Visual Materials
Big Creek, Florence Lake Dam
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Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Close-up of a cluster of blisters on the J-M Asbestile waterproofing on Arch 8. Waterproofing was applied May 1940.
photCL SCE 02 - 24747

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Close-up showing application of 15# felt and final coat of plastic on Arch No. 52. Johns-Manville waterproofing being applied by the J.H. Bryant Co.
photCL SCE 02 - 24820a

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Close-up showing application of 15# felt and final coat of plastic on Arch No. 52. Johns-Manville waterproofing being applied by the J.H. Bryant Co. [variant of 02-24820a].
photCL SCE 02 - 24820b

Big Creek, Florence Lake Dam - Close-up
Visual Materials
Big Creek, Florence Lake Dam - Close-up of extrados of Arch #9 showing gas bubbles in recently applied Carbozite waterproofing.
photCL SCE 02 - 22889

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Close-up of original surface of arch underneath gunite near crown of Arch #20. Note black surface of original Intertol waterproofing. White area in center of Intertol surface chipped down to sound concrete. Disintegrated layer is approximately 1/4" in depth.
photCL SCE 02 - 24135

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Close-up of top of walkway Arch #1 after waterproofing.
photCL SCE 02 - 24110