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Portal Powerhouse



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  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Temporary backing to reduce vibration in 3/8" plate bulkhead in turbine Wye branch inadequate; it was replaced with concrete disc back by I-beams.

    photCL SCE 02 - 43898

  • Portal Powerhouse - Butterfly valve attached to turbine nozzle

    Portal Powerhouse - Butterfly valve attached to turbine nozzle

    Visual Materials

    Portal Powerhouse - Butterfly valve attached to turbine nozzle - Penstock bulkhead still in place.

    photCL SCE 02 - 44608

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Installation of penstock supports in pipe. View from downstream side of bulkhead.

    photCL SCE 02 - 43654

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Installation of penstock supports in pipe. View from downstream side of bulkhead.

    photCL SCE 02 - 43655

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Up tailrace channel from under bridge, during outage to install triangular restriction at end of branch of penstock.

    photCL SCE 02 - 43923

  • Big Creek - Portal Powerhouse

    Big Creek - Portal Powerhouse

    Visual Materials

    Big Creek - Portal Powerhouse - [installing penstock split section modification.]

    photCL SCE 06 - 46408