22.—(1) In the event of an accident or emergency involving the carriage of dangerous goods, the driver of the vehicle shall take all reasonable steps to ensure that any instructions contained within the emergency information relating to those goods concerning the measures to be taken by him are complied with.
(2) In the event of an emergency involving a vehicle which is being used for the carriage of dangerous goods which cannot be brought under immediate control, the driver of the vehicle shall take all reasonable steps to ensure that the appropriate emergency services are notified by the quickest practical means.