9.—(1) The promoter may alter the layout of, and carry out other ancillary works in, any street specified in column (1) of Schedule 2 (streets subject to alteration of layout) in the manner specified in relation to that street in column (2) of that Schedule.
(2) Without limitation on the scope of the specific powers conferred by article 6 (power to construct and maintain works) or paragraph (1) but subject to paragraph (3), the promoter may for the purpose of constructing, maintaining or using any authorised street tramway alter the layout of the street along which the street tramway is or is to be laid and the layout of any street having a junction with such a street; and, without limitation on the scope of those powers, the promoter may—
(a)increase or reduce the width of the whole or part of any carriageway, kerb, footway, cycle track or verge within the street;
(b)alter the level of the whole or part of any such carriageway, kerb, footway, cycle track or verge;
(c)replace or alter the surface or surface treatment of the street;
(d)reduce the width of the carriageway of the street by forming a reserved area in the street as a stopping place for tramcars or by carrying out other works for that purpose;
(e)carry out works for the provision or alteration of parking places, loading bays, bus stop clearways, cycle tracks and bus laybys;
(f)carry out traffic calming works which are of a description prescribed in the Highways (Traffic Calming) Regulations 1999(1) and which are carried out in compliance with those regulations;
(g)carry out works to the street for the purpose of deterring or preventing vehicles other than tramcars from passing along the tram system; and
(h)make and maintain crossovers, sidings or passing places.
(3) The powers in paragraph (2) must not be exercised without the consent of the street authority, but such consent must not be unreasonably withheld.