Kentucky Pilot Cars / Escort Vechicle Requirements

A required escort vehicle shall accompany the overweight or over-dimensional vehicle at a distance of 300 feet (91.44 meters) on open highways unless it is necessary to travel at a distance closer or farther away from the vehicle accompanied for safety or due to road conditions.
Post appropriate signs on the vehicle.
A warning sign shall be displayed on a lead escort vehicle so that it is visible to oncoming traffic.
The warning sign shall be 6 to 8 feet in width stating "OVERSIZE LOAD" in black letters on a yellow background.
The black letters shall be at least 18 inches high (457.2 millimeters) with a brush stroke of at least one and 1.4 inches (35.56 millimeters).
Maintain radio contact with the load.
Have amber strobe lights or flashing lights on the escort vehicle.
Keep its headlamps lit during transit.
Use a height pole if the escorted load is 15 feet or greater.