ASTM_D_8159_-_19.pdf

Designation:D815919Standard Test Method forAutomated Extraction of Asphalt Binder from AsphaltMixtures1This standard is issued under the fixed designation D8159;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number 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 covers the quantitative determinationof asphalt binder content in asphalt mixtures and pavementspecimens,using the automated computer controller or human-machine interface system(HMI),to perform a solvent extrac-tion for specification acceptance,service evaluation,qualitycontrol,and research.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 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 standard.1.4 An ILS is being conducted according to Practice E691and will be available on or before December 2018.Therefore,this standard should not be used for acceptance or rejection ofa material for purchasing purposes.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.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 Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D979/D979M Practice for Sampling Bituminous PavingMixturesD1461 Test Method for Moisture or Volatile Distillates inAsphalt MixturesD1856 Test Method for Recovery of Asphalt From Solutionby Abson MethodD2042 Test Method for Solubility of Asphalt Materials inTrichloroethyleneD2872 Test Method for Effect of Heat and Air on a MovingFilm of Asphalt(Rolling Thin-Film Oven Test)D3666 Specification for Minimum Requirements for Agen-cies Testing and Inspecting Road and Paving MaterialsD4753 Guide for Evaluating,Selecting,and Specifying Bal-ances and Standard Masses for Use in Soil,Rock,andConstruction Materials TestingD5404/D5404M Practice for Recovery of Asphalt from So-lution Using the Rotary EvaporatorD5444 Test Method for Mechanical Size Analysis of Ex-tracted AggregateD5546 Test Method for Solubility of Asphalt Binders inToluene by Centrifuge(Withdrawn 2017)3E177 Practice for Use of the Terms Precision and Bias inASTM Test MethodsE691 Practice for Conducting an Interlaboratory Study toDetermine the Precision of a Test Method2.2 AASHTO Standard:4R 47 Standard Practice for Reducing Samples of Hot MixAsphalt(HMA)to Testing Size3.Summary of Test Method3.1 The asphalt paving mixture is extracted using theautomated extraction equipment,using only the following1This test method is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.25 onAnalysis of Asphalt Mixtures.Current edition approved July 1,2019.Published July 2019.Originally approvedin 2018.Last previous edition approved in 2018 as D8159 18.DOI:10.1520/D8159-19.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from American Association of State Highway and TransportationOfficials(AASHTO),444 N.Capitol St.,NW,Suite 249,Washington,DC 20001,http:/www.transportation.org.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 World Trade Organization Technical Barriers to Trade(TBT)Committee.1 solvent types:tetrachloroethylene,trichloroethylene,or meth-ylene chloride.The asphalt binder content is calculated by thearithmetic difference between the mass of the moisture-freemixture and the mass of the extracted aggregate and mineralmatter.This test method is used for quantitative determinationof asphalt binder in asphalt mixtures.The asphalt bindercontent is expressed as mass percent of moisture-free mixture(Pb).4.Significance and Use4.1 This test method is used for quantitative determ