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    BS EN 13286-46-2003 Unbound and hydraulically bound mixtures - Test method for the determination of the moisture condition value《松散的和液压粘合的混合料 测定湿度值试验方法》.pdf

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    BS EN 13286-46-2003 Unbound and hydraulically bound mixtures - Test method for the determination of the moisture condition value《松散的和液压粘合的混合料 测定湿度值试验方法》.pdf

    1、BRITISH STANDARD BS EN 13286-46:2003 Unbound and hydraulically bound mixtures Part 46: Test method for the determination of the moisture condition value The European Standard EN 13286-46:2003 has the status of a British Standard ICS 93.080.20 BS EN 13286-46:2003 This British Standard was published u

    2、nder the authority of the Standards Policy and Strategy Committee on 24 March 2003 BSI 24 March 2003 ISBN 0 580 41418 3 National foreword This British Standard is the official English language version of EN 13286-46:2003. The UK participation in its preparation was entrusted by Technical Committee B

    3、/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 implement international or European publica

    4、tions 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 not purport to include all the neces

    5、sary 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 committee any enquiries on the inter

    6、pretation, 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 2 to 12, an inside back cover and a b

    7、ack 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 EN1328646 March2003 ICS93.080.20 Englishversion UnboundandhydraulicallyboundmixturesPart4

    8、6:Test methodforthedeterminationofthemoistureconditionvalue Mlangestraitsetmlangesnontraitsauxliants hydrauliquesPartie46:Mthodesdessaipourla dterminationdelacompactibilit UngebundeneundhydraulischgebundeneGemischeTeil 46:Prfverfahrenzurbestimmungdes FeuchtigkeitszustandsWertes ThisEuropeanStandardw

    9、asapprovedbyCENon29November2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicat

    10、iontotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersareth

    11、enationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,SlovakRepublic,Spain,Sweden,Switzerland and UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPIS

    12、CHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1328646:2003EEN1328646:2003(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereference . .5 3 Termanddefinition. .5 4 Principle5

    13、 5 Apparatus .5 5.1 Moistureconditionapparatus .5 6 Checkingthemoistureconditionapparatus. 7 7 Determinationofthemoistureconditionvalueofasampleofmixture.7 7.1 Samplingandpreparation .7 7.2 Quantityoftestportion .7 7.3 Procedure .7 8 Expressionofresults . .8 9 Testreport . .9EN1328646:2003(E) 3 Fore

    14、word Thisdocument(EN1328646:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC227“Roadmaterials“, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbySeptember2003,andconflictingnationalstandards

    15、shallbewithdrawnatthe latestbyDecember2004. ThisEuropeanStandardisoneofaseriesofstandardsaslistedbelow. EN132861, UnboundandhydraulicallyboundmixturesPart1:Testmethodsforlaboratoryreferencedensity andwatercontentIntroduction,generalrequirementsandsampling . prEN132862, Unboundandhydraulicallyboundmi

    16、xturesPart2:Testmethodsforlaboratoryreferencedensity andwatercontentProctorcompaction. EN132863, UnboundandhydraulicallyboundmixturesPart3:Testmethodsforlaboratoryreferencedensity andwatercontentVibrocompressionwithcontrolledparameters. EN132864, UnboundandhydraulicallyboundmixturesPart4:Testmethods

    17、forlaboratoryreferencedensity andwatercontentVibratinghammer. EN132865, UnboundandhydraulicallyboundmixturesPart5:Testmethodsforlaboratoryreferencedensity andwatercontentVibratingtable. prEN132867, UnboundandhydraulicallyboundmixturesPart7:Cyclicloadtriaxialtestforunboundmixtures. EN1328640, Unbound

    18、andhydraulicallyboundmixturesPart40:Testmethodforthedeterminationofthedirect tensilestrengthofhydraulicallyboundmixtures. EN1328641, UnboundandhydraulicallyboundmixturesPart41:Testmethodforthedeterminationofthe compressiveofstrengthofhydraulicallyboundmixtures. EN1328642, Unboundandhydraulicallyboun

    19、dmixturesPart42:Testmethodforthedeterminationofthe indirecttensilestrengthofhydraulicallyboundmixtures. EN1328643, UnboundandhydraulicallyboundmixturesPart43:Testmethodforthedeterminationofthe modulusofelasticityofhydraulicallyboundmixtures. prEN1328644, UnboundandhydraulicallyboundmixturesPart44:Te

    20、stmethodforthedeterminationofthe alphacoefficientofvitrifiedblastfurnaceslag. prEN1328645, UnboundandhydraulicallyboundmixturesPart45:Testmethodforthedeterminationofthe workabilityperiodofhydraulicallyboundmixtures. EN1328646, UnboundandhydraulicallyboundmixturesPart46:Testmethodforthedeterminationo

    21、fthe moistureconditionvalue. prEN1328647, UnboundandhydraulicallyboundmixturesPart47:Testmethodsforthedeterminationof Californiabearingratio,immediatebearingindexandlinearswelling. prEN1328648, UnboundandhydraulicallyboundmixturesPart48:Testmethodforthedeterminationofthe degreeofpulverisation.EN1328

    22、646:2003(E) 4 prEN1328649, UnboundandhydraulicallyboundmixturesPart49:Testmethodforthedeterminationofthe acceleratedswellingofsoiltreatedbylimeand/orhydraulicbinder. prEN1328650,UnboundandhydraulicallyboundmixturesPart50:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingProctor

    23、equipmentorvibratingtablecompaction. prEN1328651,UnboundandhydraulicallyboundmixturesPart51:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibratinghammercompaction. prEN1328652,UnboundandhydraulicallyboundmixturesPart52:Methodforthemanufactureoftest specimensofhydraulically

    24、boundmixturesusingvibrocompression. prEN1328653,UnboundandhydraulicallyboundmixturesPart53:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingaxialcompression. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimpleme

    25、ntthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, SlovakRepublic,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1328646:2003(E) 5 1Scope ThisEuropeanStandardspecifiesthemethodforthede

    26、terminationofthemoistureconditionvalueofmixtures. Themoistureconditionvaluetestdeterminesthesuitabilityofamixtureforplacing,compactionandtraffickingby constructionequipment. TheEuropeanStandardisapplicabletothetestingoflaboratorypreparedorproductionmixturesandtomixtures susceptibletocrushingduringco

    27、mpaction. Thetestsareappropriatetothatpartofthemixtureuptoamaximumparticlesizeof20mm. 2 Normativereference ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.F

    28、or datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN10975, Testsformechanicalandphysicalpropertiesofaggrega

    29、tesPart5:Determinationofthewater contentbydryinginaventilatedoven. 3 Termanddefinition ForthepurposesofthisEuropeanStandard,thefollowingtermanddefinitionapply. 3.1 moistureconditionvalue valuedescribingthemoisturestateofamixturerelativetoitscompactability 4Principle Thetestinvolvesthedeterminationof

    30、thecompactiveeffortnecessaryintermsofthenumberofblowsofarammer toalmostfullycompactasampleofthemixtureundertest. NOTE Thetestisbasedonthefactthatrelationsbetweendensityandmoisturecontentproducedbydifferentcompactive effortstendtoconvergeasthemoisturecontentincreases. Asampleofthemixtureisplacedinamo

    31、uldandthepenetrationoftherammerintothemouldismeasuredat variousstagesofcompaction.Thepenetrationoftherammeratanygivennumberofblowsiscomparedwiththe penetrationforfourtimesasmanyblowsandthechangeinpenetrationisdetermined.Thechangeinpenetrationis plottedagainstthelogarithm(tothebase10)ofthenumberofblo

    32、wscorrespondingtoachangeinpenetrationof 5mmintheplottedcurve. 5Apparatus 5.1 Moistureconditionapparatus Themoistureconditionapparatusshallincludeaframe,amould,arammer,aseparatingdiscandameansof measuringthepenetrationorprotrusionoftherammertoanaccuracyof0,1mm. NOTE Themainfeaturesofthemoisturecondit

    33、ionapparatusareshowninFigure1.EN1328646:2003(E) 6 5.1.1 Frame,includingthebaseandguiderods,ofrobustconstruction.Themassofthebaseshallbeatleast 31kg.Ameansofpositivelylocatingthemouldonthebaseshallbeprovided. NOTE Providedtherammercanfallverticallyandfreely,nospecialgroundsupportorplinthisrequired. 5

    34、.1.2 Mouldcylinder,detachablefromthemouldbaseandsodesignedthat,whendetached,theinternalbore shallbeuninterruptedthroughoutitslength.Themouldshallbepermeableatthebase. Thepermeabilityshallbesuchthatwaterdischargesfromthemould,whenmaintainedataconstantheadof 175mmabovethebaseofthemould,atarateofbetwee

    35、n4l/minand7l/min. Theinnersurfaceofthemouldcylindershallhaveaprotectivecoating. Theinternaldiameterofthemouldshallbebetween100,00mmand100,10mm.Theinternalheightofthemould shallbeatleast200mm. 5.1.3 Rammer, withatotalmassoftherammerincludingguidanceandliftingattachmentsof(7,00 0,05)kg. Thediameteroft

    36、hebottomfaceoftherammershallbebetween96,95mmand97,00mm;nootherpartofthe rammerwhichentersthemouldshallexceedthisdiameter. Thebottomfaceoftherammershallbeflatexceptforanyfixingandlocatingdevices. Therammershallhaveaguidancesystemwhich,whilenotimpairingtheabilitytoachievethenearfreefall requirements,e

    37、nsuresthattherammerdoesnotstrikethemouldcylinderduringthetest.Therammershallfall freelywithminimalfrictionlossesfromtheguidancesystembetweenthereleasepointandthesurfaceofthe sampleinthemould. Theguidanceandliftingattachmentsshallbedesignedsothatthebottomfaceoftherammeriscapableof penetratingtowithin

    38、35mmofthebottomofthemould. Ascaleordepthgaugeshallbeprovidedandattachedtotherammer.Thescale,inassociationwithavernier placedonthetopsurfaceofthemouldcylinder,shallallowthepenetrationoftherammerintothemouldtoberead towithin0,1mm.Alternatively,adepthgaugecapableofbeingreadto0,1mmmaybeprovidedtomeasure

    39、the lengthoframmerprotrudingabovethetopofthemould. Alightweightrigiddiscofappropriatematerial,e.g.fibre,withaminimumdiameterof99,10mmandapproximate thicknessof5mm,shallbeprovidedtoseparatethesampleinthemouldfromthebottomfaceoftherammer. 5.1.4 Liftingsystem, withanautomaticlatchwhichengagestherammerl

    40、iftingattachmentatthelowerlimitof travel,andwhichreleasestherammeratapresetlevelattheupperlimitoftravel. NOTE Anautomaticcountertoindicatethenumberoftimesthattherammerhasbeenreleasedcanbeprovided. Thepositionoftherammerreleaseactuatorshallbeadjustablesuchthattherequiredheightofdroptothesurface ofthe

    41、sampleshallbemaintained.Therammerreleaseactuatorshallbepositivelylocatedinanyofanumberof positionssuchthatthedesiredheightofdropisachievedtowithin 5mm. Anindicatorsystemregisteringtheheightofdropshallrelatetherammerreleasepointtothelowerlimitoftravelof therammer,i.e.whenatrestonthesurfaceofthesample

    42、. Theheightofdropindicatorandtheheightofdropshallbeadjustablebetween100mmand260mm. Therammershallbecapableofbeingreleasedataheightsuchthatthebottomfaceoftherammerisatleast 250mmabovethetopofthemouldcylinder. 5.2 Balance,c apableofreadingto1gfortestscarriedoutinthelaboratory. NOTE Fortestscarriedouti

    43、ntheopenadjacenttotheworks,andwhentheproportionofmixtureretainedonthe20mm sieveisnotrequiredtobeweighed,abalancewitharesolutionof20gisadequate,e.g.arobustspringbalance.EN1328646:2003(E) 7 5.3 20mmtestsieveandreceiver. 5.4 Corrosionresistantmetalorplastictray,withsides,ofapprox.80mmdeep,ofasizesuitableforthe quantityofmaterialtobeused. 5.5 Apparatusforextractingspecimensfromthemould(optional


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