1、BRITISH STANDARD BS EN 12697-23:2003 Incorporating Corrigendum No. 1 Bituminous mixtures Test methods for hot mix asphalt Part 23: Determination of the indirect tensile strength of bituminous specimens The European Standard EN 12697-23:2003 has the status of a British Standard ICS 93.080.20 BS EN 12
2、697-23:2003 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 23 July 2003 BSI 30 July 2003 ISBN 0 580 42304 2 National foreword This British Standard is the official English language version of EN 12697-23:2003. The UK participation in its pr
3、eparation was entrusted to Technical Committee B/510, Road materials, to Subcommittee B/510/1, Coated macadam and hot asphalt, 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
4、 which implement 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 pub
5、lication 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 internati
6、onal/European 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
7、 page, pages 2 to 12, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments 14625 Corrigendum No. 1 30 July 2003 Correction of typographical error on front cov
8、erEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1269723 July2003 ICS93.080.20 Englishversion BituminousmixturesTestmethodsforhotmixasphaltPart 23:Determinationoftheindirecttensilestrengthofbituminous specimens MlangesbitumineuxMthodesdessaipourenrobs chaudPartie23:Dterminationdelarsistancela trac
9、tionindirectedesprouvettesbitumineuses AsphaltPrfverfahrenfrHeiasphaltTeil23: BestimmungderindirektenZugfestigkeitvonAsphalt Probekrpern ThisEuropeanStandardwasapprovedbyCENon7May2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an St
10、andardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebyt
11、ra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Nether
12、lands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalM
13、embers. Ref.No.EN1269723:2003EEN1269723:2003(E) 2 Contents Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .6 4 Principle7 5 Apparatus .7 5.1 Compressiontestingmachine. .7 5.2 Testingheadwithloadingstrips 7 5.3 Measuringdevice .8 5.4 Waterbath .8 5.5 Softplasticbags . .8 6 Samplep
14、reparation .9 6.1 Numberofspecimen .9 6.2 Dimensionsoftestspecimen . 9 6.3 Propertiestobeselected . .9 6.4 Groupingofspecimen .9 6.5 Visualexamination 9 6.6 Measurementofdimensions . .9 7 Conditioning.9 7.1 Thermaltreatment. .9 7.2 Storage9 8 Testprocedure .10 9 Calculation10 10 Testreport 11 11 Pre
15、cision.11 Bibliography 12EN1269723:2003(E) 3 Foreword Thisdocument(EN1269723:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC227,“Roadmaterials“, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelat
16、estbyJanuary2004,andconflictingnationalstandardsshallbewithdrawnatthelatest byAugust2005. ThisEuropeanStandardisoneofaseriesofstandardsaslistedbelow. EN126971, BituminousmixturesTestmethodsforhotmixasphaltPart1:Solublebindercontent. EN126972, BituminousmixturesTestmethodsforhotmixasphaltPart2:Determ
17、inationofparticlesize distribution. EN126973, Bituminous mixtures Test methods for hot mix asphalt Part3: Bitumen recovery: Rotary evaporator. EN126974, BituminousmixturesTestmethodsforhotmixasphaltPart4:Bitumenrecovery:Fractionating column. EN126975, BituminousmixturesTestmethodsforhotmixasphaltPar
18、t5:Determinationofthemaximum density. EN126976, BituminousmixturesTestmethodsforhotmixasphaltPart6:Determinationofbulkdensityof bituminousspecimens. EN126977, BituminousmixturesTestmethodsforhotmixasphaltPart7:Determinationofbulkdensityof bituminousspecimensbygammarays. EN126978,Bituminous mixtures
19、Test methods for hot mix asphalt Part8: Determination of void characteristicsofbituminousspecimens. EN126979, BituminousmixturesTestmethodsforhotmixasphaltPart9:Determinationofthereference density. EN1269710, BituminousmixturesTestmethodsforhotmixasphaltPart10:Compactability. prEN1269711,Bituminousm
20、ixtures Testmethodsforhotmixasphalt Part 11:Determinationofthe compatibilitybetweenaggregateandbitumen. prEN1269712, BituminousmixturesTestmethodsforhotmixasphaltPart12:Determinationofthewater sensitivityofbituminousspecimen. EN1269713, BituminousmixturesTestmethodsforhotmixasphaltPart13:Temperature
21、measurement. EN1269714, BituminousmixturesTestmethodsforhotmixasphaltPart14:Watercontent. EN1269715,Bituminousmixtures Testmethodsforhotmixasphalt Part 15:Determinationofthe segregationsensitivity. prEN1269716, BituminousmixturesTestmethodsforhotmixasphaltPart16:Abrasionbystuddedtyres. prEN1269717,
22、BituminousmixturesTestmethodsforhotmixasphaltPart17:Partiallossofporousasphalt specimen.EN1269723:2003(E) 4 prEN1269718, BituminousmixturesTestmethodsforhotmixasphaltPart18:Binderdrainagefromporous asphalt. prEN1269719, BituminousmixturesTestmethodsforhotmixasphaltPart19:Permeabilityofspecimen. prEN
23、1269720, BituminousmixturesTestmethodsforhotmixasphaltPart20:Indentationusingcubeor marshallspecimen. prEN1269721, Bituminousmixtures Testmethodsforhotmixasphalt Part 21:Indentationusingplate specimens. prEN1269722, BituminousmixturesTestmethodsforhotmixasphaltPart22:Wheeltracking. prEN1269723, Bitu
24、minousmixturesTestmethodsforhotmixasphaltPart23:Determinationoftheindirect tensilestrengthofbituminousspecimens. prEN1269724, BituminousmixturesTestmethodsforhotmixasphaltPart24:Resistancetofatigue. prEN1269725, BituminousmixturesTestmethodsforhotmixasphaltPart25:Cycliccompressiontest. prEN1269726,
25、BituminousmixturesTestmethodsforhotmixasphaltPart26:Stiffness. EN1269727, BituminousmixturesTestmethodsforhotmixasphaltPart27:Sampling. EN1269728, BituminousmixturesTestmethodsforhotmixasphaltPart28:Preparationofsamplesfor determiningbindercontent,watercontentandgrading. EN1269729,Bituminousmixtures
26、 Testmethodsforhotmixasphalt Part 29:Determinationofthe dimensionsofabituminousspecimen. prEN1269730, BituminousmixturesTestmethodsforhotmixasphaltPart30:Specimenpreparation,impact compactor. prEN1269731,Bituminousmixtures Testmethodsforhotmixasphalt Part 31:Specimenpreparation gyratorycompactor. EN
27、1269732, BituminousmixturesTestmethodsforhotmixasphaltPart32:Laboratorycompactionof bituminousmixturesbyavibratorycompactor. prEN1269733, BituminousmixturesTestmethodsforhotmixasphaltPart33:Specimenpreparationslab compactor. prEN1269734, BituminousmixturesTestmethodsforhotmixasphaltPart34:Marshallte
28、st. prEN1269735, BituminousmixturesTestmethodsforhotmixasphaltPart35:Laboratorymixing. EN1269736, BituminousmixturesTestmethodsforhotmixasphaltPart36:Determinationofthethickness ofabituminouspavement. prEN1269737, Bituminousmixtures Testmethodsforhotmixasphalt Part 37:Hotsandtestforthe adhesivityofb
29、inderonprecoatedchippingsforHRA. prEN1269738,Bituminousmixtures Testmethodsforhotmixasphalt Part 38:Testequipmentand calibration. prEN1269739, BituminousmixturesTestmethodsforhotmixasphaltPart39:Bindercontentbyignition method. prEN1269740, BituminousmixturesTestmethodsforhotmixasphaltPart40:Voidcont
30、ent,compactionand hydraulicconductivityofmaterialinthelayer. prEN1269741, BituminousmixturesTestmethodsforhotmixasphaltPart41:Resistancetodeicingfluids.EN1269723:2003(E) 5 prEN1269742, BituminousmixturesTestmethodsforhotmixasphaltPart42:Am ountofforeignmattersin reclaimedasphalt. prEN1269743, Bitumi
31、nousmixturesTestmethodsforhotmixasphaltPart43:Resistancetofuel. prEN1269744, BituminousmixturesTestmethodsforhotmixasphaltPart44:Bindercontentofmixtures withmodifiedbinders. ThisEuropeanStandardformsapartofaseriesoftestsformechanicalandphysicalpropertiesofbituminous mixtures. TheapplicabilityofthisE
32、uropeanStandardisdescribedintheproductstandardsforbituminousmaterials, prEN13108. ItdoesnotreplaceanyexistingEuropeanStandard. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,D
33、enmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom. 1Scope ThisEuropeanStandardspecifiesatestmethodfordeterminingthe(splitting)indirecttensilestrengthofcylindrical specimensofbituminou
34、smixtures. NOTE DeterminationofthewatersensitivityofbituminousspecimensinaccordancewithprEN1269712isbasedon determinationoftheindirecttensilestrengthinaccordancewiththistestmethod. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These n
35、ormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationre
36、ferredtoapplies(includingamendments). prEN1269712, BituminousmixturesTestmethodsforhotmixasphaltPart12:Determinationofthewater sensitivityofbituminousspecimens. EN1269727, BituminousmixturesTestmethodsforhotmixasphaltPart27:Sampling. EN1269729, BituminousmixturesTestmethodsforhotmixasphaltPart29:Det
37、erminationofthedimensions ofabituminousspecimen. prEN1269730, BituminousmixturesTestmethodsforhotmixasphaltPart30:Specimenpreparation,impact compactor. prEN1269731 ,BituminousmixturesTestmethodsforhotmixasphaltPart31:Specimenpreparationgyratory compactor. EN1269732, Bituminousmixtures Testmethodsfor
38、hotmixasphalt Part 32:Laboratorycompactionof bituminousmixturesbyavibratorycompactor. prEN1269733, BituminousmixturesTestmethodsforhotmixasphaltPart33:Specimenpreparationslab compactor prEN1269734, BituminousmixturesTestmethodsforhotmixasphaltPart34:Marshalltest.EN1269723:2003(E) 6 3 Termsanddefinit
39、ions ForthepurposesofthisEuropeanStandard, thefollowingtermsanddefinitionsapply. 3.1 indirecttensilestrength, ITS maximum(calculated)tensilestressappliedtoacylindricalspecimenloadeddiametricallyuntilbreakatthe specifiedtesttemperatureandspeedofdisplacementofthecompressiontestingmachine 3.2 cylindric
40、alspecimen laboratorymade(e.g.gyratoryorimpactcompacted)cylindricalmouldedspecimenorcoretakenfroma bituminouslayerorslab 3.3 precision theclosenessofagreementbetweenindependenttestresultsobtainedunderstipulatedconditions NOTE1 Precisiondependsonlyonthedistributionofrandomerrorsanddoesnotrelatetothet
41、ruevalueorthespecified value. NOTE2 Themeasureofprecisionisusuallyexpressedintermsofimprecisionandcomputedasastandarddeviationofthe testresults.Lessprecisionisreflectedbyalargerstandarddeviation. NOTE3 “Independenttestresults”meansresultsobtainedinamannernotinfluencedbyanypreviousresultonthesameor s
42、imilartestobject.Quantitativemeasuresofprecisiondependcriticallyonthestipulatedconditions.Repeatabilityand reproducibilityconditionsareparticularsetsofextremeconditions. 3.4 repeatability precisionunderrepeatabilityconditions 3.5 repeatabilityconditions conditionsinwhichindependenttestresultsareobta
43、inedwiththesamemethodonidenticaltestitemsinthesame laboratorybythesameoperatorusingthesameequipmentwithinshortintervalsoftime 3.6 repeatabilitylimit valuelessthanorequaltowhichtheabsolutedifferencebetweentwotestresultsobtainedunderrepeatability conditionsmaybeexpectedtobewithinprobabilityof95% NOTE Thesymbolusedforrepeatabilitylimitis r. 3.7 reproducibility precisionunderreproducibilityconditions 3.8 reproducibilityconditions conditionsin
