![]() ) fill to 118" of top surface pedestrian crosswalks-mall type Crystalliza-tion admixtures lower the permeability of concrete and are used in place of surface-applied waterproofing membranes. 1-2012 Waterproofing membranes for external above-ground use –Materials ![]() Waterproofing details pdf section 2-2 nottoscale elevation nottoscale new york city department of transportation top '"sealer on bono breaker (typ.
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