13.—(1) During and for the purposes of carrying out the authorised development, the undertaker may temporarily stop up, alter or divert any street and may for any reasonable time—
(a)divert the traffic from the street; and
(b)subject to paragraph (2), prevent all persons from passing along the street.
(2) The undertaker must provide reasonable access for pedestrians going to or from premises abutting a street affected by the temporary stopping up, alteration or diversion of a street under this article if there would otherwise be no such access.
(3) Unless approved under the provisions of Schedules 19 or 20 (protection of interests) the undertaker may not temporarily stop up, alter or divert any street without the consent of the relevant street authority which may attach reasonable conditions to any consent but such consent must not be unreasonably withheld.
(4) Any person who suffers loss by the suspension of any private right of way under this article is entitled to compensation to be determined, in case of dispute, under Part 1 of the 1961 Act.
(5) Any temporary stopping up of streets under this article must be carried out in accordance with the relevant provisions of Schedules 19 and 20.