Every tank truck, tank trailer or tank semi-trailer and all equipment thereon shall meet the requirements of the National Fire Protection Association and the laws of the State of Illinois, and the regulations of the Department of Public Safety of the State, and shall be equipped with an approved fire extinguisher for extinguishing flammable liquid fires.
The driver of any tank truck, tank trailer or tank semi-trailer shall be responsible for such vehicle to be electrically connected to the fill pipe by a bond wire when filling or discharging, and for the drag chain on such vehicle which shall be long enough to reach the ground at all times. (1968 Code, §21.311)