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Jack Harvie-Clark Apex Acoustics Ltd Creating a quality environment - - PowerPoint PPT Presentation
Jack Harvie-Clark Apex Acoustics Ltd Creating a quality environment - - PowerPoint PPT Presentation
Jack Harvie-Clark Apex Acoustics Ltd Creating a quality environment acoustic comfort Whats the problem #1? 7 m people seriously annoyed 4.2 m exposed to dangerous noise levels at night 2 nd highest environmental burden of disease
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What’s the problem #1?
Using planning conditions to improve indoor environmental quality (IEQ) of new residential developments N Conlan, J Harvie-Clark, Apex Acoustics Ltd. Proc. IOA Vol. 40. Pt. 1. 2018
Assume windows are open for the overheating assessment Assume windows are closed for the noise assessment and
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How can we understand the problem?
Source: WHO Environmental Noise Guidelines for the European Region (2018)
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Solution #1
https://www.apexacoustics.co.uk/acoustics-ventilation-overheating-residential-design-guide-draft-published/
December 2019 ??
Rarely
Duration for which the ‘overheating condition’ occurs
Most of the time
Internal ambient noise level from transport sources
No Adverse Effect LOAEL
50 dBA 40 dBA 35 dBA
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Solution #1
https://www.apexacoustics.co.uk/attenuated-passive-ventilation-options/
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What’s the problem #2?
Future Homes Standard out for consultation Noise level guidance currently omitted Respond
Source: https://www.gov.uk/government/consultations/the-future-homes-standard-changes-to-part-l-and-part-f-of- the-building-regulations-for-new-dwellings
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Solution to problem #2
Noise level limits for mechanical services Commissioning testing
Source: https://www.apexacoustics.co.uk/how-loud-is-too-loud-noise-from-domestic-mechanical-ventilation-systems/
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Jack Harvie-Clark Apex Acoustics Ltd
Creating a quality environment – acoustic comfort
jhc@apexacoustics.co.uk @JackH_C
Conclusions: Address noise and overheating Specify noise levels & commissioning Respond to Future Homes consultation
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