Visual Materials
Big Creek, Florence Lake Dam - Arch #13
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Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Arch #13, steel plate membrane.
photCL SCE 02 - 24630

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Arch #13 Covered with welded steel plate.
photCL SCE 02 - 24635

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Arch #13 Close-up of side seals. The exposed portion of the 24" steel plates imbedded 12" in the groin gunite was bent over the ends of the courses of face steel and welded.
photCL SCE 02 - 24707

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Record photo of upstream face of Arches 11 to 25 inclusive in second tangent. Arch #13 covered with sheet steel membrane during June 1942 and Arch #12 covered with J-M Asbestile waterproofing during Nov. 1942.
photCL SCE 02 - 24863

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Arch #13 Skylining 5'x8' sheets from ground to scaffold. Steel facing on arch.
photCL SCE 02 - 24709

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Arch #13 Placing steel sheets on arch. Burning hole in sheet for anchor bolt.
photCL SCE 02 - 24710