Paragraph 12 Operational surface and foul water drainageI1

England, Wales and Scotland

(1)

No part of the authorised development shall commence until a written scheme to deal with the details of the surface water drainage system, the oily water drainage system, the waste water treatment plant system and the sewage system (together the “operational drainage scheme”) has been submitted to and approved by the relevant planning authority.

(2)

The operational drainage scheme shall provide for—

(a)

the specification for the waste water treatment plant comprised in the authorised development;

(b)

surface water that has the potential for oil contamination to be passed through oil interceptors/filters prior to discharge;

(c)

a method of disposal of waste water during washing of the compressors and heat recovery steam generator tubes;

(d)

the optimisation of the use of biocides to ensure the least amount of such substances is required for the authorised development;

(e)

a rain water harvesting system to be included in the authorised development;

(f)

the discharge of all aqueous effluents via the drainage system comprised in the authorised development;

(g)

the treatment of all pre-treated effluents from the gasification island by the waste water treatment plant comprised in the authorised development;

(h)

a system to collect run-off from stock piles prior to discharge to the surface water drainage system; and

(i)

a monitoring system for the purpose of monitoring the approved measures.

(3)

Unless otherwise agreed by the relevant planning authority, the scheme shall be implemented in accordance with the approved details prior to operation of the authorised development.

Annotations

Commencement

I1: Sch. 1 Pt. 3 para. 12 in force at 2.10.2014, see art. 1