Photographer's notes: "Transmission towers move power lines from the powerhouse of Hoover Dam up out of Black Canyon, Arizona side near the dam, May 21, 2009."
Photographer's notes: "Upstream evening view of the bridge with piers near completion and twelve tub girders installed on the arch's center, from the boat launch area, February 3, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada
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Collection Number: PH-00071 Collection Name: Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada Box/Folder: Folder 08 (Restrictions apply)