ATAP65 is a 65mm all passing aggregate used under Auckland Transport standards for roading subbase, hardfill, and ground stabilisation. It is coarser than ATAP40 and provides bulk strength before finer layers are applied.
ATAP65 is a 65mm all passing aggregate used under Auckland Transport standards for roading subbase, hardfill, and ground stabilisation. It is coarser than ATAP40 and provides bulk strength before finer layers are applied.