Medium-grain asphalt concrete t = 70 mm, fine grained t = 50 mm and the absorbent layer of cling(m2)Medium-grain asphalt concrete t = 60, fine-grained t = 40 and the absorbent layer of clinging (m2)
Asphalt secondary particles t = 70mm, 50mm and fine particles t = permeability layers stick (m2) resin beads Concrete medium t = 60, t = 40 and fine particles of absorbent layer attached (m2)