ISO INTERNATIONAL STANDARD 10776 First edition 2012-08-15 Geotextiles and geotextile-related products Determination of water permeability characteristics normal to the plane, under load Géotextiles et produits apparentés - Détermination des caracteristiques de permeabilite a I'eau, perpendiculairement au plan et sous contrainte Reference number ISO 10776:2012(E) ISO @ISO2012 by IHS under No reproduction or networking permitted without license from IHS Not for Resale ISO 10776:2012(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 copyright@iso.org Web www.iso.org Published in Switzerland @ ISO 2012 - All rights reserved No reproduction or networking permited without license from IHS Not for Resale ISO 10776:2012(E) Contents Page Foreword .iv 1 Scope 2 Normative references Terms and definitions. 4 Principle 5 Specimens 5.1 Handling. 5.2 Selection. 5.3 Number and dimensions. 5.4 Specimenconditions. 6 Apparatus, water supply and measuring devices 6.1 Apparatus.. 6.2 Water supply, quality and condition 6 6.3 Measuring devices 6 7 Procedure 6 8 Calculation and expression of results 9 Test report ili e with I: ithout license from IHS Not for Resale