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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 - Installing temporary 3/8" plate bulkhead at end of turbine branch of penstock inside structure.

    photCL SCE 02 - 43777

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Placing reinforcing steel for concrete disc, steel plate bulkhead.

    photCL SCE 02 - 43901

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - View showing timber backing for 14"welded plate diversion bulkhead in 12' diameter pipe.

    photCL SCE 02 - 43307

  • 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 - Gravel accumulated during spring and summer diversion at lower end of Turbine Wye Branch of Penstock. Estimated amount approx. 2 cu. yards with gravel arranging from 3' to 4" in size.

    photCL SCE 02 - 44805