Photographer's notes: "Foundation of the arch on the Arizona side of the Black Canyon, April 13, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Evening bridge deck construction. On the Nevada side, four girders remain to be installed, two of which are on the far bridge deck. The last four tub girders were installed on 15 April 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View from the river up to the Arizona side. Deck construction was still in progress. April 14, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View up to the Nevada side from the Arizona side of the river downstream from the powerhouse, April 14, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View up to the Nevada side from the Arizona side of the river downstream from the powerhouse, April 14, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "View from the river up to the Arizona side. Deck construction was still in progress. April 14, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge