## Surface and foul water drainage 

9. —(1) No part of Work Nos. 1, 2, 3, 4, 5, and 6 may commence until written details of the surface and foul water drainage strategy for that part have been submitted to and approved by the relevant planning authority. The written details submitted for approval must be substantially in accordance with the outline drainage strategy. 

(2) The surface and foul water drainage system must be constructed as approved under sub- paragraph (1). 

## Ground conditions and ground stability 

10. —(1) No part of Work Nos. 1, 2, 3, 4, 5, 6, 7 and 8 may commence until an investigation and assessment report to identify ground conditions and ground stability has been submitted to and approved by the relevant planning authority. 

(2) The report submitted pursuant to sub-paragraph (1) must identify the extent of any contamination and the remedial measures to be taken to render the land fit for its intended purpose, together with a management plan which sets out long-term measures with respect to any contaminants remaining on the site. 

(3) In the event that the report submitted pursuant to sub–paragraph (1) identifies necessary remedial measures, no part of Work Nos. 1, 2, 3, 4, 5, 6, 7 and 8 may commence until a remediation verification plan for that part has been submitted to and approved by the relevant planning authority. 

(4) The authorised development must be carried out in accordance with the approved report referred to at sub-paragraph (1) and, where necessary, the approved plan referred to at sub- paragraph (3). 

## Code of construction practice 

11. —(1) No part of the pre–commencement works may be carried out and no part of the authorised development may commence until a code of construction practice for that part has been submitted to and approved by the relevant planning authority. The code of construction practice submitted for approval must be substantially in accordance with the outline code of construction practice to the extent that it is applicable to that part and must include the following— 

(a) the construction and phasing programme; 

(b) liaison procedures; 

(c) complaints procedures; 

(d) nuisance management plan including measures to avoid or minimise the impacts of construction works (covering dust, wheel washing, damping of stockpiles, sheeting materials, lighting, noise and vibration); 

(e) reference to undertaking construction activities in accordance with the recommendations of BS 5228 ‘Noise and Vibration Control on Construction Open Sites’ Part 1 Noise and Part 2 Vibration; 

(f) measures to ensure construction, demolition and excavation waste management effectively meets 95% reuse or recycling rates as a minimum; 

(g) statement demonstrating how the development will deliver circular economy outcomes and aim to be net–zero waste. This includes measures for the maintenance of construction equipment and other measures in the development design and construction that improves resource efficiency and innovation to keep products and materials at their highest use for as long as possible; 

(h) measures to ensure the temporary storage of soils and other material of value will be in accordance with best practice; 

(i) installation of hoardings and/or fencing measures; 

(j) measures to ensure the safe storage of polluting materials; 

