Loose Surface (Tm3-14_a) Multi-Message SignThe Loose Surface (Tm3 14_a) multi message sign is a 600 600 millimetre yellow panel designed to warn motorists of unstable or uneven road surfaces ahead. Typically used where gravel, freshly sealed roads, or other loose materials are present, this sign provides clear early warning for drivers to slow down, maintain control, and reduce the risk of skidding or vehicle damage. Built to meet Queensland Government traffic control requirements, the panel