5Status of roads, etc., other than the tunnel highway
(1)As from the transfer date any road within the tunnel crossing which was a highway immediately before that date, other than the tunnel highway, shall cease to be a highway.
(2)As from that date, the [1984 c. 27.] Road Traffic Regulation Act 1984 shall have effect in relation to any road within the tunnel crossing which is not a highway as if it were a trunk road.
(3)The Secretary of State may by order make provision for applying any specified enactment relating to highways in relation to any specified part of any road or other land within the tunnel crossing which is not a highway as if that part were a highway, or a highway of any specified description, for which he is the highway authority.
(4)Any such order may provide for modifying any enactment as it applies by virtue of the order.
(5)In this section “specified” means specified by the order.