12. First-aid facilities.
(1) There shall be provided and maintained by the employer so as to be readily accessible during all working hours a first-aid box equipped with the prescribed contents in every transport vehicle.
(2) Nothing except the prescribed contents shall be kept in a first-aid box.
(3) The first-aid box shall be kept in the charge of the driver or the conductor of the transport vehicle who shall be provided facilities for training in the use thereof.