Photographer's notes: "Evening view of the arch segments nearing their rendezvous over the Colorado River." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "A high line crane system, which ran between the Arizona and Nevada sides of the canyon, was used to transport materials and workers during the bridge's construction." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Evening aerial view of the dam and bridge. Twelve tub (box) girders spanned the central pier caps of the bridge forming part of the substructure for the roadbed. Note: This photo was taken well after sunset and was only possible because of the state of digital technology in 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Ironworkers in manbasket travel over the Nevada side bridge deck with the Colorado River below, February 2, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge