A. No liquefied petroleum gases shall be transferred from one container to another or from another vehicle to a motor vehicle on any public highway, street, or road except in case of emergency. This shall not prohibit the fueling of machinery or vehicle in road construction or maintenance.

B. Smoking by truck drivers or their helpers shall not be permitted while they are driving their trucks on the road, while they are making deliveries, filling truck tanks, or making any repairs to trucks.

C. No repairs shall be performed on any tank truck whether loaded or empty unless such repairs can be made without hazard.

D. No repairs shall be performed on a tank truck, container, nor any tank used for fuel of whatsoever nature requiring the use of flame, arc, or other means of welding unless the tank or compartment shall first have been made gas free by steaming or other acceptable method to ensure complete removal of all combustible product.

E. Accidents involving tank trucks should be reported to the Office of the Director immediately or not later than twenty four (24) hours after the accident. Tank trucks that have undergone a road accident which would cause repairs shall be removed from service until inspection and approval by the Board.

F. When not in service, tank trucks shall be stored at a safe location.

G. When a tank truck is stored in a garage the garage shall be adequately ventilated.

H. Each delivery and transport unit not equipped with acceptable locking devices shall be equipped with suitable chock blocks or their equivalent adequately stored in a suitable location. The blocks shall be placed at the rear wheels to prevent rolling of the vehicle whenever it is parked on an incline or uneven surface where rolling is possible, and during loading and unloading operations.

I. Skid tanks shall not be used in place of tank trucks, tank trailers, or tank semi-trailers for regular deliveries.

J. Each delivery truck shall be equipped with two (2) hand fire extinguishers with an aggregate capacity of not less than twenty (20) pounds and shall be of the dry chemical type. (One twenty (20) pound dry chemical type and one quart size Pyrene, or any other type extinguisher will be considered as complying with the requirement for two extinguishers on delivery trucks only.) Each transport truck shall be equipped with two (2) hand fire extinguishers with an aggregate capacity of not less than twenty-four (24) pounds and which shall be of the dry chemical type. One shall be located at the rear of the transport; the other at or near the cab.