26.—(1) No stage of the authorised development shall commence until a written scheme for noise management during construction and maintenance of that stage has been submitted to and approved by the relevant planning authority.
(2) The scheme shall set out the particulars of—
(a)the works, and the method by which they are to be carried out;
(b)the noise attenuation measures to be taken to minimise noise resulting from the works, including any noise limits;
(c)a scheme for monitoring the noise during the works to ensure compliance with the noise limits and the effectiveness of the attenuation measures;
(d)noise attenuation measures required to avoid significant disturbance to birds associated with the designated European sites; and
(e)a scheme for the handling of complaints in respect of noise resulting from the works, including a designated point of contact to which such complaints may be submitted.
(3) The approved noise management scheme must be implemented before and maintained during construction and maintenance of the relevant stage of the authorised development.
(4) The construction and maintenance works must be undertaken in accordance with the approved noise management scheme.
(5) All plant, equipment and machinery used in the construction, operation and maintenance of the authorised development shall be equipped with effective silencing equipment or sound proofing equipment to the standard of design set out in the manufacturer’s specification and shall be maintained in accordance with that specification at all times during the construction, operation and maintenance of the authorised development.
(6) Notwithstanding sub-paragraph (1), during drilling under the river Wyre comprised in Work Nos. 12, 13 and 14 of Schedule 1 (authorised development), noise levels at the nearest occupied residential property at Harbour Village shall not exceed—
(a)60dB LAeq,1h between the hours of 07:00 and 19:00;
(b)55dB LAeq,1h between the hours of 19:00 and 23:00; and
(c)42dB LAeq,1h between the hours of 23:00 and 07:00,
and in this sub-paragraph “Harbour Village” means the land edged red on the Harbour Village plan.
(7) Notwithstanding sub-paragraph (1), during drilling under the river Wyre comprised in Work Nos. 17B and 17C of Schedule 1 (authorised development), noise levels at the nearest occupied caravan at Kneps Farm Holiday Park and at the nearest occupied caravan at Flints Caravan Park shall not exceed—
(a)60dB LAeq,1h between the hours of 07:00 and 19:00;
(b)55dB LAeq,1h between the hours of 19:00 and 23:00; and
(c)42dB LAeq,1h between the hours of 23:00 and 07:00,
and in this sub-paragraph “Kneps Farm Holiday Park” means the land edged red on the Kneps Farm Holiday Park plan and “Flints Caravan Park” means the land edged red on the Flints Caravan Park plan.