50km Per Hour (Tm3-16-1_a) Multi-Message SignThe 50km Per Hour (Tm3 16 1_a) multi message sign is a 600 600 millimetre yellow panel designed to advise motorists of a temporary reduced speed limit of 50 kilometres per hour. Commonly deployed in work zones, maintenance areas, or temporary hazard sites, this sign provides clear direction for drivers to slow down, protecting both road workers and the travelling public. Manufactured to Queensland Government traffic control requirements, the panel