This is the original version (as it was originally made).
11. Any building services or other plant installed on the Order land must be so located and installed as to ensure that—
(a)between the hours of 11 p.m. and 7 a.m., internal ambient noise levels in sleeping accommodation do not exceed 30dB LAeq, 8 hours and 45dB LAFmax more than 15 times per night, assessed in accordance with British Standard BS 8233:2014(1);
(b)plant noise levels, calculated by reference to any point where the following intersect—
(i)the boundary between the Order land and the nearest residential premises that are noise sensitive receptors, and
(ii)a straight line drawn between the plant and the nearest façade of those premises,
do not exceed 30dB LAr, Tr, assessed in accordance with British Standard BS 4142:2014+A1:2019(2).
Guidance on sound insulation and noise reduction for buildings (ISBN 978 0 580 74378 8), published by the British Standards Institution on 28th February 2014.
Methods for rating and assessing industrial and commercial sound (ISBN 978 0 539 02069 4), published by the British Standards Institution on 30th June 2019.
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