Table of Contents

Abstract

Provides a laboratory method of measurement the airborne sound insulation of a suspended ceiling with a plenum of defined height mounted above an acoustical barrier which separates two rooms of a specified test facility. This Standard has been adopted with national modifications and reproduced from ISO 140-9:1985.
RECONFIRMATION NOTICE
Technical Committee AV-004 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 20 January 2016.
Approved for reconfirmation in New Zealand on behalf of the Standards Council of New Zealand on 18 May 2016.
The following are represented on Technical Committee AV-004:
Acoustical Society of New Zealand
Association of Australian Acoustical Consultants
Australian Acoustical Society
Australian Building Codes Board
Australian Chamber of Commerce and Industry
Curtin University of Technology
Ministry of Health (NZ)
National Acoustic Laboratories
The University of Sydney
University of Auckland (New Zealand)
University of New South Wales at the Australian Defence Force Academy

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 17/06/2016. This standard has been reconfirmed in Australia in 2016 and remains current in New Zealand. Reconfirmation Notice 17/06/2016
Pages
ISBN
Committee	AV-004
Supersedes	DR 99408 CP AS 2499-1981