BS EN 12350-1 2009

BSEN12350-1:2009ICS91.100.30NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWBRITISHSTANDARDTestingfreshconcretePart1:SamplingLicensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31August2009©BSI2009ISBN9780580587887Amendments/corrigendaissuedsincepublicationDateCommentsBSEN12350-1:2009NationalforewordThisBritishStandardistheUKimplementationofEN12350-1:2009.ItsupersedesBSEN12350-1:2000whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeB/517/1,Concreteproductionandtesting.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.Licensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN12350-1March2009ICS91.100.30SupersedesEN12350-1:1999EnglishVersionTestingfreshconcrete-Part1:SamplingEssaispourbétonfrais-Partie1:PrélèvementPrüfungvonFrischbeton-Teil1:ProbenahmeThisEuropeanStandardwasapprovedbyCENon20January2009.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:AvenueMarnix17,B-1000Brussels©2009CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN12350-1:2009:ELicensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EN12350-1:2009(E)2ContentsPageForeword..............................................................................................................................................................31Scope......................................................................................................................................................52Normativereferences............................................................................................................................53Termsanddefinitions...........................................................................................................................54Apparatus...............................................................................................................................................65Sampling.................................................................................................................................................66Reportofsampling................................................................................................................................7Licensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EN12350-1:2009(E)3ForewordThisdocument(EN12350-1:2009hasbeenpreparedbyTechnicalCommitteeCEN/TC104“Concreteandrelatedproducts”,thesecretariatofwhichisheldbyDIN.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbySeptember2009,andconflictingnationalstandardsshallbewithdrawnatthelatestbySeptember2009.Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.CEN[and/orCENELEC]shallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisdocumentsupersedesEN12350-1:1999.Thisstandardisoneofaseriesconcernedwithtestingconcrete.ThisseriesEN12350includesthefollowingparts:Part1:Sampling;Part2:Slump-test;Part3:Vebetest;Part4:Degreeofcompactability;Part5:Flowtabletest;Part6:Density;Part7:Aircontent-Pressuremethods;Part8:Self-compactingconcrete-Slump-flowtest(inpreparation);Part9:Self-compactingconcrete-V-funneltest(inpreparation);Part10:Self-compactingconcrete-L-boxtest(inpreparation);Part11:Self-compactingconcrete-Sievesegregationtest(inpreparation);Part12:Self-compactingconcrete-J-ringtest(inpreparation).CAUTION—Whencementismixedwithwater,alkaliisreleased.Takeprecautionstoavoiddrycemententeringtheeyes,mouthandnosewhilstmixingconcrete.Preventskincontactwithwetcementorconcretebywearingsuitableprotectiveclothing.Ifcementorconcreteenterstheeye,immediatelywashitoutthoroughlywithcleanwaterandseekmedicaltreatmentwithoutdelay.Washwetconcreteofftheskinimmediately.Licensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EN12350-1:2009(E)4Thefollowingamendmentshavebeenmadetothe1999-10editionofthisstandard:editorialrevisionclarificationonthemethodforobtainingacompositeorspotsampleoffreshconcreteAccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,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,SwitzerlandandtheUnitedKingdom.Licensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EN12350-1:2009(E)51ScopeThisEuropeanStandardspecifiestwoproceduresforsamplingfreshconcrete,bycompositesamplingandbyspotsampling.NOTETherequirementforremixingthesamplebeforetestsonthefreshconcrete,orbeforemakingtestspecimens,isincludedintherelevantstandards.Whenmixingandsamplingofconcreteisdoneinalaboratory,differentproceduresmayberequired.2NormativereferencesNoneapplicable3TermsanddefinitionsForthepurposesofthisdocument,thefollowingtermsanddefinitionsapply.3.1batchquantityoffreshconcretewhichis:mixedinonecycleofoperationofabatchmixer;dischargedduring1minfromacontinuousmixer;orconveyedready-mixedinatruckmixerwhentheloadrequiresmorethanonecycleofabatchmixerormorethanoneminuteofoperationofacontinuousmixer3.2compositesamplequantityofconcrete,consistingofanumberofincrementsdistributedthroughabatchormassofconcretethoroughlymixedtogether3.3spotsamplequantityofconcretetakenfrompartofabatchormassofconcrete,consistingofoneormoreincrementsthoroughlymixedtogether3.4incrementquantityofconcretetakenbythesingleoperationofascooporsimilarsamplingdeviceLicensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EN12350-1:2009(E)64Apparatus4.1Scoop,orsimilarsamplingdevice,madefromnon-absorbentmaterialnotreadilyattackedbycementpaste,suitablefortakingincrementsofconcrete.4.2Container(s),madefromnon-absorbentmaterialnotreadilyattackedbycementpaste,forreceivingincrementsoftheconcrete.4.3Thermometer,(optional),tomeasurethetemperatureofthefreshconcretetoanaccuracyof±1°C.5Sampling5.1SamplingplanDependingupontheintendeduseofthesample,decidewhetheraspotsampleoracompositesampleistobetaken.Takeatleast1,5timesthequantityestimatedasbeingrequiredforthetests.5.2ObtainingacompositesampleCleanalltheapparatuspriortouse.Usingthescooptaketherequirednumberofincrementsuniformlydistributedthroughoutthebatch.Whensamplingfromthedischargingstreamofconcretefromastationarybatchmixerorready-mixedconcretetruck,disregardthefirstpartandthelastpartoftheload.Ifthebatchhasbeendepositedinaheaporheapsofconcrete,taketheincrements,whereverpossible,distributedthroughthedepthoftheconcrete,aswellasovertheexposedsurface,ataminimumoffivedifferentplaces.Whensamplingfromafallingstream,taketheincrementsinsuchawayastorepresentthewholewidthandthicknessofthestream.Deposittheincrementsintothecontainer(s).Recordthedateandtimeofsampling.NOTEWhenobtainingacompositesamplefromareadymixedconcretetruckaminimumoffourincrementsisrecommended5.3ObtainingaspotsampleCleanalltheapparatuspriortouse.Usingthescooptaketheincrement(s)fromtherequiredpartofabatchormassofconcrete.Whensamplingfromafallingstream,taketheincrement(s)insuchawayastorepresentthewholewidthandthicknessofthestream.Deposittheincrement(s)inthecontainer.Recordthedateandtimeofsampling.5.4MeasuringthetemperatureofthesampleIfrequired,thetemperatureoftheconcreteinthecontainer(s)shallbemeasured.5.5Transporting,handlingandcareofsamplesAtallstagesofsampling,transportandhandling,protectthefreshconcretesamplesagainstcontamination,gainingorlosingwaterandextremevariationsoftemperature.NOTEThepropertiesoffreshconcretechangewithtimeaftermixing,dependingupontheenvironmentalconditions.Thisshouldbetakenintoaccountindecidingthetimewhentestsarecarriedoutorspecimensmade.Takecarewhentheconcreteistakenfromthecontainer(s)toensurethatnomorethanalightcoveringofmortarisleftadheringtothecontainer(s).Licensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009EN12350-1:2009(E)76ReportofsamplingEachsampleshallbeaccompaniedbyareportfromthepersonresponsiblefortakingthesample.Thereportshallinclude:a)identificationofthesample;b)descriptionofwherethesamplewastaken;c)dateandtimeofsampling;d)typeofsample(compositeorspot);e)anydeviationsfromthestandardmethodofsampling;f)declarationbythepersontechnicallyresponsibleforthesamplingthatitwascarriedoutinaccordancewiththisdocument,exceptasnotediniteme).Thereportmayinclude:g)ambienttemperatureandweatherconditions;h)temperatureoftheconcretesampleatthetimeofsampling.Licensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSIBSEN12350-1:2009BSIGroupHeadquarters389ChiswickHighRoad,London,W44AL,UKTel+44(0)2089969001Fax+44(0)2089967001www.bsigroup.com/standardsBSI-BritishStandardsInstitutionBSIistheindependentnationalbodyresponsibleforpreparingBritishStandards.ItpresentstheUKviewonstandardsinEuropeandattheinternationallevel.ItisincorporatedbyRoyalCharter.RevisionsBritishStandardsareupdatedbyamendmentorrevision.UsersofBritishStandardsshouldmakesurethattheypossessthelatestamendmentsoreditions.ItistheconstantaimofBSItoimprovethequalityofourproductsandservices.WewouldbegratefulifanyonefindinganinaccuracyorambiguitywhileusingthisBritishStandardwouldinformtheSecretaryofthetechnicalcommitteeresponsible,theidentityofwhichcanbefoundontheinsidefrontcover.Tel:+44(0)2089969000.Fax:+44(0)2089967400.BSIoffersmembersanindividualupdatingservicecalledPLUSwhichensuresthatsubscribersautomaticallyreceivethelatesteditionsofstandards.BuyingstandardsOrdersforallBSI,internationalandforeignstandardspublicationsshouldbeaddressedtoCustomerServices.Tel:+44(0)2089969001.Fax:+44(0)2089967001Email:orders@bsigroup.comYoumayalsobuydirectlyusingadebit/creditcardfromtheBSIShopontheWebsitehttp://www.bsigroup.com/shopInresponsetoordersforinternationalstandards,itisBSIpolicytosupplytheBSIimplementationofthosethathavebeenpublishedasBritishStandards,unlessotherwiserequested.InformationonstandardsBSIprovidesawiderangeofinformationonnational,EuropeanandinternationalstandardsthroughitsLibraryanditsTechnicalHelptoExportersService.VariousBSIelectronicinformationservicesarealsoavailablewhichgivedetailsonallitsproductsandservices.ContactInformationCentre.Tel:+44(0)2089967111Fax:+44(0)2089967048Email:info@bsigroup.comSubscribingmembersofBSIarekeptuptodatewithstandardsdevelopmentsandreceivesubstantialdiscountsonthepurchasepriceofstandards.FordetailsoftheseandotherbenefitscontactMembershipAdministration.Tel:+44(0)2089967002Fax:+44(0)2089967001Email:membership@bsigroup.comInformationregardingonlineaccesstoBritishStandardsviaBritishStandardsOnlinecanbefoundathttp://www.bsigroup.com/BSOLFurtherinformationaboutBSIisavailableontheBSIwebsiteathttp://www.bsigroup.com.CopyrightCopyrightsubsistsinallBSIpublications.BSIalsoholdsthecopyright,intheUK,ofthepublicationsoftheinternationalstandardizationbodies.ExceptaspermittedundertheCopyright,DesignsandPatentsAct1988noextractmaybereproduced,storedinaretrievalsystemortransmittedinanyformorbyanymeans–electronic,photocopying,recordingorotherwise–withoutpriorwrittenpermissionfromBSI.Thisdoesnotprecludethefreeuse,inthecourseofimplementingthestandard,ofnecessarydetailssuchassymbols,andsize,typeorgradedesignations.IfthesedetailsaretobeusedforanyotherpurposethanimplementationthenthepriorwrittenpermissionofBSImustbeobtained.DetailsandadvicecanbeobtainedfromtheCopyrightandLicensingManager.Tel:+44(0)2089967070Email:copyright@bsigroup.comLicensedcopy:VocationalTradingCouncil,VocationalTrainingCouncil,Versioncorrectasof10/08/200901:40,(c)BSI