# The National Grid (Hinkley Point C Connection Project) Order 2016, Paragraph 29: Control of operational noise at Sandford substation


(1) The rating level of noise emitted from the Sandford substation site during its operation must not exceed 30dB(A).
(2) The noise level referred to in sub-paragraph (1) must be determined at the nearest residential premises.
(3) The measurements and assessment of the noise levels referred to in sub-paragraph (1) must be made according to BS 4142:1997.

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Source: https://www.legislation.gov.uk/uksi/2016/49/schedule/3/paragraph/29 (the official version)
Page: https://openlegislation.uk/national-grid-hinkley-point-c-connection-project-order-2016/schedule-3/paragraph-29
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.