A waterproofing assembly at a deck drain integrates with a 0.060-inch butyl rubber membrane or EPDM waterproofing and a 1-inch minimum overall asphalt protective cover sheet surrounding a superdome deck drain. A separate detail shows a tongue and groove field splice utilizing butyl gum tape extended one-eighth inch minimum beyond the edge of the splice.
MIN. BEYOND EDGE OF SPLICE BUTYL GUM TAPE EXTENDED " 6" TONGUE & GROOVE - FIELD SPLICE 6" Not To Scale WATERPROOFING AT DECK DRAIN Waterproofing Membrane or EPDM 0.060in Butyl Rubber Superdome Deck Drain Protective Cover Sheet 1" Min Overall Asphalt
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