Severn Bridges Act 1992

2(1)The Secretary of State may, for the purpose of constructing the works authorised by this Act, temporarily stop up, open, break up or interfere with, or alter or divert, the whole or a part of a highway within—

(a)the limits of deviation for the scheduled works,

(b)the limits of land to be acquired, or

(c)the limits of land for temporary occupation,

and may carry out all necessary works for, or in connection with, doing so.

(2)The Secretary of State shall provide reasonable access for all persons, with or without vehicles, going to or returning from premises abutting on a highway affected by the exercise of the powers conferred by this paragraph if there would otherwise be no such access.