Visual Materials

Big Creek, Florence Lake Dam

Description: Big Creek, Florence Lake Dam - Typical blister formed under asbestile waterproofing on arch 12 side of gunite fillet in Arch 12-13 groin while subjecting Arch 13 to 3/4 lb. air pressure for testing leaks.
Type: Visual Materials(Opens in new tab)
Date: 5/8/1943
Call number: photCL SCE 02 - 24878
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Testing for leaks on Arch 13 with saturated soap solution while steel is subjected to approximately 3/4 lb. air pressure.
photCL SCE 02 - 24877
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 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 - Close-up of groin between Arch 13 & 14, showing 24" sealing plate imbedded in gunite filler.
photCL SCE 02 - 24199
Big Creek, Florence Lake Dam
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Big Creek, Florence Lake Dam - Close-up of gunite key at base of Arch #13, showing evidence of back leakage. Gunite key was covered with asbestile on November 25, 1942.
photCL SCE 02 - 24825
Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Close-up of striations caused by ice on surface of J-M waterproofing on Arch 54 near 54-55 groin. This waterproofing was applied in Dec. 42.
photCL SCE 02 - 24748