(9) Without affecting article 40 (no double recovery), nothing in this article relieves the  undertaker from any liability to pay compensation under section 152( a ) (compensation in case  where no right to claim in nuisance) of the 2008 Act.  (10) Section 13( b ) (refusal to give possession to acquiring authority) of the 1965 Act applies to  the entry onto land under this article to the same extent as it applies to the compulsory acquisition  of land under this Order by virtue of section 125( c ) (application of compulsory acquisition  provisions) of the 2008 Act.  (11) Any compensation payable under paragraph (7) or (8) is to be determined, in case of  dispute, under Part 1 (determination of questions of disputed compensation) of the 1961 Act.  (12) In this article “protective works” in relation to a building means—  17. —(1) The undertaker may for the purposes of this Order enter on—  (2) No land may be entered or equipment placed or left on or removed from the land under  paragraph (1) unless at least 14 days’ notice has been served on every owner and occupier of the  land.  ( a ) Section 152 was amended by S.I. 2009/1307.  ( b ) Section 13 was amended by sections 62(3) and 139(4) to (9) of, paragraphs 27 and 28 of Schedule 13 and Part 3 of Schedule  223 to, the Tribunals, Courts and Enforcement Act 2007 (c. 15).  ( c )  Section 125 was amended by section 190 of, and paragraph 17 of Schedule 16 to, the Housing and Planning Act 2016  (c. 22).  (b) in a private street without the consent of the street authority,  (a) in land located within the highway boundary without the consent of the highway  authority; or  (b) may take onto the land such vehicles and equipment as are necessary to carry out the  survey or investigation to make the trial holes.  (a) must, if so required, before or after entering the land, produce written evidence of their  authority to do so; and  (iv) place on, leave on and remove from the land apparatus for use in connection with the  survey and investigation of land and making of trial holes.  (iii) without limitation to the scope of paragraph (i), carry out ecological or  archaeological investigations on such land, including making any excavations or trial  holes on the land for such purposes; and  (ii) without limitation to the scope of paragraph (i), make any excavations or trial holes  in such positions on the land as the undertaker thinks fit to investigate the nature of  the surface layer and subsoil and remove soil samples;  (i) survey or investigate the land;  (c) any works the purpose of which is to secure the safe operation of the authorised  development or to prevent or minimise the risk to such operation being disrupted.  (b) any works the purpose of which is to remedy any damage which has been caused to the  building by the carrying out, maintenance or use of the authorised development; and  (a) underpinning, strengthening and any other works the purpose of which is to prevent  damage which may be caused to the building by the construction, maintenance or use of  the authorised development;  Authority to survey and investigate land  (a) any land shown within the Order limits; and  (b) where reasonably necessary, any land which is adjacent to but outside the Order limits,  and—  (3) Any person entering land under this article on behalf of the undertaker—  (4) No trial holes are to be made under this article—  20