2
Standard acoustical terminology is used throughout this Technical
Other terms are as defined in the Ordinance or in the.
Memorandum.
text of this Technical Memorandum.
1.4 General Introduction to the Procedures
When investigating a complaint regarding noise emanating from places or premises falling within the scope of this Technical Memorandum
the Authority shall generally act in accordance with the following
procedures which are detailed in subsequent sections. The Authority
shall:-
(a) determine the appropriate Acceptable Noise Level for the Noise
Sensitive Receiver in question (in accordance with Section 2);
(b) conduct measurements to obtain the Corrected Noise Level of the
noise under investigation (in accordance with Section 3); and
(c) compare the Corrected Noise Level with the Acceptable Noise
Level to determine if a Noise Abatement Notice may be issued
(in accordance with Section 4).
2.
DETERMINATION OF THE ACCEPTABLE NOISE LEVEL
2.1 General
The appropriate Acceptable Noise Level (ANL) for a particular Noise Sensitive Receiver (NSR) is dependent upon the character of the area
within which the NSR is located, and the time of day under
consideration.
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The steps to be followed in determining an ANL are as follows :-
(a) identify the NSR, in accordance with Section 2.2;
(b)
(c)
determine the Area Sensitivity Rating (ASR) of the area within which the NSR is located, in accordance with Section 2.3; and
determine the ANL from the appropriate table in Section 2.4, by reference to the ASR and the time period under consideration.