11.—(1) This Article applies to any licensed airport.
(2) Where, on representations made to it by the airport operator of an airport to which this Article applies, the Department is satisfied that in the interests of the safety of aircraft using the airport the traffic on a road should be regulated or restricted, the Department may by order—
(a)provide for the regulation, whether by means of signals, barriers or otherwise, of traffic on that road; or
(b)restrict the use of that road by vehicles of such classes or descriptions as may be specified in the order.
(3) An order under this Article may provide that a constable appointed under Article 19 shall have the like powers, privileges and duties in relation to the road specified in the order as he has in relation to the airport for which he was appointed.
(4) Schedule 1 shall have effect with respect to an order under this Article.
(5) Any person who contravenes, or uses a vehicle or causes or permits a vehicle to be used in contravention of, an order made under this Article shall be guilty of an offence and liable on summary conviction to a fine not exceeding level 3 on the standard scale.
(6) In this Article “road” has the meaning assigned to it by Article 2(2) of the Road Traffic (Northern Ireland) Order 1981(1).