The TN18 Grid is an approved design by the QLD Department of Transport and Main Roads (TMR) for TMR maintained roads & projects. TN18 grids are manufactured in accordance with standard drawings SD1561 – SD1565. Fabrication is in accordance with MRTS78, and precast concrete with MRTS72.
Variable widths – 4m to 18m
Variable cross fall – 0º to 3º max
ISO9001 quality certified.