ISO INTERNATIONAL STANDARD 16251-1 First edition 2014-08-01 Acoustics Laboratory measurement of the reduction of transmitted impact noise by floor coverings on a small floor mock-up Part 1: Heavyweight compact floor Acoustique - Mesurage en laboratoire de la réduction de la transmission du bruit de choc par les revetements de sol sur un planchernormalisé dedimensionsréduites- Partie 1: Plancher lourd Reference number IS016251-1:2014(E) LSO @ IS0 2014 I without license from IHS Not for Resale IS0 16251-1:2014(E) COPYRIGHTPROTECTEDDOCUMENT ISO2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56:CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 16251-1:2014(E) Contents Page Foreword ..iv Introduction. .. 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle .2 5 Equipment. .2 5.1 Test setup. .2 5.2 Instruments .3 6 Test procedure .3 6.1 Installing the specimens 3 6.2 Placement of tapping machine and accelerometers .3 6.3 Frequency range .3 6.4 Measurement ..4 6.5 Evaluation of results. 4 7 Uncertainty .5 8 Expression of results ..5 9 Test report. .5 Annex A (normative) Test setup ..7 Annex B (informative) Design of presentation of results ..8 Bibliography. .10 iii ded by IHS under lic ense with ISt ed without license from IHS Not for Resale