(2) The biodiversity and landscape mitigation strategy must be implemented as approved under  sub-paragraph (1).  6. —(1) No part of Work No. 9 may commence until details—  have been submitted to and approved by the relevant planning authority.  (2) The replacement planting must be carried out in accordance with the approved details and  maintained for a period of 12 months.  (3) Any tree, shrub or hedgerow planted as part of the approved details that, within the 12 month  maintenance period, is removed, dies or becomes, in the opinion of the relevant planning  authority, seriously damaged or diseased, must be replaced in the first available planting season  with a specimen of the same species and size as that originally planted.  7. —(1) No part of Work Nos. 1, 2, 3, 4, 5 and 9 may commence until a written scheme of  archaeological investigation for that part has been submitted to and approved by the relevant  planning authority.  (2) The scheme must—  (3) Any archaeological investigations implemented and measures taken to protect, record or  preserve any identified significant archaeological features that may be found must be carried out—  8. —(1) No part of Work Nos. 6, 8, 9 and 10 may commence until written details of the siting,  design and layout of any new permanent or temporary means of access to a highway in that part,  or any alteration to an existing means of access to a highway in that part has been submitted to and  approved by the relevant planning authority (in consultation with the relevant highway authority).  (2) The highway accesses must be constructed or altered as approved under sub-paragraph (1).  (3) The undertaker must not exercise the power in article 14(1) (permanent stopping up of  streets) unless and until a plan showing the layout for the termination of the street (as specified in  columns (1) and (2) of Schedule 6) has been submitted to and approved by the relevant planning  authority, such plan to show the replacement turning head to facilitate a forward side–turn  manoeuvre in forward and reverse gears by vehicles.  34 (a) in accordance with the approved scheme; and  (b) by a suitably qualified person or organisation.  (a) identify any areas where further archaeological investigations are required and the nature  and extent of the investigation required in order to preserve by knowledge or in situ any  archaeological features that are identified;  (b) provide details of the measures to be taken to protect, record or preserve any significant  archaeological features that may be found; and  (c) identify any drilling or boring locations where a phased programme of geoarchaeological  works and a phased programme of archaeological works are required.  (f) any hard and soft landscaping to be incorporated within Work Nos. 1, 2, 3, 4, 5 and 6  including location, number, species, size of any planting and the management and  maintenance regime for such landscaping.  (a) of any trees, shrubs and hedgerows to be removed during the construction of Work No. 9;  and  (b) of planting to replace any such identified trees, shrubs and hedgerows,  Highway access  Archaeology  Replacement planting for Work No. 9 