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Photograph of arch and piers of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada border, November 24, 2009

Date

2009-11-24

Description

Photographer's notes: "Detail of arch and piers on Nevada side of arch, evening, November 24, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the shadow of a tub girder and an ironworker during construction of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada border, February 2, 2010

Date

2010-02-02

Description

Photographer's notes: "Tub girder and ironworker shadow on the Nevada side bridge deck, February 2, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of center tub girders used during construction of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada-Arizona border, February 2, 2010

Date

2010-02-02

Description

Photographer's notes: "A solitary ironworker moves among the twelve girders spanning the central pier caps." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the Mike O'Callaghan-Pat Tillman Memorial Bridge being constructed, Nevada-Arizona border, February 2, 2010

Date

2010-02-02

Description

Photographer's notes: "View from the Nevada side north of the bridge toward Arizona, February 2, 2010." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph showing a downstream view of the Mike O'Callaghan-Pat Tillman Memorial Bridge under construction, Nevada-Arizona border, May 21, 2009

Date

2009-05-21

Description

Photographer's notes: "Downstream view from the Hoover Dam powerhouse, sunrise, May 21, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the Mike O'Callaghan-Pat Tillman Memorial Bridge under construction, Nevada-Arizona border, September 9, 2009

Date

2009-09-09

Description

Photographer's notes: "With the arch complete and self-supporting, the cable stays were detached from the arch." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of a worker climbing the arch stairwells of the Mike O'Callaghan-Pat Tillman Memorial Bridge, Nevada border, September 10, 2009

Date

2009-09-10

Description

Photographer's notes: "A solitary worker climbs the arch's stairwells on the Nevada side, September 10, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the Mike O'Callaghan-Pat Tillman Memorial Bridge arch looking toward the Arizona border, September 10, 2009

Date

2009-09-10

Description

Photographer's notes: "The scale and mass of the arch was most evident from its base on the Nevada side." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the walkway to the Mike O'Callaghan-Pat Tillman Memorial Bridge arch from the Nevada side of the bridge while under construction, September 10, 2009

Date

2009-09-10

Description

Photographer's notes: "Walkway to the arch from near the Nevada side hairpin, September 10, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image

Photograph of the Mike O'Callaghan-Pat Tillman Memorial Bridge under construction, Arizona-Nevada border, April 29, 2009

Date

2009-04-29

Description

Photographer's notes: "View of the Arizona side, arch construction was supported by temporary pylons and cable stays." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge

Image