Photographer's notes: "View from the Arizona pylons toward arch construction and Nevada. The cable stays were covered in white in reduce expansion and contraction from the desert sun and heat. Note: This was the only evening I was allowed on top of the temporary pylons to shoot." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Photographer's notes: "On the end of the Nevada arch segment, ironworkers prepared formwork prior to pouring the next concrete section. Note: This was the only evening I was allowed on top of the temporary pylons to shoot." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Photographer's notes: "Night time from the top of the Arizona side temporary pylons looking down through the cable stays to the Arizona bridge deck. Notes: This is one of the few hand held night time photographs from the project. This was the only evening I was allowed on top of the temporary pylons to shoot." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge