TECHNICAL ISO/TS SPECIFICATION 16530-2 First edition Well integrity — Part 2: Well integrity for the operational phase Titre manque PROOF/ÉPREUVE Reference number ISO/TS 16530-2:2013(E) © ISO 2013 ISO/TS 16530-2:2013(E) COPYRIGHT PROTECTED DOCUMENT © ISO 2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form orthe by requester. 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 ISOTel. copyright+ 41 22 749 office 01 11 CaseFax + postale 41 22 749 56 •09 CH-1211 47 Geneva 20 Web www.iso.org E-mail [email protected] Published in Switzerland ii PROOF/ÉPREUVE © ISO 2013 – All rights reserved ISO/TS 16530-2:2013(E) Contents Page Foreword ........................................................................................................................................................................................................................................vi Introduction ..............................................................................................................................................................................................................................vii 1 Scope ................................................................................................................................................................................................................................. 1 2 Normative references ...................................................................................................................................................................................... 2 3 Terms, definitions and abbreviated terms ................................................................................................................................ 2 4 Abbreviated terms .............................................................................................................................................................................................. 8 5 Well integrity management system ...............................................................................................................................................10 .......................................................................................................................................................10 ....................................................................................................................................10 5.1 Well integrity management 6 Well integrity policy and strategy ....................................................................................................................................................10 5.2 Well integrity management system ........................................................................................................................................................................10 ...................................................................................................................................................................10 6.1 Well integrity policy 7 Resources, roles, responsibilities and authority levels ............................................................................................11 6.2 Well integrity strategy .............................................................................................................................................................11 ............................................................................................................................................................................................11 7.1 Organizational structure 8 Risk assessment aspects of well integrity management ..........................................................................................11 7.2 Competency ........................................................................................................................................................................................................11 ...............................................................................................12 8.18.3 GeneralRisk assessment techniques .....................................................................................................................................................15 8.2 Risk assessment considerations for well integrity maintenance requirements .......................................................................................................................................................16 8.4 Application of risk assessment in establishing monitoring, surveillance and ...........................17 8.6 Failure rate trending .......................................................................................................................................................................17 8.5 Application of risk assessment in the assessment of well integrity anomalies 9 Well barriers ..........................................................................................................................................................................................................18 ........................................................................................................................................................................................................18 ............................................................................................................................................................................18 9.19.3 GeneralWell barrier envelopes ..................................................................................................................................................................19 9.29.4 BarrierWell barrier philosophy element .......................................................................................................................................................................19 9.5 Documenting of well barrier envelopes and well barrier elements ......................................................20 10 Well component performance standard ...................................................................................................................................20 ........................................................................................................................................................................................................20 10.2 Acceptance criteria and acceptable leak rates ..........................................................................................................21 10.110.3 GeneralMeasuring the leak rate ................................................................................................................................................................23 10.4 Effects of temperature ...................................................................................................................................................................23 .................................................................................................................................................................................23 ...................................................................23 10.5 Direction of flow ......................................................................................................................................................23 10.610.8 IntegrityWell component of barriers operating to conduct procedure well maintenance ............................................................................................................................. and repair 24 10.7 ESD/related safety systems 11 Well operating and component limits .........................................................................................................................................24 11.1 Well operating limits .......................................................................................................................................................................24 ...............................................................................................................................25 11.3 Further well-use review ...............................................................................................................................................................26 11.211.4 WellEnd-of-life load and review tubular .............................................................................................................................................................................. stress analysis 26 11.5 Management of change to the operating limits .......................................................................................................26 12 Well monitoring and surveillance ...................................................................................................................................................26 ........................................................................................................................................................................................................26 .........................................................................................................................27 12.112.3 GeneralShut-in wells ...........................................................................................................................................................................................27