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Portal Powerhouse



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  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Starting to fill Potter Creek temporary diversion channel after returning tunnel flow to permanent tailrace.

    photCL SCE 02 - 43686

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Progress picture Portal, Phoenix Const. Co., rock crusher at left. [Ward Tunnel outlet and exposed section upstream where cut will be made for diversion]

    photCL SCE 02 - 43272

  • Portal Powerhouse - Progress picture

    Portal Powerhouse - Progress picture

    Visual Materials

    Portal Powerhouse - Progress picture - Excavation in diversion channel to Rancheria Creek.

    photCL SCE 02 - 43273

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Record pictures of tailrace channel during outage: Up channel from below highway bridge.

    photCL SCE 02 - 43795

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Undercutting of southwest abutment of Highway 168 bridge under Potter Creek

    photCL SCE 02 - 43945

  • Portal Powerhouse

    Portal Powerhouse

    Visual Materials

    Portal Powerhouse - Structure and tailrace channel from highway bridge.

    photCL SCE 02 - 43774