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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Concreting pipe supports in Ward Tunnel. Skip-loader delivering concrete to buggies on runway.
Type: Visual Materials(Opens in new tab)
Date: 9/3/1955
Call number: photCL SCE 02 - 43692
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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Portal Powerhouse
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Portal Powerhouse - Charging Skip-loader with concrete thru hole in top of 12' pipe, outside tunnel portal.
photCL SCE 02 - 43693
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Portal Powerhouse - Forebay - Mucking skip-loader, inlet channel.
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Portal Powerhouse - Opening in 12' pipe [near end of Ward Tunnel] for diversion.
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Portal Powerhouse - Penstock pipe in cribbing near outlet of Ward Tunnel welded together into pulling sections for installation in tunnel after start of outage.
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Portal Powerhouse - Installation of penstock supports in pipe. View from downstream side of bulkhead.
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Portal Powerhouse - Installation of penstock supports in pipe. View from downstream side of bulkhead.
photCL SCE 02 - 43655