10.28.065 Escort Cars – When Required.
An escort vehicle and operator must comply with the requirements of WAC 468-38-110 Escort Vehicle requirements. Escort vehicles are required when:
A. Vehicle(s) or load is over 11 feet in width; escort cars (both front and rear) are required on all two-lane roads.
B. Vehicle(s) or load is over 14 feet wide; one rear escort vehicle is required on multiple-lane roads.
C. Overall length of load, including vehicle(s), exceeds 100 feet or when rear overhang of load measured from the last axle exceeds one-third of the total length, one rear escort vehicle is required on two-lane roads.
D. Overall length of load, including vehicle(s), exceeds 140 feet, one rear escort vehicle is required on multiple-lane roads.
E. Loads exceed 14 feet and 6 inches high, one escort vehicle is required in front. If the load(s) exceed 15 feet high, the escort vehicle must be equipped with a height pole. The Department does not guarantee height clearances; therefore, on any route where the height is in question, a front escort vehicle equipped with a height pole should be used.