30.—(1) The Department may by regulations under this Article—
(a)prescribe a type or types of object or device for warning traffic of temporary obstructions on roads (in this Article referred to as a “prescribed warning device”); and
(b)authorise, subject to such conditions as may be prescribed, persons not otherwise authorised to do so to place a prescribed warning device on a road or any prescribed description of road in such circumstances, in such manner and for such periods as may be prescribed.
(2) The Department may by regulations require, subject to such exceptions as may be prescribed,—
(a)any person owning, driving or having charge or control of a vehicle of any prescribed class or description, to carry, or cause to be carried, a prescribed warning device in or on that vehicle while it is being driven or used on a road; and
(b)the person driving or in charge of a vehicle mentioned in sub-paragraph (a) to place that warning device on a road in the vicinity of that vehicle in such circumstances, in such manner and for such periods as may be prescribed.
(3) Any constable in uniform may stop and inspect any vehicle for the purpose of ascertaining that any regulations made pursuant to paragraph (2)(a) have been or are being complied with in respect of that vehicle.
(4) Any person who contravenes any requirement imposed under paragraph (2) is guilty of an offence.