1、Designation:D719618Standard Test Method forRaveling Test of Cold-Mixed Emulsified Asphalt Samples1This standard is issued under the fixed designation D7196;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A n
2、umber in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method measures the resistance to ravelingcharacteristics of emulsified asphalt and field aggregates orrecycled asphalt pavement(R
3、AP)mixtures by simulating anabrasion similar to early return to traffic.1.2 A precision and bias statement for this standard has notbeen developed at this time.Therefore,this standard should notbe used for acceptance or rejection of a material for purchasingpurposes.1.3 The values stated in SI units
4、 are to be regarded asstandard.No other units of measurement are included in thisstandard.1.4 The text of this standard references notes and footnoteswhich provide explanatory material.These notes and footnotes(excluding those in tables and figures)shall not be consideredas requirements of the stand
5、ard.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.
6、1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to
7、Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D75/D75M Practice for Sampling AggregatesD977 Specification for Emulsified AsphaltD979/D979M Practice for Sampling Bituminous PavingMixturesD2397/D2397M Specification for Cationic Emulsified As-phaltD3666 Specification for Minimum Require
8、ments for Agen-cies Testing and Inspecting Road and Paving MaterialsD3910 Practices for Design,Testing,and Construction ofSlurry SealD4753 Guide for Evaluating,Selecting,and Specifying Bal-ances and Standard Masses for Use in Soil,Rock,andConstruction Materials TestingD6372 Practice for Design,Testi
9、ng,and Construction ofMicrosurfacingD6925 Test Method for Preparation and Determination ofthe Relative Density of Asphalt Mix Specimens by Meansof the Superpave Gyratory Compactor2.2 ISSA Document:ISSATechnical Bulletin No.100 Test Method for Wet TrackAbrasion of Slurry Surfaces3.Summary of Test Met
10、hod3.1 An aggregate or RAP,or both,is mixed together with apreset amount of additives(if shown to be necessary),water(ifnecessary),and emulsified asphalt.This may be a field-blendedmixture(Method A)or a laboratory-blended mixture(MethodB).The mixture is compacted in a gyratory compactor andcured at
11、the specified conditions for a designated period oftime.After the assigned curing time,a rotating rubber hoseexerts an abrasion force on the specimen for a preset timeperiod and the abraded loss of material is calculated.4.Significance and Use4.1 This test is useful for classifying the curing and fo
12、rmu-lation of cold-mixed emulsified asphalt samples through raveltesting of compacted specimens.This performance test shouldbe used to rank the mix conditions and approximate curingtime for return to traffic and resistance to weather damage.NOTE1The quality of the results produced by this standard a
13、redependent on the competence of the personnel performing the procedureand the capability,calibration,and maintenance of the equipment used.Agencies that meet the criteria of Specification D3666 are generallyconsidered capable of competent and objective testing,sampling,inspection,etc.Users of this
14、standard are cautioned that compliance withSpecification D3666 alone does not completely ensure reliable results.Reliable results depend on many factors;following the suggestions of1This test method is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct respons
15、ibility of Subcommittee D04.27 onCold Mix Asphalts.Current edition approved Dec.15,2018.Published January 2019.Originallyapproved in 2006.Last previous edition approved in 2016 as D7196 16.DOI:10.1520/D7196-18.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer
16、 Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the W
