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Photograph showing an aerial view of Mike O'Callaghan-Pat Tillman Memorial Bridge construction, the hairpin turn on the Nevada side of Hoover Dam, and the Colorado River, June 30, 2009

Date

2009-06-30

Description

Photographer's notes: "Aerial view of bridge and the hairpin turn of the old Nevada road, June 30, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of arch construction and the traveler forms used on each side of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada-Arizona border, June 30, 2009

Date

2009-06-30

Description

Photographer's notes: "View upstream of arch construction and the traveler forms used on each side, June 30, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of a dirt road near Hoover Dam and the arch of the Mike O'Callaghan-Pat Tillman Memorial Bridge under construction, Nevada-Arizona border, June 30, 2009

Date

2009-06-30

Description

Photographer's notes: "The dirt road leading from the Lower Access Road to the Hoover Dam Police shooting range plays off of the arch formed by the bridge construction, June 30, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of Black Canyon, Hoover Dam, and construction of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada-Arizona border, June 30, 2009

Date

2009-06-30

Description

Photographer's notes: "View upstream of the bridge and dam. The position of the green boom indicates a concrete pour for the arch was in progress. Note: This is one of the few photographs where I supplemented existing light by adding a flash to give the hill on the left detail." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of Mike O'Callaghan-Pat Tillman Memorial Bridge construction as seen from the Arizona side of Black Canyon, June 30, 2009

Date

2009-06-30

Description

Photographer's notes: "View from a narrow side canyon used by the lower access road down to the dam. Note: This is one of the few photographs where I supplemented existing light by adding a flash to give the cliff on the right and the road some detail." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the Mike O'Callaghan-Pat Tillman Memorial Bridge under construction, as viewed across Black Canyon toward Nevada, July 1, 2009

Date

2009-07-01

Description

Photographer's notes: "Sunrise, looking across the canyon to Nevada. The arch was nearly complete with temporary pylons and cable stays supporting each segment. The highline crane system prepared to lower a rebar section into position." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of workers arriving to work at the Mike O'Callaghan-Pat Tillman Memorial Bridge via highline crane and manbaskets, Nevada-Arizona border, July 1, 2009

Date

2009-07-01

Description

Photographer's notes: "Workers arriving to work via the highline crane and manbasket, July 1, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of workers arriving to work at the Mike O'Callaghan-Pat Tillman Memorial Bridge via highline crane and manbaskets, Nevada-Arizona border, July 1, 2009

Date

2009-07-01

Description

Photographer's notes: "View from the Arizona side of arch construction with workers arriving via highline crane and manbasket, July 1, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph showing an aerial view of construction of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada-Arizona border, July 1, 2009

Date

2009-07-01

Description

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

Image

Photograph of ironworkers preparing formwork for pouring concrete during construction of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada border, July 1, 2009

Date

2009-07-01

Description

Photographer's notes: "On the end of the Nevada arch segment, ironworkers prepared formwork prior to pouring the next concrete section, July 1, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image