Paragraph 18 Control of noise during operational stageI1

England and Wales

(1)

The noise rating level for the operation of Work No. 31A must not exceed the following levels at a position representative of the façade, in free-field conditions, of, any building authorised or lawfully occupied for residential or accommodation purposes at the date of the granting of this Order, at each of the representative locations set out in (a) to (d) below:

(a)

36 dB LAr,Tr at Gwelfryn (OS: 300654, 373889) or other nearby residential properties on Glascoed Road to the south west of Work No. 31A;

(b)

36 dB LAr,Tr at Caer Delyn (OS 301339, 373960) or other nearby residential properties on Glascoed Road to the south east of Work No. 31A;

(c)

39 dB LAr,Tr at Bodelwyddan Castle Hotel (OS 299967, 374819) or other nearby residential properties to the west of Work No. 31A; and

(d)

41 dB LAr,Tr at Faenol Bropor (OS 301298, 374784) or other nearby residential properties to the north of Work No. 31A.

(2)

The noise levels set out in sub-paragraph (1) are to be measured:

(a)

in accordance with British Standard BS4142:2014+A1:2019, Methods for rating and assessing industrial and commercial sound; and

(b)

with a microphone placed at least 1.5 m above the ground in free-field conditions (being at least 3.5 m from the nearest vertical reflecting surface).

(3)

In the event of a complaint to the relevant planning authority relating to noise emissions from the operation of Work No. 31A which may reasonably be expected to result in levels above those allowed by paragraph (1)—

(a)

the undertaker must submit a proposed measurement and assessment procedure, based on the guidance and assessment methodology outlined in BS4142:2014, including a proposed measurement methodology and monitoring locations and the timings for the assessment and reporting to the relevant planning authority for approval; and

(b)

measurements must be undertaken in accordance with the approved procedure by an independent consultant appointed by the undertaker in order to determine compliance or otherwise with paragraph (1).

Annotations

Commencement

I1: Sch. 2 para. 18 in force at 11.10.2023, see art. 1