BS EN 14620-3-2006 Part 3 Concrete components

BRITISHSTANDARDBSEN14620-3:2006Designandmanufactureofsitebuilt,vertical,cylindrical,flat-bottomedsteeltanksforthestorageofrefrigerated,liquefiedgaseswithoperatingtemperaturesbetween0°Candp165°C—Part3:ConcretecomponentsTheEuropeanStandardEN14620-3:2006hasthestatusofaBritishStandardICS23.020.10  LicensedCopy:WangBin,na,FriMar2307:42:48GMT+00:002007,UncontrolledCopy,(c)BSI©BSI2006ISBN0580497771NationalforewordThisBritishStandardwaspublishedbyBSI.ItistheUKimplementationofEN14620-3:2006.Thisstandard,togetherwithBSEN14620-4:2006,supersedesBS7777-3:1993whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteePVE/15,Storagetanksforthepetroleumindustry.AlistoforganizationsrepresentedonPVE/15canbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.AmendmentsissuedsincepublicationAmd.No.DateCommentsLicensedCopy:WangBin,na,FriMar2307:42:48GMT+00:002007,UncontrolledCopy,(c)BSI°Cand-165°C-Part3:ConcretecomponentsConceptionetfabricationderéservoirsenacieràfondplat,verticaux,cylindriques,construitssursite,destinésaustockagedesgazréfrigérés,liquéfiés,dontlestempératuresdeservicesontcomprisesentre0°Cet-165°C-Partie3:ConstituantsbétonAuslegungundHerstellungstandortgefertigter,stehender,zylindrischerFlachboden-StahltanksfürdieLagerungvontiefkaltverflüssigtenGasenbeiBetriebstemperaturenzwischen0°Cund-165°C-Teil3:BauteileausBetonThisEuropeanStandardwasapprovedbyCENon20February2006.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2006CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN14620-3:2006:ELicensedCopy:WangBin,na,FriMar2307:42:48GMT+00:002007,UncontrolledCopy,(c)BSI(E)2ContentsPageForeword.............................................................................................................................................................41Scope......................................................................................................................................................52Normativereferences...........................................................................................................................53Termsanddefinitions...........................................................................................................................54General...................................................................................................................................................55Vapourtightness...................................................................................................................................66Materials.................................................................................................................................................66.1General...................................................................................................................................................66.2Concrete.................................................................................................................................................66.3Pre-stressingandreinforcingsteel.....................................................................................................67Design....................................................................................................................................................77.1General................................................................