Fixed tanks (tank-vehicles), demountable tanks and battery-vehicles:
If tanks, intended for the carriage and handling of bitumen, are equipped with a spray bar at the end of the discharge pipe, the closing device, as required by 6.8.2.2.2, may be replaced by a shut-off valve, situated on the discharge pipe and preceding the spray bar.

Tank-containers, tank swap bodies and MEGCs:
(Reserved)