ISO INTERNATIONAL STANDARD 10772 First edition 2012-08-15 Geotextiles Test method for the determination of the filtration behaviour of geotextiles under turbulent water flow conditions Géotextiles Methode d'essai pour la détermination du comportement en filtration des geotextiles en régime d'écoulement turbulent Reference number ISO 10772:2012(E) ISO @ ISO 2012 py IHS under lic r networking permitted without license from IHS Not for Resale ISO 10772:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 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 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 ISO 2012-All rights reserved No reproductic etworking permitted without license from IHS Not for Resale ISO 10772:2012(E) Contents Page Foreword ..iv 1 Scope 2 Normative references : Terms and definitions. 4 Principles. 5 Test method. 6 Test soils. 2 7 Sampling and sample installation 2 8 Test apparatus .2 9 Procedure. 3 10 Evaluation... ..3 11 Test report 4 Annex A (informative) Grading curve. 9 Bibliography 10 ili e with IS lout license from IHS Not for Resale