ISO/TR TECHNICAL REPORT 12353-3 First edition 2013-01-15 Road vehicles Traffic accident analysis - Part 3: Guidelines for the interpretation of recorded crash pulse data to determine impact severity Vehicules routiers - Analyse des accidents de la circulation - Partie 3: Lignes directrices pour interpreter I'enregistrement de gravité des chocs Reference number ISO/TR12353-3:2013(E) ISO CopyrihtInternational Organizationfor Standardization @IS02013 ed without license from IHS Not for Resale IS0/TR 12353-3:2013(E) COPYRIGHT PROTECTED DOCUMENT ISO2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IsO at the addressbeloworIso'smemberbodyinthecountryoftherequester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel.+41227490111 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2013 - All rights reserved Not for Resale IS0/TR 12353-3:2013(E) Contents Page Foreword ..iv Introduction ..V 1 Scope. ..1 2 References ..1 3 Terms and definitions ..1 4 Basic principles of crash pulse and derived measures .3 5 Guidelines for basic interpretation of crash pulse recorder data .5 5.1 General .5 5.2 Crash pulse definitions. ..6 5.3 Derived severity measures from crash pulse recorder output data 12 Annex A (informative) Extended application and calculations of impact severity parameters ..13 Annex B (informative) Application and use of data recorded ..27 Annex C (informative) Misuse, limitations and traps. ..33 Annex D (informative) Examples of measured acceleration and analysis .37 Annex E (informative) Calculation method for determination of to and tend, Methods A, B and C...44 Annex F (informative) Example pulses with calculated or measured characteristics according to the methods presented in this Technical Report. 50 Bibliography .58 ii lout license from IHS Not for Resale