Photographer's notes: "View from Nevada side bridge deck toward Arizona side of canyon, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View down from Nevada bridge deck to a pair of pier foundations with river below, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View from Nevada side bridge deck toward Arizona side of canyon, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View from Nevada side bridge deck toward Arizona side of canyon, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View from Nevada side bridge deck toward Arizona side of canyon, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "The evening shift of ironworkers heads to work on the Nevada side of the arch, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "The evening shift of ironworkers heads to work on the Nevada side of the arch, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Ironworkers ascend a rib of the arch on the Nevada side to start their evening shift." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Workers at day's end departing the construction site via a manbasket and the highline crane." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Evening view of pier (column) construction from the Arizona side of the canyon, October 20, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge