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Portal Powerhouse



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  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Installing backing I-beams (15") prior to forming for concrete. Strengthening to reduce vibration during high flows.

    photCL SCE 02 - 43902

  • 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

    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 - installation of final design of restrictive baffle at end of by-pass pipe.

    photCL SCE 02 - 43927

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Penstock pipe in cribbing near outlet of Ward Tunnel welded together into pulling sections for installation in tunnel after start of outage.

    photCL SCE 02 - 44795