Paragraph 21
Functions conferred on the Secretary of State or a local highway authority, as the street authority for a street in Wales, the highway authority for a highway in Wales or the bridge authority for a bridge in Wales by or under any of the following provisions of the Street Works (Registers, Notices, Directions and Designations) (Wales) Regulations 2008f1—
regulation 4(4) and (5) (street works registers);
regulation 6 (manner of service of notices);
regulation 7 (manner of service of copies of notices);
regulation 9(1), (2) and (3) (notice of starting date of works);
regulation 10(1) and (2) (procedure for giving directions under section 56 or 56A);
regulation 11(3), (5) and (9) (restriction on works following substantial road works);
regulation 12(3), (4) and (7) (restriction on works following substantial street works);
regulation 14(3) (designation of streets as protected);
regulation 15(3) (designation of streets as having special engineering difficulties); and
regulation 16(6) (designation of streets as traffic-sensitive).