Roof Detail Chajja Coping Section Waterproofing Layer Detail

This Roof Detail Chajja Coping Section Waterproofing Layer Detail drawing presents a comprehensive sectional representation of roof edge construction, including chajja projection detail, coping arrangement, and layered waterproofing system. The section clearly illustrates prefabricated coping with dual slope formation for proper water drainage on both sides of the wall. It includes a waterproof barrier membrane, bituminous sheet layer, hydraulic mortar bedding, and finished mortar topping with 5 N per mm2 resistance specification. The drawing also identifies drip groove positioning at the coping edge to prevent water seepage along facade surfaces. Each layer is precisely drafted with clear alignment references and sectional thickness representation to ensure accurate execution.