International ISO Standard IS020560-1 Second edition Safety information for the content 2024-06 of piping systems and tanks Part 1: Piping systems Informations de securite relatives au contenu des systemes de tuyauteriesetdesreservoirs- Partie1:Systemesdetuyauteries Reference number IS020560-1:2024(en) @ISO2024 IS0 20560-1:2024(en) COPYRIGHTPROTECTEDDOCUMENT @IS02024 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 40i: Ch.de Blandonnet 8 CH-1214 Vernier,Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland @IS0 2024-All rights reserved ii IS020560-1:2024(en) Contents Page Foreword. .iv Introduction 1 Scope .1 .1 2 Normative references 3 Terms and definitions .1 .2 4 General requirements 5 Elements of safetyinformation systemsforpiping .3 5.1 General .3 5.2 Colour coding to identify the nature of the content in the piping .3 5.3 ..5 Contentname 5.4 Flow direction indicators. .6 5.5 Warning signs and GHSpictograms .6 6 Technical and operational information .7 6.1 General .7 6.2 Additionalsafetyinformation .8 6.3 Additionaltechnical information .8 6.4 Supplementary identification colours .8 7 Layout requirements. .9 8 Installation of safety information systems forpiping ..10 9 Maintenance,inspectionandrevision ..11 Annex A (informative)Standard colours and equivalent colour codes .12 AnnexB(informative)Observationdistance ..13 AnnexC(informative)Examplesofsafetyinformationsystems ..17 AnnexD(informative)Firefightingsystems .22 Annex E (informative) Maritimepiping systems. .23 Bibliography .25 @IS0 2024-All rights reserved ii