fLicensedcopy:PONTYPRIDDCOLLEGE,12/01/2008,UncontrolledCopy,©BSITheEuropeanStandardEN1993-6:2007hasthestatusofaBritishStandardICS53.020.20;91.010.30;91.080.10Eurocode3—Designosteelstructures—Part6:CranesupportingstructuresBRITISHSTANDARDBSEN1993-6:2007BSEN1993-6:2007Licensedcopy:PONTYPRIDDCOLLEGE,12/01/2008,UncontrolledCopy,©BSIThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31July2007©BSI2007ISBN9780580532832MemberStateswillbeencouragedtoadapttheirnationalprovisionstowithdrawconflictingnationalrulesbeforetheendofthecoexistentperiodinMarch2010.Attheendofthiscoexistenceperiod,thenationalstandard(s)willbewithdrawn.IntheUK,thefollowingcorrespondingnationalstandardsarepartiallysupersededbyBSEN1993-6:BS449-2:1969,Specificationfortheuseofstructuralsteelinbuilding—MetricunitsBS2853:1957,SpecificationforthedesignandtestingofsteeloverheadrunwaybeamsBS5950-1:2000,Structuraluseofsteelworkinbuilding—Codeofpracticefordesign—Rolledandweldedsectionsandbasedonthistransitionperiod,thesestandardswillbewithdrawnatthelatestbyMarch2010.TheUKparticipationinitspreparationwasentrustedbyTechnicalCommitteeB/525,Buildingandcivilengineeringstructures,toSubcommitteeB/525/31,Structuraluseofsteel.Alistoforganizationsrepresentedonthissubcommitteecanbeobtainedonrequesttoitssecretary.WhereanormativepartofthisENallowsforachoicetobemadeatthenationallevel,therangeandpossiblechoicewillbegiveninthenormativetext,andanotewillqualifyitasaNationallyDeterminedParameter(NDP).NDPscanbeaspecificvalueforafactor,aspecificlevelorclass,aparticularmethodoraparticularapplicationruleifseveralareproposedintheEN.ToenableEN1993-6tobeusedintheUK,theNDPswillbepublishedinaNationalAnnex,whichwillbemadeavailablebyBSIinduecourse,afterpublicconsultationhastakenplace.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.AmendmentsissuedsincepublicationAmd.No.DateCommentscalibrationduringwhichtheNationalAnnexisissued,followedbyafurthercoexistenceperiodofamaximumthreeyears.DuringthecoexistenceperiodNationalforewordThisBritishStandardistheUKimplementationofEN1993-6:2007.ThestructuralEurocodesaredividedintopackagesbygroupingEurocodesforeachofthemainmaterials:concrete,steel,compositeconcreteandsteel,timber,masonryandaluminium;thisistoenableacommondateofwithdrawal(DOW)foralltherelevantpartsthatareneededforaparticulardesign.Theconflictingnationalstandardswillbewithdrawnattheendofthecoexistenceperiod,afteralltheENEurocodesofapackageareavailable.FollowingpublicationoftheEN,thereisaperiodallowedfornationalEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN1993-6April2007ICS53.020.20;91.010.30;91.080.10SupersedesENV1993-6:1999EnglishVersionEurocode3-Designofsteelstructures-Part6:CranesupportingstructuresEurocode3-Calculdesstructuresenacier-Partie6:CheminsderoulementEurocode3-BemessungundKonstruktionvonStahlbauten-Teil6:KranbahnenThisEuropeanStandardwasapprovedbyCENon12June2006.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCENManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCENManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,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©2007CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN1993-6:2007:ELicensedcopy:PONTYPRIDDCOLLEGE,12/01/2008,UncontrolledCopy,©BSIEN1993-6:2007(E)2ContentspageForeword.............................................................................................................................................................................41General.............................................................................................................................................................................71.1Scope.......................................................................................................................................................................71.2Normativereferences..............................................................................................................................................71.3Assumptions............................................................................................................................................................81.4Distinctionbetweenprinciplesandapplicationrules..............................................................................................81.5Termsanddefinitions..............................................................................................................................................81.6Symbols...................................................................................................................................................................82Basisofdesign.................................................................................................................................................................92.1Requirements..........................................................................................................................................................92.1.1Basicrequirements.........................................................................................................................................92.1.2Reliabilitymanagement..................................................................................................................................92.1.3Designworkinglife,durabilityandrobustness..............................................................................................92.2Principlesoflimitstatedesign................................................................................................................................92.3Basicvariables........................................................................................................................................................92.3.1Actionsandenvironmentalinfluences............................................................................................................92.3.2Materialandproductproperties......................................................................................................................92.4Verificationbythepartialfactormethod................................................................................................................92.5Designassistedbytesting.....................................................................................................................................102.6Clearancestooverheadtravellingcranes..............................................................................................................102.7Underslungcranesandhoistblocks......................................................................................................................102.8Cranetests.............................................................................................................................................................103Materials........................................................................................................................................................................113.1General..................................................................................................................................................................113.2Structuralsteels.....................................................................................................................................................113.2.1Materialproperties........................................................................................................................................113.2.2Ductilityrequirements..................................................................................................................................113.2.3Fracturetoughness........................................................................................................................................113.2.4Throughthicknessproperties........................................................................................................................113.2.5Tolerances....................................................................................................................................................113.2.6Designvaluesofmaterialcoefficients..........................................................................................................113.3Stainlesssteels.......................................................................................................................................................113.4Fastenersandwelds...............................................................................................................................................113.5Bearings................................................................................................................................................................113.6Otherproductsforcranesupportingstructures.....................................................................................................123.6.1General.........................................................................................................................................................123.6.2Railsteels.....................................................................................................................................................123.6.3Specialconnectingdevicesforrails.............................................................................................................124Durability.......................................................................................................................................................................125Structuralanalysis..........................................................................................................................................................135.1Structuralmodellingforanalysis..........................................................................................................................135.1.1Structuralmodellingandbasicassumptions.................................................................................................135.1.2Jointmodelling.............................................................................................................................................135.1.3Groundstructureinteraction.........................................................................................................................135.2Globalanalysis......................................................................................................................................................135.2.1Effectsofdeformedgeometryofthestructure.............................................................................................135.2.2Structuralstabilityofframes........................................................................................................................135.3Imperfections........................................................................................................................................................135.3.1Basis.............................................................................................................................................................135.3.2Imperfectionsforglobalanalysisofframes.................................................................................................135.3.3Imperfectionsforanalysisofbracingsystems..............................................................................................135.3.4Memberimperfections..................................................................................................................................135.4Methodsofanalysis...............................................................................................................................................135.4.1General.........................................................................................................................................................135.4.2Elasticglobalanalysis..................................................................................................................................135.4.3Plasticglobalanalysis...................................................................................................................................135.5Classificationofcross-sections.............................................................................................................................145.6Runwaybeams......................................................................................................................................................14Licensedcopy:PONTYPRIDDCOLLEGE,12/01/2008,UncontrolledCopy,©BSIwww.bzfxw.comEN1993-6:2007(E)35.6.1Effectsofcraneloads...................................................................................................................................145.6.2Structuralsystem..........................................................................................................................................145.7Localstressesinthewebduetowheelloadsonthetopflange............................................................................155.7.1Localverticalcompressivestresses..............................................................................................................155.7.2Localshearstresses......................................................................................................................................175.7.3Localbendingstressesinthewebduetoeccentricityofwheelloads..........................................................175.8Localbendingstressesinthebottomflangeduetowheelloads...........................................................................185.9Secondarymomentsintriangulatedcomponents..................................................................................................206Ultimatelimitstates.......................................................................................................................................................226.1General..................................................................................................................................................................226.2Resistanceofcross-section...................................................................................................................................226.3Bucklingresistanceofmembers...........................................................................................................................226.3.1General.........................................................................................................................................................226.3.2Lateral-torsionalbuckling.............................................................................................................................236.4Builtupcompressionmembers.............................................................................................................................236.5Resistanceofthewebtowheelloads....................................................................................................................236.5.1General.........................................................................................................................................................236.5.2Lengthofstiffbearing..................................................................................................................................246.6Bucklingofplates.................................................................................................................................................246.7Resistanceofbottomflangestowheelloads.........................................................................................................247Serviceabilitylimitstates...............................................................................................................................................277.1General..................................................................................................................................................................277.2Calculationmodels................................................................................................................................................277.3Limitsfordeformationsanddisplacements..........................................................................................................277.4Limitationofwebbreathing..................................................................................................................................297.5Reversiblebehaviour.............................................................................................................................................307.6Vibrationofthebottomflange..............................................................................................................................308Fasteners,welds,surgeconnectorsandrails..................................................................................................................318.1Connectionsusingbolts,rivetsorpins..................................................................................................................318.2Weldedconnections..............................................................................................................................................318.3Surgeconnectors...................................................................................................................................................318.4Cranerails.............................................................................................................................................................328.4.1Railmaterial.................................................................................................................................................328.4.2Designworkinglife......................................................................................................................................328.4.3Railselection................................................................................................................................................328.5Railfixings............................................................................................................................................................338.5.1General.........................................................................................................................................................338.5.2Rigidfixings.................................................................................................................................................338.5.3Independentfixings......................................................................................................................................338.6Railjoints.........................................................
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