Photographer's notes: "A view of the bridge at nightfall. from the Nevada side of Black Canyon. Pier and pier cap construction can be seen along the length of the arch." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "The near-silhouette of the bridge frames the dam against the evening sky. July 30, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Rebar framework was lowered into position to form the substructure of the next arch section." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "The completed arch awaited the start of pier (column) construction, September 8, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View of the Arizona side, arch construction was supported by temporary pylons and cable stays." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "The arch and an old retaining wall on the Arizona canyon wall played off each other." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Arch construction as seen from cliff over looking the Nevada hairpin turn, June 29, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Ironworkers climbed up the Nevada side arch segment each morning to start work." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge