9.—(1) The operators shall not use upon the railway any engine, carriage or truck bringing any weight upon the rails by any one pair wheels exceeding such weight as the Secretary of State may allow.
(2) The operators shall not run any train or engine upon any part of the railway at a rate of speed exceeding at any time that fixed by the Secretary of State for such part.
(3) No part of the railway shall be used for the conveyance of passengers without the prior written permission of the Secretary of State and the operators shall comply with the conditions (if any) which the Secretary of State may from time to time prescribe for the safety of the public using the railway.
(4) If the operators contravene any of the provisions of this article, they shall be liable on summary conviction to a fine not exceeding level 2 on the standard scale.