Stop Here When Directed (T-13)The Stop Here When Directed (T 13) sign is used to instruct motorists to stop at a designated point when directed by traffic controllers, police, or site staff. Commonly used in construction zones, controlled intersections, and event traffic management, this sign provides clear instructions to ensure orderly vehicle movement and site safety. Manufactured from white CL400 Class 1W reflective material, the T 13 sign ensures maximum visibility during the