam, 3-26-12

PH Coll 46.08b
Location DepictedUnited States--Washington (State)--Cedar River (King County)--Masonry Dam
Subjects (LCSH)Pipelines--Washington (State)--Cedar River (King County)--Design and construction; Cofferdams--Washington (State)--Cedar River (King County)--Design and construction; Masonry Dam (Wash.); Seattle City Light
Digital CollectionSeattle Power and Water Supply Collection
Order NumberWWDL0248
Ordering InformationTo order a reproduction, inquire about permissions, or for information about prices see: http://www.lib.washington.edu/specialcollections/services/reproduction-info
Please cite the Order Number when ordering.
RepositoryUniversity of Washington Libraries. Special Collections Division
Repository CollectionHiram C. Gill Photograph Album. PH Coll 46
Object TypePhotograph
Physical Descriptionsilver gelatin, b&w
Digital Reproduction InformationScanned from a photographic print using a Microtek Scanmaker 9600XL at 150 dpi in JPEG format at compression rate 3 and resized to 768x600 ppi. 2005
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