1.1 ,This specification covers woven burlap fabrics, saturated with either asphalt or refined coal-tar, as specified by the purchaser, for use in the membrane system of roofing or waterproofing or as specified by the manufacturer.
1.1.1 ,Asphalt-saturated burlap fabric ,shall be used with asphalt base plying cement, typical ones are mopping asphalts conforming to Specifications D312/D312M, D449/D449M, or appropriate solvent-bearing bituminous materials.