DIN EN 12697-34-2012 Bituminous mixtures - Test methods for hot mix asphalt - Part 34 Marshall test German version EN 12697-34 2012《沥青混合料 热混沥青的试验方法 第34部分 马歇尔试验 德文版本EN 12697-34-2012.pdf

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2、n need for graphical plotter; d) a note has been added allowing an alternative number of votes; e) the staking of specimens is not permitted; f) a note has been added about rapid cooling of rolled asphalt specimens; g) the requirements for measurement of flow have been revised; h) the equation for c

3、alculating the corrected stability has been revised with units in cubic millimetres rather than millilitres; i) the calculation of flow has been clarified; j) Annex A has been revised. Previous editions DIN EN 12697-34: 2004-09, 2007-11 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12697-34 M

4、ay 2012 ICS 93.080.20 Supersedes EN 12697-34:2004+A1:2007English Version Bituminous mixtures - Test methods for hot mix asphalt - Part 34: Marshall test Mlanges bitumineux - Mthodes dessai pour mlange hydrocarbon chaud - Partie 34 : Essai Marshall Asphalt - Prfverfahren fr Heiasphalt - Teil 34: Mars

5、hall-Prfung This European Standard was approved by CEN on 30 March 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliogra

6、phical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibil

7、ity of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece,

8、Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Mana

9、gement Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12697-34:2012: EEN 12697-34:2012 (E) 2 Contents Page Foreword 31 Scope 72 Normative references 73 Terms and definitions .74 Princ

10、iple 85 Apparatus .86 Procedure .86.1 Specimen preparation .86.2 Test procedure .97 Expression of results 98 Test report . 109 Precision 10Annex A (normative) Marshall stability and flow values 11Annex B (normative) Testing head . 12Bibliography . 13DIN EN 12697-34:2012-07 EN 12697-34:2012 (E) 3 For

11、eword This document (EN 12697-34:2012) has been prepared by Technical Committee CEN/TC 227 “Road materials”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest b

12、y November 2012, and conflicting national standards shall be withdrawn at the latest by November 2012. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all suc

13、h patent rights. This document supersedes EN 12697-34:2004+A1:2007. The significant changes with respect to the previous edition are: a) definition of stability revised; b) definition of total flow added; c) note added on need for graphical plotter; d) note added allowing alternative number of votes

14、; e) staking of specimens not permitted; f) note added about rapid cooling of rolled asphalt specimens; g) requirements for measurement of flow revised; h) equation for calculating the corrected stability revised with units in cubic millimetres rather than millilitres; i) calculation of flow clarifi

15、ed; j) Annex A revised. Annexes A and B are normative. This document is one of a series of European Standards which specify various test methods for bituminous mixtures. It includes the following parts: EN 12697-1, Bituminous mixtures Test methods for hot mix asphalt Part 1: Soluble binder content E

16、N 12697-2, Bituminous mixtures Test method for hot mix asphalt Part 2: Determination of particle size distribution EN 12697-3, Bituminous mixtures Test methods for hot mix asphalt Part 3: Bitumen recovery: Rotary evaporator EN 12697-4, Bituminous mixtures Test methods for hot mix asphalt Part 4: Bit

17、umen recovery: Fractionating column EN 12697-5, Bituminous mixtures Test methods for hot mix asphalt Part 5: Determination of the maximum density DIN EN 12697-34:2012-07 EN 12697-34:2012 (E) 4 EN 12697-6, Bituminous mixtures Test methods for hot mix asphalt Part 6: Determination of bulk density of b

18、ituminous specimens EN 12697-7, Bituminous mixtures Test methods for hot mix asphalt Part 7: Determination of bulk density of bituminous specimens by gamma rays EN 12697-8, Bituminous mixtures Test methods for hot mix asphalt Part 8: Determination of void characteristics of bituminous specimens EN 1

19、2697-10, Bituminous mixtures Test methods for hot mix asphalt Part 10: Compactability EN 12697-11, Bituminous mixtures Test methods for hot mix asphalt Part 11: Determination of the affinity between aggregate and bitumen EN 12697-12, Bituminous mixtures Test methods for hot mix asphalt Part 12: Dete

20、rmination of the water sensitivity of bituminous specimens EN 12697-13, Bituminous mixtures Test methods for hot mix asphalt Part 13: Temperature measurement EN 12697-14, Bituminous mixtures Test methods for hot mix asphalt Part 14: Water content EN 12697-15, Bituminous mixtures Test methods for hot

21、 mix asphalt Part 15: Determination of the segregation sensitivity EN 12697-16, Bituminous mixtures Test methods for hot mix asphalt Part 16: Abrasion by studded tyres EN 12697-17, Bituminous mixtures Test methods for hot mix asphalt Part 17: Particle loss of porous asphalt specimen EN 12697-18, Bit

22、uminous mixtures Test methods for hot mix asphalt Part 18: Binder drainage EN 12697-19, Bituminous mixtures Test methods for hot mix asphalt Part 19: Permeability of specimen EN 12697-20, Bituminous mixtures Test methods for hot mix asphalt Part 20: Indentation using cube or cylindrical specimens EN

23、 12697-21, Bituminous mixtures Test methods for hot mix asphalt Part 21: Indentation using plate specimens EN 12697-22, Bituminous mixtures Test methods for hot mix asphalt Part 22: Wheel tracking EN 12697-23, Bituminous mixtures Test methods for hot mix asphalt Part 23: Determination of the indirec

24、t tensile strength of bituminous specimens EN 12697-24, Bituminous mixtures Test methods for hot mix asphalt Part 24: Resistance to fatigue EN 12697-25, Bituminous mixtures Test methods for hot mix asphalt Part 25: Cyclic compression test EN 12697-26, Bituminous mixtures Test methods for hot mix asp

25、halt Part 26: Stiffness EN 12697-27, Bituminous mixtures Test methods for hot mix asphalt Part 27: Sampling EN 12697-28, Bituminous mixtures Test methods for hot mix asphalt Part 28: Preparation of samples for determining binder content, water content and grading DIN EN 12697-34:2012-07 EN 12697-34:

26、2012 (E) 5 EN 12697-29, Bituminous mixtures Test methods for hot mix asphalt Part 29: Determination of the dimensions of a bituminous specimen EN 12697-30, Bituminous mixtures Test methods for hot mix asphalt Part 30: Specimen preparation by impact compactor EN 12697-31, Bituminous mixtures Test met

27、hods for hot mix asphalt Part 31: Specimen preparation by gyratory compactor EN 12697-32, Bituminous mixtures Test methods for hot mix asphalt Part 32: Laboratory compaction of bituminous mixtures by vibratory compactor EN 12697-33, Bituminous mixtures Test methods for hot mix asphalt Part 33: Speci

28、men prepared by roller compactor EN 12697-34, Bituminous mixtures Test methods for hot mix asphalt Part 34: Marshall test EN 12697-35, Bituminous mixtures Test methods for hot mix asphalt Part 35: Laboratory mixing EN 12697-36, Bituminous mixtures Test methods for hot mix asphalt Part 36: Determinat

29、ion of the thickness of a bituminous pavement EN 12697-37, Bituminous mixtures Test methods for hot mix asphalt Part 37: Hot sand test for the adhesivity of binder on precoated chippings for HRA EN 12697-38, Bituminous mixtures Test methods for hot mix asphalt Part 38: Common equipment and calibrati

30、on EN 12697-39, Bituminous mixtures Test methods for hot mix asphalt Part 39: Binder content by ignition EN 12697-40, Bituminous mixtures Test methods for hot mix asphalt Part 40: In situ drainability EN 12697-41, Bituminous mixtures Test methods for hot mix asphalt Part 41: Resistance to de-icing f

31、luids EN 12697-42, Bituminous mixtures Test methods for hot mix asphalt Part 42: Amount of coarse foreign matter in reclaimed asphalt EN 12697-43, Bituminous mixtures Test methods for hot mix asphalt Part 43: Resistance to fuel EN 12697-44, Bituminous mixtures Test methods for hot mix asphalt Part 4

32、4: Crack propagation by semi-circular bending test EN 12697-45, Bituminous mixtures Test methods for hot mix asphalt Part 45: Saturation Ageing Tensile Stiffness (SATS) conditioning test EN 12697-46, Bituminous mixtures Test methods for hot mix asphalt Part 46: Low temperature cracking and propertie

33、s by uniaxial tension tests EN 12697-47, Bituminous mixtures Test methods for hot mix asphalt Part 47: Determination of the ash content of natural asphalts prEN 12697-48, Bituminous mixtures Test methods for hot mix asphalt Part 48: Interlayer bond strength1)1) In preparation. DIN EN 12697-34:2012-0

34、7 EN 12697-34:2012 (E) 6 prEN 12697-49, Bituminous mixtures Test methods for hot mix asphalt Part 49: Skid resistance of asphalt in the laboratory1) prEN 12697-50, Bituminous mixtures Test methods for hot mix asphalt Part 50: Scuffing resistance of surface course asphalt1)According to the CEN/CENELE

35、C Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,

36、 Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 12697-34:2012-07 EN 12697-34:2012 (E) 7 1 Scope This European Standard specifies a test method for determining the stability, flow and the Marshal

37、l Quotient values of specimens of bituminous mixtures mixed according to EN 12697-35 and prepared using the impact compactor method of test EN 12697-30. It is limited to dense graded asphalt concrete and hot rolled asphalt. 2 Normative references The following documents, in whole or in part, are nor

38、matively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 12697-6, Bituminous mixtures Test methods for hot mix asp

39、halt Part 6: Determination of bulk density of bituminous specimens EN 12697-29, Bituminous mixtures Test method for hot mix asphalt Part 29: Determination of the dimensions of a bituminous specimen EN 12697-30, Bituminous mixtures Test methods for hot mix asphalt Part 30: Specimen preparation by imp

40、act compactor EN ISO 7500-1:2004, Metallic materials Verification of static uniaxial testing machines Part 1: Tension/compression testing machines Verification and calibration of the force-measuring system (ISO 7500-1:2004) 3 Terms and definitions For the purposes of this document, the following ter

41、ms and definitions apply. 3.1 stability S maximum load, in kilonewtons (kN), of a moulded asphalt specimen 3.2 flow F deformation of the moulded specimen in millimetres (mm) at maximum load less the nominal deformation obtained by extrapolation of the tangent of the graph of load against deformation

42、 back to zero load (A to M in Figure A.1) 3.3 tangential flow Ftnominal deformation of the moulded specimen, in millimetres (mm) obtained by extrapolation of the tangent of the graph of load against deformation forward to the stability load less the nominal deformation obtained by extrapolation of t

43、he tangent back to zero load (A to B in Figure A.1) 3.4 total flow FTdeformation of the moulded specimen in millimetres (mm) at maximum load (0 to M in Figure A.1) 3.5 Marshall quotient ratio of the stability, S, to the flow, F, S/F Note 1 to entry: See Annex A. DIN EN 12697-34:2012-07 EN 12697-34:2

44、012 (E) 8 4 Principle Marshall specimens are compacted in accordance with EN 12697-30. The Marshall stability, flow and quotient are subsequently determined on these specimens using defined procedures and reported along with the bulk density of the specimen. 5 Apparatus 5.1 Compression testing machi

45、ne of Class 2 or better according to EN ISO 7500-1:2004, clause 7, having a recommended minimum capacity of 28 kN and capable of applying loads to test specimens at a constant rate of deformation of (50 2) mm/min after a transitory period less than 20 % of the loading time. The rate of deformation i

46、s to be maintained. 5.2 Flow measuring device, capable of determining deformation to an accuracy of 0,1 mm. 5.3 Graphical plotter, for evaluating the curve of force versus deformation, e.g. graphical plotter, strip recorder or software program. NOTE A graphical plotter is required to obtain a test r

47、esult by this test method. If dial gauges are used, they should be checked and zeroed prior to each measurement. In these cases, only the total flow can be recorded. 5.4 Testing head, comprised of upper and lower breaking heads with the dimensions given in Figure B.1. 5.5 Water bath, at least 150 mm deep and capable of thermostatically maintaining the water at a temperature of (60 1) C. This bath shall have a perforated false bottom or shelf that can s