Method of measuring noise in terms of the equivalent continuous A-weighted sound pressure level and of assessing whether or not it is likely to cause complaints from local residents.
BS 4142:1990 History
BS 4142:2014+A1:2019
$199.00 $398.00
BS 4142:2014
$199.00 $398.00
BS 4142:1997
$95.00 $190.00
BS 4142:1990
$132.00 $264.00
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