BITUMINOUS MIXTURES BASED ON NATURAL ASPHALT, ON NATURAL BITUMEN, ON PETROLEUM BITUMEN, ON MINERAL TAR OR ON MINERAL TAR PITCH (FOR EXAMPLE, BITUMINOUS MASTICS, CUT-BACKS)
Bituminous mixtures based on natural asphalt, on natural bitumen, on petroleum bitumen, on mineral tar or on mineral tar pitch (for example, bituminous mastics, cut-backs).