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Revised Noise Report Addendum addressing Council and DEHP Requirements.
Attached to the e-mail Addendum to Acoustic Asssessment Report in Response to Noosa Council Information Request (MCU15/0086).
Reduce height of acoustic fence from 2.4 metres to 2.0 metres and reassess noise
impacts from Village Bicycle café on the nearest noise sensitive places.
2. Environmental Noise Criteria
Noosa Plan does not specify criteria for environmental noise from commercial premises on nearby
residential areas. In absence of specific local noise standards, the noise standards from
Environmental Protection (Noise) Policy 2008 (EPP (Noise)) are applicable.
2.1 Acoustic Amenity
EPP (Noise) identifies environmental values for the acoustic environment and sets acoustic
quality objectives for sensitive receptors. The purpose of the acoustic quality objectives is to
protect the acoustic amenity of the environment.
The applicable criteria from Schedule 1 of EPP(Noise) are presented in Table 2.1.
Table 2.1 Environmental Noise Criteria
Derived outdoor
Sensitive Objective noise criteria
Period Environmental Value
Receptor (LAeq,adj,1-hour) (derived from internal
noise criteria)
Dwelling Daytime and
50 - Health and wellbeing
(for outdoors) evening
Daytime and
35 45 (35 + 10) Health and wellbeing
Dwelling evening
(for indoors) Health and wellbeing, in
Night-time 30 40 (30 + 10)
relation to the ability to sleep
A typical 10 dB(A) reduction by the building envelope with windows open is normally considered
to derive the representative external noise criteria from the respective indoor noise limits.
The noise criteria are expressed in terms of LAeq,adj,1-hour for the 1-hour period of maximum activities
at the Village Bicycle café. The assessment of the compliance with the operational noise criteria
is based on the results of the noise propagation modelling for a period of 1-hour1 with maximum
noise emissions.
2.2 Controlling Background Creep
Section 10 (2) of EPP (Noise) makes allowance for maximum additional noise over the existing
background noise level (LA90,T). The overall A-weighted equivalent continuous adjusted sound
pressure level (LAeq,adj,T) from the combined operation of all noise sources must not exceed the
background noise levels by more than 5dB(A).
The applicable criteria are presented in Table 2.2.
1
The algorithms for outdoors propagation of sound in SoundPLAN are based on ISO9613-2: 1996 with a preferred time interval of 1
hour to correspond with the typical 1 hour recording of meteorological conditions. In a steady-state conditions with no variations in
the meteorological conditions and with continuous operation of all noise sources, the time interval from 1 minute to 1 hour has no
influence on the calculated LAeq,adj,T noise level at the receiver.
www.atpconsulting.com.au 2
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