BRITISHSTANDARDBSEN14161:2003Petroleumandnaturalgasindustries—PipelinetransportationsystemsTheEuropeanStandardEN14161:2003hasthestatusofaBritishStandardICS75.200 BSEN14161:2003ThisBritishStandard,waspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon23December2003©BSI23December2003ISBN0580431967NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN14161:2003.ItsupersedesBS8010-1:1989,BS8010-2.8:1992andBS8010-3:1993whicharewithdrawn.TheUKparticipationinitspreparationwasentrustedbyTechnicalCommitteePSE/17,Materialsandequipmentforpetroleum,petrochemicalandnaturalgasindustries,toSubcommitteePSE/17/2,Transmissionpipelines,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthissubcommitteecanbeobtainedonrequesttoitssecretary.AdditionalinformationTheUKvotedagainstEN14161attheadoptionstagebutBSIisobligedtopublishitasaBritishStandard,inaccordancewiththeCENrules,astheresultoftheballotwaspositive.ThemembersofTechnicalCommitteePSE/17andSubcommitteePSE/17/2believe,however,thatamorecomprehensiveapproachtothedesignofpipelinesispossiblethroughusingBSEN14161inassociationwiththefollowingCodesofPractice:—PD8010-1:2004,Codeofpracticeforpipelines—Part1:Pipelinesonland;—PD8010-2:2004,Codeofpracticeforpipelines—Part2:SubseapipelinesForexample,BSEN14161excludespipelinesystemsforthetransportationofoxygen.ThissubjectisaddressedinPD8010-1.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleinternational/Europeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to95andabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateCommentsEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN14161December2003ICS75.200EnglishversionPetroleumandnaturalgasindustries-Pipelinetransportationsystems(ISO13623:2000modified)Industriesdupétroleetdugaznaturel-Systèmesdetransportparconduites(ISO13623:2000modifiée)Erdöl-undErdgasindustrie-Rohrleitungstransportsysteme(ISO13623:2000modifiziert)ThisEuropeanStandardwasapprovedbyCENon3November2003.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2003CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN14161:2003EEN14161:2003(E)2ContentspageExplanatoryNote...................................................................................................................................3Foreword................................................................................................................................................4Introduction............................................................................................................................................51Scope.........................................................................................................................................62Normativereferences...............................................................................................................63Termsanddefinitions..............................................................................................................84General....................................................................................................................................105Pipelinesystemdesign..........................................................................................................116Pipeline