1、BRITISH STANDARD BS EN 12697-36:2003 Bituminous mixtures Test methods for hot mix asphalt Part 36: Determination of the thickness of a bituminous pavement The European Standard EN 12697-36:2003 has the status of a British Standard ICS 93.080.20 BS EN 12697-36:2003 This British Standard was published
2、 under the authority of the Standards Policy and Strategy Committee on 28 March 2003 BSI 28 March 2003 ISBN 0 580 41481 7 National foreword This British Standard is the official English language version of EN 12697-36:2003. The UK participation in its preparation was entrusted by Technical Committee
3、 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 which implement international or European pub
4、lications 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 n
5、ecessary 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 i
6、nterpretation, 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 9 and a back cover. The BSI
7、copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1269736 March2003 ICS93.080.20 Englishversion BituminousmixturesTestmethodsforhotmixasphaltPart 36:Determi
8、nationofthethicknessofabituminouspavement MatriauxenrobsMthodesdessaipourenrobs chaudPartie36:Mthodedvaluationdpaisseurdun revtementbitumineux AsphaltPrfverfahrenfrHeiasphaltTeil36: BestimmungderDickevonFahrbahnbefestigungenaus Asphalt ThisEuropeanStandardwasapprovedbyCENon21November2002. CENmembers
9、areboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. T
10、hisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,C
11、zechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassa
12、rt,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1269736:2003EEN1269736:2003(E) 2 Contents page Foreword3 1 Scope 6 2 Apparatus .6 3 Testspecimens 6 4 Procedure .6 5 Testreport . .9 6 Precision.9EN1269736:2003(E) 3 Foreword Thi
13、sdocument(EN1269736:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC227“Roadmaterials“, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbySeptember2003,andconflictingnationalstandardsshallbew
14、ithdrawnatthe latestbyAugust2005. ThisEuropeanStandardisoneofaseriesofstandardsaslistedbelow. EN126971, Bituminousmixtures - Testmethodsforhotmixasphalt - Part1:Solublebindercontent EN126972,Bituminousmixtures- Testmethodsforhotmixasphalt - Part2:Determinationofparticlesize distribution EN126973, Bi
15、tuminousmixtures - Testmethodsforhotmixasphalt - Part3:Binderrecovery:Rotaryevaporator EN126974, Bituminousmixtures- Testmethodsforhotmixasphalt - Part4:Binderrecovery:Fractionating column EN126975, BituminousmixturesTestmethodsforhotmixasphaltPart5:Determinationofthemaximum density EN126976, Bitumi
16、nousmixtures - Testmethodsforhotmixasphalt - Part6: Determinationofbulkdensityof bituminousspecimenbyhydrostaticmethod EN126977, Bituminousmixtures - Testmethodsforhotmixasphalt - Part7:Determinationofbulkdensityof bituminousspecimensbygammarays EN126978, Bituminousmixtures - Testmethodsforhotmixasp
17、halt - Part8:Determinationofvoidcharacteristics ofbituminousspecimens EN126979, Bituminousmixtures - Testmethodsforhotmixasphalt - Part9:Determinationofthereference density EN1269710, Bituminousmixtures - Testmethodsforhotmixasphalt - Part10:Compactibility prEN1269711,Bituminousmixtures - Testmethod
18、sforhotmixasphalt - Part11:Determinationofthe compatabilitybetweenaggregateandbinder prEN1269712, Bituminousmixtures - Testmethodsforhotmixasphalt - Part12:Determinationofthewater sensitivityofspecimens EN1269713, Bituminousmixtures - Testmethodsforhotmixasphalt - Part13:Temperaturemeasurement EN126
19、9714, Bituminousmixtures - Testmethodsforhotmixasphalt - Part14:Watercontent EN1269715, Bituminousmixtures - Testmethodsforhotmixasphalt - Part15:Determinationofthesegregation sensitivity prEN1269716, Bituminousmixtures - Testmethodsforhotmixasphalt - Part16:Abrasionbystuddedtyres prEN1269717 ,Bitum
20、inousmixtures - Testmethodsforhotmixasphalt - Part17:Particlelossofporousasphalt specimenEN1269736:2003(E) 4 prEN1269718 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part18:Binderdrainagefromporous asphalt prEN1269719 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part19:Permeabilityofsp
21、ecimen prEN1269720,Bituminousmixtures - Testmethodsforhotmixasphalt - Part20:Indentationusingcubeor marshallspecimen prEN1269721,Bituminousmixtures- Testmethodsforhotmixasphalt - Part21:Indentationusingplate specimens prEN1269722 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part22:Wheeltracki
22、ng prEN1269723 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part23:Determinationoftheindirect tensilestrengthofbituminousspecimens prEN1269724 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part24:Resistancetofatigue prEN1269725 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part25:
23、Cycliccompressiontest prEN1269726 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part26:Stiffness EN1269727 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part27:Sampling EN1269728,Bituminousmixtures- Testmethodsforhotmixasphalt - Part28:Preparationofsamplesfor determiningbindercontent,wat
24、ercontentandgrading EN1269729 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part29:Determinationofthedimensions ofabituminousspecimen prEN1269730 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part30:Specimenpreparation,impact compactor prEN1269731 ,Bituminousmixtures - Testmethodsforhotm
25、ixasphalt - Part31:Specimenpreparation,gyratory compactor EN1269732,Bituminousmixtures- Testmethodsforhotmixasphalt - Part32:Laboratorycompactionof bituminousmixturesbyavibratorycompactor prEN1269733 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part33:Specimenpreparation,slab compactor prEN12
26、69734 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part34:Marshalltest prEN1269735 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part35:Laboratorymixing EN1269736 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part36:Determinationofthethicknessof abituminouspavement prEN1269737 ,Bi
27、tuminousmixtures - Testmethodsforhotmixasphalt - Part37:Hotsandtestfortheadhesivity ofbinderonprecoatedchippingsforHRA prEN1269738 ,Bituminousmixtures - Testmethodsforhotmixasphalt - Part38:Testequipmentandcalibration TheapplicabilityofthisEuropeanStandardisdescribedintheproductstandardsforbituminou
28、smixtures. NoexistingEuropeanStandardissuperseded.EN1269736:2003(E) 5 AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ire
29、land,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1269736:2003(E) 6 1Scope ThisEuropeanStandarddescribestwotestmethodsfordeterminingthethicknessofabituminouspavement.The firstmethoddescribesmeasurementscarriedoutononeormorecoreswhichhaveb
30、eendrilledfromthefulldepth oftheslaborroadstructure(destructivemethod).Thesecondmethodelectromagnetic(nondestructive) measurementareused. 2Apparatus 2.1 Metalruleortape. 2.2 Callipergauge. 2.3 Approvedjigorotherdevice. 2.4 Electromagneticapparatusfornondestructivemeasurementsconsistingofaluminiumfoi
31、lthatisstuckon thebituminouslayeroraluminiumsheetmetalthatisfastenedontheunboundaggregatesofthesubgrade.The dimensionsoftheantipoleshallbe:width(30010) mm,length(70010) mmandthickness0,05 mmto 0,30mm.Thequalityoftheantipoleshallbethesameallthetime. NOTE Noothermetalobjectmaybepresentwithin1 mdistanc
32、eoftheantipole,becausethiscaninfluencethe measurement. 3 Testspecimens Coresusedasspecimensforthicknessmeasurementsshallberepresentativeofthebituminouspavementslab fromwhichtheyaretaken.Thecoresshallbedrilledcompletelythroughthebituminouspavementslabforwhich thethicknessistobemeasured.Thecoreaxissha
33、llpreferablybewithin5ofthenormalaxistothepavement. Furthermoretheendsshallbefreefromallconditionsnottypicalofthesurfacesofthepaving.Coresthatshow defectswhichinfluencethemeasurementsorthathavebeendamagedappreciablyinthedrillingoperation(e.g. fragmentedcores,splitcoresandcurvedcores),shallnotbeused.
34、NOTE Therecommendeddiameterofthecorestakenis100mmor150mm. 4Procedure 4.1Destructive measurement 4.1.1 Thethicknessofeachcoreoreachlayershallbemeasuredtothenearest1mm.Thethicknessmeasure mentsshallbeperpendiculartotheupperplaneofthecore.Measurementsshallbebetweenupperandlower surfacesorbetweenwelldef
35、inedboundarylinesincaseswherethecoreconsistsofmorethanonelayer. 4.1.2 Fourmeasurementsshallbetakenevenlyspacedaboutthediameterofeachcore.Thepositionofthese measurementsshallbeclearlymarkedalongeachcore. 4.1.3 Whenthecoreconsistsofonelayerorwhenonlythetotalthicknessofthebituminouspavementis relevant,
36、recordtheaverageofthefourmeasurementsasthepavementthickness. 4.1.4 Whenthecoreconsistsofmorethanonelayerandalsothethicknessoftheindividuallayersisrelevant, thenateachofthefourpointsalineshallbedrawntothebottomsurfaceofthecore,perpendiculartotheupper surface.Theboundarylinesofthelayersshallthenbemark
37、edonthedrawnlines,asshowninFigure1.EN1269736:2003(E) 7 Key 1 markingsontheuppersurface 2 uppersurface 3 linesperpendiculartotheuppersurface 4c r o s s p o i n t s 5 boundaryline NOTE Whenitisdifficulttodistinguishtheboundarylines,thecoremayberolledonthefloororwetted.Whenthisisnot sufficientandthecor
38、eisnottobeusedforotherpurposes,thecoremaybesawninhalfalongitslength(fromtoptobottom . Figure1Markingforthicknessmeasurementofcoreswithmultiplelayers 4.1.5 Beginningatthetoplayer,thethicknessoftheindividuallayersshallbemeasuredwithcumulative measurementatthecrosspointsofthefourperpendicularlineswitht
39、heboundarylines,asshowninFigure2. Key 1 uppersurface Figure2PrincipleofcumulativemeasurementEN1269736:2003(E) 8 4.1.6 Calculatethethicknessofanindividuallayertothenearest1mmasfollows: - Thicknesslayer 1 - - = i i t t i inmillimetres(mm) (1) Definetheaverageofthefourmeasurementsforeachlayerasthelayer
40、thicknessandexpressitinmillimetres. 4.1.7 Whentheanglebetweenthewallofthecoreandaverticalplaneismorethan5thenthecoreshallbe placedwithitstopfaceonahorizontalsurface.Thetotalthicknessorthethicknessoftheindividuallayersshallbe measuredrelativetothevertical(ratherthanparalleltotheaxisofthecore)inaccord
41、ancewith 4.1.2to 4.1.6. 4.2Electromagnetic measurement 4.2.1 Thethicknessofthelayer(orlayers)shallbemeasuredwithanelectromagneticapparatus(eddycurrent principle)andanantipolethatisfixedontheroadpriortolayingthecoatedmaterialthethicknessofwhichistobe measured.Themeasurementsobtainedshallbereadableto1
42、mm. 4.2.2 Beforemeasuring,theapparatusshallbecalibrated,e.g.bymeansofcalibrationrings. NOTE1 Ingeneral,thecalibrationprocedureoftheapparatusisdescribedintheusersmanual. NOTE2 As the measurement may be influenced by electrical and magnetic properties of the materials (especially aggregates)thelayerca
43、librationshouldbeconductedwithatleastoneindependentmeasurementofthicknessusingthe destructivemeasuringmethod. 4.2.3 Thethicknessofthelayersshallbemeasuredindividuallyorcumulatively,asshowninFigure3and Figure4.Thethickness shallbemeasuredatonepointapproximatelyinthemiddleoftheantipoleandshallbe expressedtothenearest1mm. Themeanofthefourmeasurementsshallbedefinedasthelayerthicknessexpressedinmillimetres. in
