Portal Powerhouse

Description: Portal Powerhouse - View of tailrace channel from point near lower end of excavation.
Type: Visual Materials(Opens in new tab)
Date: 9/4/1955
Call number: photCL SCE 02 - 43694
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 - Tailrace channel excavation view from highway bridge. Boulders ready for shooting.
photCL SCE 02 - 43641
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Portal Powerhouse - View to highway bridge with tailrace channel excavation readying large boulders for blasting.
photCL SCE 02 - 43640
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Portal Powerhouse - View from highway bridge showing excavation progress in tailrace channel section isolated by diverting flow into Potter Creek Tunnel.
photCL SCE 02 - 43562
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Portal Powerhouse - Deepening tailrace channel near powerhouse before end of outage and start of diversion thru by-pass.
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Portal Powerhouse - Tailrace channel excavation progress in section isolated by diverting tunnel discharge in Potter Creek Channel.
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Portal Powerhouse - Down tailrace channel near powerhouse.
photCL SCE 02 - 43904