Probable Delay 15 Min (TC1527) – Multi-Message SignThe Probable Delay 15 Min (TC1527) multi message sign is a 600 600 millimetre traffic yellow regulatory panel designed to inform motorists of expected traffic delays of approximately 15 minutes. This sign provides a clear, enforceable advisory to prepare drivers for stoppages, reduced speeds, or temporary congestion due to roadworks or incidents. Manufactured to Queensland Government traffic control requirements, the panel integrates seamlessly with