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Big Creek, Vermilion Dam - Spill due to pressurization of Ward Tunnel



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  • Big Creek, Vermilion Dam

    Big Creek, Vermilion Dam

    Visual Materials

    Big Creek, Vermilion Dam - Considerable undercutting along north bank. Test spill of approx[imately] 600 sec. ft. [cubic feet per second]

    photCL SCE 02 - 44645

  • Big Creek, Vermilion Dam

    Big Creek, Vermilion Dam

    Visual Materials

    Big Creek, Vermilion Dam - Flow conditions in channel immediately below radial gate under free flow of 311' head. Theoretical flow approx[imately] 300 sec. ft. [cubic feet per second].

    photCL SCE 02 - 44637

  • Big Creek, Florence Lake Dam

    Big Creek, Florence Lake Dam

    Visual Materials

    Big Creek, Florence Lake Dam - Discharge from outlet portal of tunnel through temporary wooden flume at Camp 60 [flow approx. 1300 cfs].

    photCL SCE 02 - 12601

  • Big Creek, Florence Lake Dam

    Big Creek, Florence Lake Dam

    Visual Materials

    Big Creek, Florence Lake Dam - Discharge from outlet portal of tunnel through temporary wooden flume at Camp 60 [flow approx. 1300 cfs].

    photCL SCE 02 - 12602

  • Big Creek, Vermilion Dam

    Big Creek, Vermilion Dam

    Visual Materials

    Big Creek, Vermilion Dam - Close-up of one of [the] deep gullies. Maxi[mum] depth of gulley normal to slope is approx[imately] 4 ft..

    photCL SCE 02 - 44362

  • Big Creek, Vermilion Dam

    Big Creek, Vermilion Dam

    Visual Materials

    Big Creek, Vermilion Dam - Side stream weir, flow = .189 cfs.

    photCL SCE 02 - 44018