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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - North side adjacent to north bridge pier after test flow of 1100 cfs.
Type: Visual Materials(Opens in new tab)
Date: 11/3/1955
Call number: photCL SCE 02 - 43908
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 - South side of channel, vicinity of highway bridge after 1100 cfs test flow.
photCL SCE 02 - 43905
Portal Powerhouse - Flow test - Flow approximately 1100 cfs
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Portal Powerhouse - Flow test - Flow approximately 1100 cfs. - No spill at side.
photCL SCE 02 - 43878
Portal Powerhouse
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Portal Powerhouse - North side of channel adjacent to north bridge abutment, after flow.
photCL SCE 02 - 43910
Portal Powerhouse - Flow test - Flow 1100 cfs
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Portal Powerhouse - Flow test - Flow 1100 cfs. - Note water in form of 3 main jets.
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Portal Powerhouse
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Portal Powerhouse - Taken beneath highway bridge, south side after test flow.
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Portal Powerhouse - View of 1100 cfs flow through unrestricted bypass.
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