BS EN 13286-1-2003 Unbound and hydraulically bound mixtures - Test methods for laboratory reference density and water content - Introduction general requirements and sampling《松散的和液.pdf

1、BRITISH STANDARD BS EN 13286-1:2003 Unbound and hydraulically bound mixtures Part 1: Test methods for laboratory reference density and water content Introduction, general requirements and sampling The European Standard EN 13286-1:2003 has the status of a British Standard ICS 93.080.20 BS EN 13286-1:

2、2003 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 14 March 2003 BSI 14 March 2003 ISBN 0 580 41417 5 National foreword This British Standard is the official English language version of EN 13286-1:2003. The UK participation in its preparati

3、on was entrusted by Technical Committee B/510, Road materials, to Subcommittee B/510/4, Cementitious bound materials, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which im

4、plement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication

5、does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/Euro

6、pean committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pa

7、ges 2 to 12, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN132861 March2003 ICS93.080.20 Englishversion U

8、nboundandhydraulicallyboundmixturesPart1:Test methodsforlaboratoryreferencedensityandwatercontent Introduction,generalrequirementsandsampling Mlangestraitsetmlangesnontraitsauxliants hydrauliquesPartie1:Mthodesdessaipourlamasse volumiquederfrenceetlateneureneauenlaboratoire Introduction,exigencesgnr

9、alesetchantillonnage UngebundeneundhydraulischgebundeneGemischeTeil 1:LaborprfverfahrenfrdieTrockendichteundden WassergehaltEinfhrung,allgemeineAnforderungenund Probenahme ThisEuropeanStandardwasapprovedbyCENon12December2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipul

10、atetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,

11、German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Icel

12、and,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,SlovakRepublic,Spain,Sweden,Switzerland and UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyfor

13、mandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN132861:2003EEN132861:2003(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Principle6 5 Apparatus .8 6 Testspecimenpreparationforothertestmethods 8 AnnexA (normative) Samplingandsamplereduction.

14、9 Bibliography 12EN132861:2003(E) 3 Foreword Thisdocument(EN132861:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC227“RoadMaterials“,the secretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbySeptem

15、ber2003,andconflictingnationalstandardsshallbewithdrawnatthe latestbyDecember2003. ThisEuropeanStandardisoneofaseriesofstandardsasfollows: EN132861, UnboundandhydraulicallyboundmixturesPart1:Testmethodsforlaboratoryreferencedensity andwatercontentIntroduction,generalrequirementsandsampling. prEN1328

16、62, UnboundandhydraulicallyboundmixturesPart2:Testmethodsforlaboratoryreferencedensity andwatercontentProctorcompaction. EN132863, UnboundandhydraulicallyboundmixturesPart3:Testmethodsforlaboratoryreferencedensity andwatercontentVibrocompressionwithcontrolledparameters. EN132864, Unboundandhydraulic

17、allyboundmixturesPart4:Testmethodsforlaboratoryreferencedensity andwatercontentVibratinghammer. EN132865, UnboundandhydraulicallyboundmixturesPart5:Testmethodsforlaboratoryreferencedensity andwatercontentVibratingtable. prEN132867, UnboundandhydraulicallyboundmixturesPart7:Cyclicloadtriaxialtestforu

18、nboundmixtures. EN1328640, UnboundandhydraulicallyboundmixturesPart40:Testmethodforthedeterminationofthe directtensilestrengthofhydraulicallyboundmixtures. EN1328641, UnboundandhydraulicallyboundmixturesPart41:Testmethodsforthedeterminationofthe compressiveofstrengthofhydraulicallyboundmixtures. EN1

19、328642, UnboundandhydraulicallyboundmixturesPart42:Testmethodforthedeterminationofthe indirecttensilestrengthofhydraulicallyboundmixtures. EN1328643, UnboundandhydraulicallyboundmixturesPart43:Testmethodforthedeterminationofthe modulusofelasticityofhydraulicallyboundmixtures. prEN1328644, Unboundand

20、hydraulicallyboundmixturesPart44:Testmethodforthedeterminationofthe alphacoefficientofvitrifiedblastfurnaceslag. prEN1328645, UnboundandhydraulicallyboundmixturesPart45:Testmethodforthedeterminationofthe workabilityperiodofhydraulicallyboundmixtures. EN1328646, UnboundandhydraulicallyboundmixturesPa

21、rt46:Testmethodforthedeterminationofthe moistureconditionvalue. prEN1328647, Unboundandhydraulicallyboundmixtures Part 47:Testmethodforthedeterminationof Californiabearingratio,immediatebearingindexandlinearswelling. prEN1328648, UnboundandhydraulicallyboundmixturesPart48:Testmethodforthedeterminati

22、onofthe degreeofpulverisation.EN132861:2003(E) 4 prEN1328649, UnboundandhydraulicallyboundmixturesPart49:Testmethodforthedeterminationofthe acceleratedswellingofsoiltreatedbylimeand/orhydraulicbinder. prEN1328650,Unboundandhydraulicallyboundmixtures Part50:Methodforthemanufactureoftest specimensofhy

23、draulicallyboundmixturesusingProctorequipmentorvibratingtablecompaction. prEN1328651,Unboundandhydraulicallyboundmixtures Part51:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibratinghammercompaction. prEN1328652,Unboundandhydraulicallyboundmixtures Part52:Methodforthemanu

24、factureoftest specimensofhydraulicallyboundmixturesusingvibrocompression. prEN1328653,Unboundandhydraulicallyboundmixtures Part53:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingaxialcompression. AnnexAisnormative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstand

25、ardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, SlovakRepublic,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN132861:2003(E

26、) 5 1Scope ThisEuropeanStandardspecifiesanumberoftestmethodsforthedeterminationoftherelationshipbetweenthe watercontentandthedensityofunboundandhydraulicallyboundmixturesunderspecifiedtestconditions.The testresultsprovideanestimateofthemixturedensitythatcanbeachievedonconstructionsitesandprovidesa r

27、eferenceparameterforassessingthedensityofthecompactedlayerofthemixture. Thetestresultsareusedasabasisforspecifyingrequirementsforhydraulicallyboundandunboundmixtures beforeuseinroadconstruction.Thetestresultalsoallowsaconclusiontobedrawnastothewatercontentat whichamixturecanbesatisfactorilycompacted

28、inordertoachieveagivendensity. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsof

29、anyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN9321:1996, TestsforgeneralpropertiesofaggregatesPart1:Methodsforsampling. EN9322:1999, Testsforgeneralpropert

30、iesofaggregatesPart2:Methodsforreducinglaboratorysamples. EN9325, TestsforgeneralpropertiesofaggregatesPart5:Commonequipmentandcalibration. EN10975,TestsformechanicalandphysicalpropertiesofaggregatesPart5:Determinationofthewater contentbydryinginaventilatedoven. 3 Termsanddefinitions Forthepurposeso

31、fthisEuropeanStandard,thetermsanddefinitionsgiveninEN9321:1996,EN9322:1999and thefollowingapply. 3.1 laboratorydrydensity maximumdrydensitythatcanbedeterminedfromthedrydensity/watercontentrelationshipderivedusinga specifiedtestmethod 3.2 optimumwatercontent watercontentassociatedwiththemaximumvalueo

32、flaboratorydrydensity 3.3 aggregatesize designationofaggregateintermsoflower( d)andupper( D)sievesizesexpressedas d/D NOTE Thisdesignationacceptsthepresenceofsomeparticleswhichwillberetainedontheuppersieve(oversize)and somewhichwillpassthelowersieve(undersize).Thelowersievesize( d)maybezero.EN132861

33、:2003(E) 6 4Principle 4.1 Relationshipbetweendrydensityandwatercontent Thesolidparticlesofunboundandhydraulicallyboundmixturesarecompacted,i.e.packedmorecloselytogether, therebyincreasingthedrydensityofthemixture.Thedrydensitywhichcanbeachieveddependsontheeffective compactionworkappliedandontheamoun

34、tofwaterpresentinthemixture. Foragivendegreeofcompactionworkappliedtoaparticularmixtureanoptimumwatercontentexistsatwhichthe drydensityobtainedreachesamaximumvalue.TheseprinciplesareillustratedinFigure1. Key 1 Maximumvalueoflaboratorydry density 3 0%airvoidlineforagivenparticledensity, saturationlin

35、e 2 Compactioncurve 4 Optimumwatercontent A Drydensity,megagramspercubic metre B Watercontent,percent Figure1Drydensity/watercontentrelationshipcurve NOTE1 Themixtureswhicharenotfreedrainingwill,inmostcases,establishawelldefinedoptimumwatercontentand maximumdensity.However,forfreedrainingmixtures,th

36、elaboratorytestswillnot,inmanycases,produceawelldefinedwate r densityrelationship.Themaximumdensityobtainedwillgenerallybelessthanthatobtainedinthefinishedpavementlayer. NOTE2 Forfreedrainingmixturesitispossibletodrawtwocurves:onefortherelationshipbetweenthedrydensityandthe initialwatercontent(befor

37、ecompaction)andanotherfortherelationshipbetweenthedrydensityandthefinalwatercontent (aftercompaction).Thepossibledifferencebetweenthesecurvesshowsthedrainingcapacityofthemixture.EN132861:2003(E) 7 4.2 Choiceoftestmethod Thefollowingfourtestmethodsareusedforcompaction: prEN132862:Proctorcompaction; E

38、N132863:Vibrocompressionwithcontrolledparameters; EN132864:Vibratinghammer; EN132865:Vibratingtable. Eachmethodappliesdifferentlevelsofcompactiveeffort,andissuitablefordifferentaggregatesizes. IntheProctorcompaction,vibrocompressionandvibratinghammermethodstherelationshipbetweenthedry densityandwate

39、rcontentofamixtureisdetermined. NOTE1 TheProctorcompactionmethodallowsachoicebetweenthreemouldsizesdependinguponaggregatesize.Three differenthammermassesmaybeused. Inthevibratingtablemethodthewatercontentofthemixtureatthismaximumdrydensityisdetermined, NOTE2 Thevibratingtablemethodissuitableformixtu

40、reswhichdraineasily. TherangeofapplicabilityofeachmethodisgiveninTable1. Table1Choiceoftestmethod Testmethod Particlesizerange 100mmmould maximumsize 16mm 2,5kghammer 150mmmould 75to100percentagepassing 31,5mm 100mmmould maximumsize 16mm 4,5kghammer 150mmmould 75to100percentagepassing 31,5mm Proctor

41、compaction 15kghammer 250mmmould 75to100percentagepassing 63mm Vibrocompressionwithcontrolledparameters maximumsize 31,5mm Vibratinghammer 90to100percentagepassing 70to100percentagepassing 20mm 40mm Vibratingtable maximumsize lessthan12percentagepassing 80mm 0,063mm 4.3 Determinationofwatercontent W

42、hererequiredthewatercontentisdeterminedbyovendryingtoconstantmassusingtheproceduressetoutin EN10975. Theminimumsizeofthetestportionusedtodeterminewatercontentis0,2 Dkg,where Distheaggregatesize ofthemixture. Ifallofamixturepassesthe1mmsieve,atleast0,2kgisused. NOTE Itmaybeconvenienttousealltheconten

43、tsofamould. Thewatercontentofacompactedspecimenisdeterminedassoonaspossibleaftercompletionofcompaction.EN132861:2003(E) 8 4.4 Samplingandsamplereduction SamplingandsamplereductionaregiveninEN 9321andEN 9322withadditionalrequirementsgivenin annexA. 5Apparatus AllapparatusshallconformtothegeneralrequirementsofEN9325.Whererequired,specificrequirementsforthe calibrationofparticularitemsofapparatusshallbegiveninanannextotherelevantpartoftheseriesofEN13286. 6 T