Photographer's notes: "Aerial view of the completed arch before construction of the piers (columns) began. From the air, the arch appeared delicate and fragile. September 10, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view of the dam and completed bridge arch before construction of the piers (columns) began. From the air, the arch appeared delicate and fragile. September 10, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Ironworkers in Manbaskets, April 29, 2009 - Ironworkers were transported in manbaskets via a high line crane system to the end of the Arizona arch segment." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge