T223 or TW02.19 Temporary Warning Accident Road Signs, referred to as a W2-1.19 Sign in the TCD Rule, is a supplementary plate, used whenever any traffic management measures are implemented at a crash site. The TW-2.19 Accident Traffic Sign is used underneath a T2 TW-2 Other Hazard Sign and available for Level One or Level 2/3 New Zealand Roads for Temporary Traffic Management (TTM) and is in the Waka Kotahi Code of Practice (CoPTTM).