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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Showing new support pier prior to construction of access pit.
Type: Visual Materials(Opens in new tab)
Date: 8/11/1955
Call number: photCL SCE 02 - 43653
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 - Forebay
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Portal Powerhouse - Forebay - View from left abutment showing progress in reservoir clearing and borrow pit stripping. Portion of new road location in background to right of center.
photCL SCE 02 - 43305
Portal Powerhouse
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Portal Powerhouse - Lower Portal release from Ward Tunnel prior to Portal Powerhouse construction.
photCL SCE 02 - 43268
Portal Powerhouse
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Portal Powerhouse - Powerhouse excavation. View from west edge of pit.
photCL SCE 02 - 43659
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Portal Powerhouse - Powerhouse excavation. View from north edge of pit.
photCL SCE 02 - 43660
Portal Powerhouse
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Portal Powerhouse - Preparatory work prior to penstock erection. New penstock supporting rails shown partially installed.
photCL SCE 02 - 43625
Portal Powerhouse - Forebay - Looking northeast along 2nd. tangent
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Portal Powerhouse - Forebay - Looking northeast along 2nd. tangent - Portal Forebay dam [prior to any construction]
photCL SCE 02 - 43269