12.—(1) Works carried out under this Order in relation to a highway which consists of or includes a carriageway are to be treated for the purposes of Part 3 of the 1991 Act (street works in England and Wales) as major transport works if—
(a)they are of a description mentioned in any of paragraphs (a), (c) to (e), (g) and (h) of section 86(3) of that Act (which defines what highway authority works are major highway works); or
(b)they are works which, had they been carried out by the highway authority, might have been carried out in exercise of the powers conferred by section 64 of the 1980 Act (dual carriageways and roundabouts).
(2) The following provisions of the 1991 Act do not apply in relation to any works carried out under the powers conferred by this Order—
section 56 (directions as to timing);
section 56A (power to give directions as to placing of apparatus);
section 58 (restriction on works following substantial road works);
section 58A (restriction on works following substantial street works);
section 73A (power to require undertaker to re-surface street);
section 73B (power to specify timing etc. of re-surfacing);
section 73C (materials, workmanship and standard of re-surfacing);
section 78A (contributions to costs of re-surfacing by undertaker); and
Schedule 3A (restriction on works following substantial street works).
(3) The provisions of the 1991 Act mentioned in paragraph (4) (which, together with other provisions of that Act, apply in relation to the carrying out of street works) and any regulations made or code of practice issued or approved under those provisions apply (with the necessary modifications) in relation to the temporary stopping up, temporary alteration or temporary diversion of a street by Network Rail under the powers conferred by article 13 (temporary stopping up of streets) and the carrying out of works under article 9 (street works) whether or not the stopping up, alteration or diversion, or the carrying out of such works, constitutes street works within the meaning of that Act.
(4) The provisions of the 1991 Act referred to in paragraph (3) are—
section 54 (advance notice of certain works), subject to paragraph (5);
section 55 (notice of starting date of works), subject to paragraph (5);
section 57 (notice of emergency works);
section 59 (general duty of street authority to co-ordinate works);
section 60 (general duty of undertakers to co-operate);
section 68 (facilities to be afforded to street authority);
section 69 (works likely to affect other apparatus in the street);
section 76 (liability for cost of temporary traffic regulation); and
section 77 (liability for cost of use of alternative route),
and all such other provisions as apply for the purposes of the provisions mentioned above.
(5) Sections 54 and 55 of the 1991 Act as applied by paragraph (3) have effect as if references in section 57 of that Act to emergency works included a reference to a stopping up, alteration or diversion (as the case may be) required in a case of emergency.