Photographer's notes: "With all of the tub girders installed for the bridge its functional structure was complete. Only the roadbed remained to complete. April 15, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "The final tub girders were installed on the afternoon of April 15, 2010. With the final girders installed, the ""skeletal"" structure of the bridge was complete." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View of the Arizona side of the bridge with Sugarloaf in the background. With the bridge unlit at night, except along the pedestrian walkway (still under construction), evening illumination comes from the lighting of the dam and the moonlight. July 26, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "An aerial view of the structurally complete bridge in early morning light. The lower access road, which leads down to the dam's powerhouse, can be seen in the bottom of the image." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view of the structurally complete bridge, Hoover Dam and Lake Mead, July 27, 2010. The highline crane has been disassembled and removed." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view of the structurally complete bridge, Hoover Dam and Lake Mead, July 27, 2010. The highline crane has been disassembled and removed." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view of the structurally complete bridge, Hoover Dam and Lake Mead, July 27, 2010. The highline crane has been disassembled and removed." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Detail of highline crane system used as the main way to deliver materials for construction of the bridge, April 30, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "A worker climbs up a stairwell of the Nevada side arch construction, May 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View from the Nevada side bridge deck down to the Nevada side arch segments and the river, May 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge