(2) In Part 3 of the 1991 Act, references, in relation to major highway works to the highway  authority concerned are, in relation to works which are major highway works by virtue of  paragraph (1), to be construed as references to the Authority.  (3) The provisions of the 1991 Act mentioned in paragraph (4) (which, together with other  provisions of that Act, apply in relation to the execution 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 any stopping up, alteration or diversion of a street of a temporary  nature by the Authority under the powers conferred by article 14 (temporary stopping up of  streets) whether or not the stopping up, alteration or diversion constitutes street works within the  meaning of that Act.  (4) The provisions of the 1991 Act( a ) referred to in paragraph (3) are—  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 were a reference to a stopping up, alteration or  diversion (as the case may be) required in a case of emergency.  (6) Nothing in article 16 (construction and maintenance of new, altered or diverted highways)—  6. —(1) The following provisions do not apply to anything done under or in pursuance of this  Order—  Disapplication of legislative provisions  9 ( a ) Sections 54, 55, 57, 60, 68 and 69 were amended by section 40(1) and (2) of, and Schedule 1 to, the Traffic Management  Act 2004 (c. 18).  ( b ) As also amended by section 102 of, and Schedule 17 to, the Local Government Act 1985 (c. 51) and Schedule 9 to the New  Roads and Street Works Act 1991 (c. 22).  ( c )  As also amended by section 49(2) and 51(9) of the Traffic Management Act 2004.  ( d ) As also amended by section 52(3) of the Traffic Management Act 2004.  ( e )  As amended by section 42 of the Traffic Management Act 2004.  ( f )  S.I. 2016/1154, as amended by S.I. 2017/1012, S.I. 2017/1075, S.I. 2018/110, S.I. 2018/428 and S.I. 2018/575.  ( g ) 1991 c. 59.  (a) regulation 12(1)(a) (requirement for an environmental permit) of the Environmental  Permitting (England and Wales) Regulations 2016( f ) in relation to carrying on of a  relevant flood risk activity;  (b) section 23 (prohibition on obstructions etc. in watercourses) of the Land Drainage Act  1991( g );  (b) has effect in relation to street works as respects which the provisions of Part 3 of the 1991  Act apply.  (a) affects the operation of section 87 (prospectively maintainable highways) of the 1991  Act, and the Authority is not by reason of any duty under that article to maintain a street  to be taken to be the street authority in relation to that street for the purposes of Part 3 of  that Act; or  (a) section 54( b ) (advance notice of certain works), subject to paragraph (5);  (b) section 55( c ) (notice of starting date of works), subject to paragraph (5);  (c) section 57( d ) (notice of emergency works);  (d) section 59( e ) (general duty of street authority to co-ordinate works);  (e) section 60 (general duty of undertakers to co-operate);  (f) section 68 (facilities to be afforded to street authority);  (g) section 69 (works likely to affect other apparatus in the street);  (h) section 76 (liability for cost of temporary traffic regulation); and  (i) section 77 (liability for cost of use of alternative route), 