A waterproofing and drainage assembly for elevator and parking pits utilizes a concrete mat slab. A continuous vapor barrier and waterstop are embedded within the concrete mat slab. Sheet waterproofing is applied vertically along the pit wall with an exterior drainage board.
03 30 00 - WATERSTOP CONCRETE MAT SLAB, SEE STRUCTURAL DRAWINGS 03 30 00 - VAPOR BARRIER 07 13 00 - SHEET WATERPROOFING SEE SLAB PLAN SEE SLAB PLAN 07 13 00 - DRAINAGE BOARD SEE PLAN FOR ELEMENTS ABOVE 03 30 00 - VAPOR BARRIER
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