Visual Materials
Big Creek, Vermilion Dam - Drilling relief well on west abutment
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Big Creek, Vermilion Dam
Visual Materials
Big Creek, Vermilion Dam - Toe drain along west abutment.
photCL SCE 02 - 42687

Big Creek, Vermilion Dam
Visual Materials
Big Creek, Vermilion Dam - Drainage trench near west abutment
photCL SCE 02 - 42873

Big Creek, Vermilion Dam
Visual Materials
Big Creek, Vermilion Dam - Filter in west abutment drainage trench.
photCL SCE 02 - 42779

Big Creek, Vermilion Dam
Visual Materials
Big Creek, Vermilion Dam - View of trench excavation for pipe drain downstream from relief hole R-24. Compare with photo 43701 to show excess sloughing of slopes.
photCL SCE 02 - 43704

Big Creek, Vermilion Dam
Visual Materials
Big Creek, Vermilion Dam - East abutment moraine ridge on line of cutoff trench.
photCL SCE 02 - 42650

Big Creek, Vermilion Dam
Visual Materials
Big Creek, Vermilion Dam - Toe drain trench crossing under outlet conduit.
photCL SCE 02 - 42689