1、BRITISH STANDARD BS EN 13286-3:2003 Unbound and hydraulically bound mixtures Part 3: Test methods for laboratory reference density and water content Vibrocompression with controlled parameters The European Standard EN 13286-3:2003 has the status of a British Standard ICS 93.080.20 BS EN 13286-3:2003
2、 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 41413 2 National foreword This British Standard is the official English language version of EN 13286-3:2003. The UK participation in its preparation w
3、as 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 implem
4、ent 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 does
5、 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/European
6、 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, pages
7、2 to 11 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 EN132863 March2003 ICS93.080.20 Englishversion Unboundandhydraulicallyboun
8、dmixturesPart3:Test methodsforlaboratoryreferencedensityandwatercontent Vibrocompressionwithcontrolledparameters Mlangestraitsetmlangesnontraitsauxliants hydrauliquePartie3:Mthodesdessaipourlamasse volumiquederfrenceetlateneureneauenlaboratoire Compactageparamtrescontrols Ungebundeneundhydraulischge
9、bundeneGemischeTeil 3:LaborprfverfahrenfrdieTrockendichteundden WassergehaltVibrationsverdichtungmitvertikalemDruck ThisEuropeanStandardwasapprovedbyCENon12December2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatus
10、ofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation und
11、ertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Po
12、rtugal,SlovakRepublic,Spain,Sweden,Switzerland and UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. R
13、ef.No.EN132863:2003EEN132863:2003(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Principle5 5 Apparatus .5 6 Preparationofthemixture 7 7 Procedure .7 8 Calculationof r R andthedifficultyofcompaction DC(w)8 9 Testreport . .8 10 Precision.9 AnnexA (informati
14、ve) Assessmentofthedifficultycompactionclass10EN132863:2003(E) 3 Foreword Thisdocument(EN132863:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC227“RoadMaterials“,the secretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byen
15、dorsement,atthelatestbySeptember2003,andconflictingnationalstandardsshallbewithdrawnatthe latestbyDecember2003. ThisEuropeanStandardisoneofaseriesofstandardsasfollows: EN132861, UnboundandhydraulicallyboundmixturesPart1:Testmethodsforlaboratoryreferencedensity andwatercontentIntroduction,generalrequ
16、irementsandsampling. prEN132862, UnboundandhydraulicallyboundmixturesPart2:Testmethodsforlaboratoryreferencedensity andwatercontentProctorcompaction. EN132863, UnboundandhydraulicallyboundmixturesPart3:Testmethodsforlaboratoryreferencedensity andwatercontentVibrocompressionwithcontrolledparameters.
17、EN132864, UnboundandhydraulicallyboundmixturesPart4:Testmethodsforlaboratoryreferencedensity andwatercontentVibratinghammer. EN132865, UnboundandhydraulicallyboundmixturesPart5:Testmethodsforlaboratoryreferencedensity andwatercontentVibratingtable. prEN132867, UnboundandhydraulicallyboundmixturesPar
18、t7:Cyclicloadtriaxialtestforunboundmixtures. EN1328640, UnboundandhydraulicallyboundmixturesPart40:Testmethodforthedeterminationofthe directtensilestrengthofhydraulicallyboundmixtures. EN1328641, UnboundandhydraulicallyboundmixturesPart41:Testmethodsforthedeterminationofthe compressiveofstrengthofhy
19、draulicallyboundmixtures. EN1328642, UnboundandhydraulicallyboundmixturesPart42:Testmethodforthedeterminationofthe indirecttensilestrengthofhydraulicallyboundmixtures. EN1328643, UnboundandhydraulicallyboundmixturesPart43:Testmethodforthedeterminationofthe modulusofelasticityofhydraulicallyboundmixt
20、ures. prEN1328644, UnboundandhydraulicallyboundmixturesPart44:Testmethodforthedeterminationofthe alphacoefficientofvitrifiedblastfurnaceslag. prEN1328645, UnboundandhydraulicallyboundmixturesPart45:Testmethodforthedeterminationofthe workabilityperiodofhydraulicallyboundmixtures. EN1328646, Unboundan
21、dhydraulicallyboundmixturesPart46:Testmethodforthedeterminationofthe moistureconditionvalue. prEN1328647, Unboundandhydraulicallyboundmixtures Part 47:Testmethodforthedeterminationof Californiabearingratio,immediatebearingindexandlinearswelling. prEN1328648, UnboundandhydraulicallyboundmixturesPart4
22、8:Testmethodforthedeterminationofthe degreeofpulverisation.EN132863:2003(E) 4 prEN1328649, UnboundandhydraulicallyboundmixturesPart49:Testmethodforthedeterminationofthe acceleratedswellingofsoiltreatedbylimeand/orhydraulicbinder. prEN1328650,Unboundandhydraulicallyboundmixtures Part50:Methodforthema
23、nufactureoftest specimensofhydraulicallyboundmixturesusingProctorequipmentorvibratingtablecompaction. prEN1328651,Unboundandhydraulicallyboundmixtures Part51:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibratinghammercompaction. prEN1328652,Unboundandhydraulicallyboundmix
24、tures Part52:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibrocompression. prEN1328653,Unboundandhydraulicallyboundmixtures Part53:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingaxialcompression. AnnexAisinformative. AccordingtotheCEN/CENELECInter
25、nalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, SlovakRepublic,Spain,Sweden,Switzerlandandt
26、heUnitedKingdom.EN132863:2003(E) 5 1Scope ThisEuropeanStandardspecifiesamethodforthedeterminationofthelaboratorydrydensity,thewatercontent andthedifficultyofcompactionofahydraulicallyboundorunboundmixtureusingvibrocompressionwithcontrolled parameters. ThisEuropeanStandardappliestounboundmixturesaswe
27、llastomixturesboundwithhydraulicallybindersbefore setting. Thismethodisapplicabletomixturewithamaximumsizeaggregate Dequalto31,5mm. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesi
28、nthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN132861:20
29、03, UnboundandhydraulicallyboundmixturesPart1:Testmethodsforlaboratoryreference densityandwatercontentIntroduction,generalrequirementsandsampling. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN132861:2003andthefollowing apply. 3.1 difficultyofcompaction DC
30、w) difficultyofthemixturetobecompacted 4Principle Thematerialiscompactedintoamouldbymeansofcircularhorizontalvibrationandanincreasingverticalaxial pressure P(t).Thedrydensityatfrequenciesof50Hzand100Hzaremeasuredandthelaboratorydrydensity r dR , andthedifficultyofcompaction DC(w),ofthemixturearecal
31、culated. 5Apparatus 5.1 Cylindricalsteelmould, seeFigure1,withthefollowingdimensions: awallofminimumthickness10mm; aninternaldiameterof(152,0 0,2)mm; ofsufficientheightsothatthemouldcancontainenoughmixturewhichaftercompactionat100Hzhasa heightinthemouldof(152 5)mm; aremovablebaseplatefittedwithawate
32、rtightseal. 5.2 Vibrators,whichapplytothemouldahorizontalcircularvibrationofamplitude(0,80 0,08)mm at frequenciesof(50 3)Hzand(100 3)Hz;EN132863:2003(E) 6 5.3 Piston,ofdiameter(151,0 0,2)mmallowingavariablepressure, P(t)( 10%),tobeappliedtothemixture duringcompaction(seeFigure2)accordingtothefollowi
33、ngformula: P(t)=0,441 t/(22,5 - 6,5 t) (1) where P(t) istheaxialpressureappliedtothematerialinthemouldafteracompactiontimeof t,inmegapascals (MPa); t isthecompactiontime,inminutes(min). Key 1 Piston 4 Vibration 2 Mixture 5 Axialpressure 3 Mould 6 Removablebaseplate Figure1Diagramofthemachine 5.4 Fac
34、ilitytomeasuretheheightofthemixtureinthemould ,within0,5%,attheendofthetest.EN132863:2003(E) 7 Figure2Variationoftheaxialpressure, P(t), onthemixtureinthemouldafterthecompactiontime t,in megapascal 6 Preparationofthemixture 6.1 Massofthemixture Thedrymass mofthemixturetobeintroducedintothemouldshall
35、beintherange6,0kgto6,5kg. Determinethetestportionsmass m 0 byintroducingatestportion mwithawatercontent wapproximatelyequalto theworksitewatercontent.Compactitduring3minat100Hzwithapressure P(t).Measuretheheight hofthe specimenaftercompactionandthendetermine m 0 from mtogetaheightaftercompactionequa
36、l(152 5)mmby theformula: m 0 =152 m/h (2) where m 0 isthemassofthetestportiontobeintroducedintothemould,ingrams(g)( 1%); m isthemassofthetestportionwiththewatercontent w;ingrams(g); h istheheightofthetestportionaftercompaction,inmillimetres(mm). 6.2Water content Chooseatleastthreedifferentwaterconte
37、ntsoverarangeclosetothatexpectedonsite,thedifferencebetween twosuccessivewatercontentsshallbelessthan1,5%.Preparefourtestportionsateachchosenwatercontent: twofortestingat100Hzandtwofortestingat50Hz. 7Procedure Determinethedrydensity r dR ofatestportionusingthefollowingprocedure. Introducethetestport
38、ionmass m 0 withawatercontent wintothemould. Compactitduring3minwithavibrationat50Hzor100Hzandanaxialpressure P(t). Measuretheheight hofthespecimenaftercompaction.EN132863:2003(E) 8 Calculatethedrydensityofthespecimenusingtheformula: r d (w)=5,51 m 0 /(100+ w) h (3) where r d (w) isthelaboratorydryd
39、ensityofthetestportion,inmegagramspercubicmetre(Mg/m 3 ); m 0 isthemassofthetestportiontobeintroducedintothemould,ingrams(g)( 1%); w isthewatercontentofthetestportion,inpercentageofthemassofwatertothemassofthedrymixture (%); h istheheightofthespecimenaftercompaction,inmillimetres(mm). Obtainthevalue
40、of r d (w)bytheaverageoftheresultofatleasttworepetitionsinaccordancewith6.2. Theresultsshallbe: withtestsconductedat100Hz,thevalues: r d100 (w 1 ) r d100 (w 2 ) r d100 (w 3 ) withtestsconductedat50Hz,thevalues: r d50 (w 1 ) r d50 (w 2 ) r d50 (w 3 ). 8 Calculationof r R andthedifficultyofcompaction
41、DC(w) Plotthecurve r d100 (w), r dR isequaltothehighestvalueof r d100 (w). Calculate DC(w)foreachwatercontentaccordingtothefollowingformula: DC(w)=100 ( r dR - r d50 (w)/r dR (4) where DC(w) isthedifficultyofcompactionofthetestportionatthewatercontent w; r dR isthelaboratorydrydensityofthetestportio
42、n,inmegagramspercubicmetre(Mg/m 3 ); r d50 (w) isthedrydensityofthetestportionafter3mincompactionat50Hz,inmegagramspercubicmetre (Mg/m 3 ). Plotthecurve DC(w). 9 Testreport Thetestreportshallincludeatleastthefollowinginformation. a) referencetothisEuropeanStandard; b) identificationofthesample; c) i
43、dentificationofthelaboratory; d) dateoftest; e) resultsofthetest:EN132863:2003(E) 9 reference dry density, r dR ; curveofdifficultyofcompaction, DC(w); f) detailsnotforeseeninthisEuropeanStandard,andanyincidentwhichcouldhaveaffectedtheresults. Ifrequired,thetestreportshallalsoincludethefollowingoptionalinformation: g) nameanddescriptionofthesamplesource; h) descriptionofthem
