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BROCHURES
Follow the links below to find out more about Marshall Day's areas of
expertise
1. Environmental Acoustics
ACOUSTIC DESIGN GUIDES
Our staff have written design guides to assist architects and designers
with various aspects of acoustic design within buildings.
1. Rooms for speech
2. Recent changes to the Building Code of
Australia (May 2004)
TECHNICAL PAPERS
Marshall Day Acoustics staff regularly present papers at conferences in
Australia, New Zealand and internationally.
| Sound
Insulation |
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“Accuracy of prediction methods for Sound
Transmission Loss”
by Keith Ballagh, Director, MDA Auckland
Presented at Internoise 2004
“Using sound insulation software to predict
non-achievement of performance standards (criteria)”
by Peter Heinze, Senior Consultant, MDA Auckland
Presented at the NZ Acoustical Society conference 2002
“Sound insulation of timber framed structures”
and accompanying presentation.
by Keith Ballagh, Director, MDA Auckland
Presented at the 8 th Western Pacific Acoustics conference 2003
(Keynote paper)
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| Room
Acoustics |
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“Acoustic design & performance of the
Bruce Mason Theatre”
by Joanne Valentine , Senior Consultant and Chris Day, Director, MDA
Auckland
Published in proceedings of the 1998 16th International Congress on
Acoustics and 135th Meeting Acoustical Society of America (Joint
ICA/ASA Conference).
“Suitability of New Zealand halls for chamber
music”
by Janne Sanders , Consultant, MDA Auckland
“Classroom Acoustics - A New Zealand Perspective”
Principal Authors: Joanne Valentine, Senior Consultant, MDA Auckland
& Oriole Wilson, National Audiology Centre
Other Authors: Miklin Halstead(1), George Dodd(1),
Ken McGunnigle(2), Anne Hellier(3), John Wood(3)
1. Acoustics Research Centre, University of Auckland, 2. Prendos NZ
Ltd,
3. Specialist Education Services, Ministry of Education
The full report can be found at the Oticon
Foundation website.
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Environmental
Noise
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“Sound reflection from a motorway barrier”
by Christopher W. Day, Director, MDA
Auckland.
“Application of the NSW EPA road traffic noise
criteria to heavy vehicle traffic associated with rural industry in
Tasmania”
by Cornelius (Neil) Huybregts, Senior
Consultant, MDA Melbourne
Presented at
Australian Acoustical Society Conference 2004
“Presentation: Wind Farm Noise in Australia”
by Peter Fearnside, Managing Director, MDA
Melbourne
Presented at the AusWEA Conference, July 2004
“Noise control at gas-fired compressor stations”
by Tim Marks, Director, MDA Melbourne
Presented at the Australian Acoustical Society conference 1999.
“Acoustic planning of Australian inner city
areas – an innovative approach”
by Frank Butera & Noel Morris,
Senior Consultants, MDA Melbourne
“Community response to changes in railway noise
exposure”
by Cornelius (Neil) Huybregts, Senior
Consultant, MDA Melbourne.
Presented at the 8th Western Pacific Acoustics conference 2003
“Predicting and modelling port noise”
by Keith Ballagh , Director, MDA Auckland , and accompanying
presentation “Managing Port Noise Effects Experience with
the New Zealand Port Noise Standard” (with Sylvia
Allan, MWH)
Presented at the Coasts & Ports Australasian Conference, 2003
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| Mechanical
Services Noise |
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“A new method for the acoustic analysis of
complex mechanical services systems requiring low noise levels”
by Tim Marks, Director, MDA Melbourne
Presented at Internoise 2004
“Explicit formulas for the calculation of
regenerated noise in ducts”
by Tim Marks, Director, MDA Melbourne
Presented at Internoise 2004
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| Vibration |
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“Noise and vibration control at the new KL
Sentral main station development ”
by Tim Marks, Director, MDA Melbourne.
Presented at Internoise 2000
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