ISO INTERNATIONAL STANDARD 17785-2 First edition 2018-05 Testing methods for pervious concrete Part 2: Density and void content Methodes d'essai pour ciments perméables - Partie 2: Titre manque Reference number ISO 17785-2:2018(E) International Organization for Standardization see=Shenzhen Institute of Standards and Technology 9972181 @IS02018 IS0 17785-2:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland Internatinir Drganization for Standardization icensee-Shenzhen Institute of Standards and@ecISogi- All rights reserved Not for Resale, 2018/8/23 07:33:0 IS0 17785-2:2018(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Terms and definitions 4 Principle 4.1 Freshly mixed pervious concrete .1 4.2 Hardened pervious concrete.. 5 Apparatus .2 6 Sampling. .3 7 Procedure 3 7.1 Freshly mixed pervious concrete 3 7.1.1 Filling. .3 7.1.2 Strike off 3 7.1.3 Cleaning and weighing .3 7.2 Hardened pervious concrete.. 3 7.2.1 Moulded cylinder preparation ..3 7.2.2 Core preparation. 4 7.2.3 Measuring ..4 7.2.4 Constant dry mass. .4 7.2.5 Submerging. .4 7.2.6 Measuring temperature .4 8 Calculation ..4 8.1 Density .4 8.1.1 Freshly mixed pervious concrete. ..4 8.1.2 Hardened pervious concrete. .5 8.2 Void content. 8.2.1 Freshly mixed pervious concrete. .5 8.2.2 Hardened pervious concrete 5 Test report ..6 9 Bibliography 7 Intenationa oganiaion @s1Sar218 - All rights reserved ii icensee=Shenzhen Institute of Standards and Technology 9972181 vided by IHS Markit unc dards Bodies Not for Resale, 2018/8/23 07:33:04