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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Forms for Generator Foundation. Concrete work to start July 3, 1956.
Type: Visual Materials(Opens in new tab)
Date: 6/28/1956
Call number: photCL SCE 02 - 44606
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 - Forms and steel in place for Generator Foundation.
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Portal Powerhouse - Forms being erected for substructure concrete at powerhouse.
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Portal Powerhouse - Forebay
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Portal Powerhouse - Forebay - Showing forms for concrete spillway crest.
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Portal Powerhouse - Forebay - Cleaning and trimming rock foundation for spillway crest concrete.
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Portal Powerhouse - Placing concrete in supporting wall under end of 12' diameter pipe. Excavating old concrete anchor. [Forming new] foundation & Wye branch anchor.
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Portal Powerhouse - General Electric generator for Portal Powerhouse after arrival at the Santa Fe yards in Fresno.
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