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9-11 Waterproof Membrane9-11 Waterproof Membrane
9-11.1 Asphalt for Waterproofing
Waterproof membrane shall be a sheet membrane conforming to ASTM D 6153 Type III, the puncture capacity specified below, and either the thin polymer sheet tensile stress or the geotextile and fabric grab tensile strength specified below: Performance Properties Test MethodSpecification Requirements Tensile Stress (for Thin Polymer Sheets)ASTM D 882 75 pounds per inch min. Grab Tensile Strength (for Geotextiles and Fabrics)ASTM D 4632 (Woven or Nonwoven)200 pounds min. Puncture Capacity (For Thin Polymer Sheets, Geotextiles and Fabrics)ASTM E 154 200 pounds min. Waterproofing membrane will be accepted based on a Manufacturer’s Certificate of Compliance with each lot of waterproof membrane.
9-11.2 Primer for Waterproof Membrane
The primer for the waterproof membrane shall be appropriate for bonding the sheet membrane to the bridge deck surface and shall be compatible with the membrane in accordance with the waterproof membrane manufacturer’s recommendations.
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