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With the approach of annual spring rise in the river, the temporary truck bridge shown on right has been abandoned: photographic print, 1932 April 12
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Interior of diversion tunnel Number 3, near upper portal. Invert and side wall sections of three-feet thick concrete lining have been poured: photographic print, 1932 June 02
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Interior of diversion tunnel Number 3, showing method of pouring alternate slabs in side wall section of tunnel lining. Lining form is shown in background: photographic print, 1932 June 22
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Interior of diversion tunnel Number 2, near upper portal. Invert and side wall sections of lining have been completed. Two cubic yard buckets for pouring concrete are shown on truck: photographic print, 1932 June 02
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Detail photograph, showing method of construction and operation of side-wall jumbo for placing lining in diversion tunnels: photographic print, 1932 June 29
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Steel forms for lining the arch sections of diversion tunnels were erected on muck-fill on Nevada side of river: photographic print, 1932 June 18
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Section of arch jumbo form being transported across river by overhead cableway. Note workman on top of form: photographic print, 1932 June 10
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Forms were constructed in 11-foot sections and transported to Arizona side by overhead cableways: photographic print, 1932 June 18
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Temporary cable-way spanning Colorado River, near Lookout Point, provides access to Arizona spillway operations shown in background: photographic print, 1932 April 01
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Skip-load of workmen being transported across Colorado River from Arizona side: photographic print, 1932 April 01
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
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