Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
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.
photCL SCE 02 - 24878
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
Visual Materials
Big Creek, Florence Lake Dam - View of excavation in groin between Arches 53 & 54 preparatory to guniting Arch 54 up to elevation 7235.
photCL SCE 02 - 24718
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
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
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
