1、Designation:D97720Standard Specification forEmulsified Asphalt1This standard is issued under the fixed designation D977;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 y
2、ear of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope1.1 This specification covers 13 grades of emulsified asphaltfor use in pavement construction i
3、n the manner designated.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision o
4、n 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:2D5/D5M Test Method for Penetration of Bituminous Mate-rialsD113 Test Method for Ductility o
5、f Asphalt MaterialsD139 Test Method for Float Test for Bituminous MaterialsD140/D140M Practice for Sampling Asphalt MaterialsD244 Test Methods and Practices for Emulsified AsphaltsD2042 Test Method for Solubility of Asphalt Materials inTrichloroethyleneD3910 Practices for Design,Testing,and Construc
6、tion ofSlurry SealD6930 Test Method for Settlement and Storage Stability ofEmulsified AsphaltsD6933 Test Method for Oversized Particles in EmulsifiedAsphalts(Sieve Test)D6935 Test Method for Determining Cement Mixing ofEmulsified AsphaltD6936 Test Method for Determining Demulsibility of Emul-sified
7、AsphaltD6997 Test Method for Distillation of Emulsified AsphaltD7226 Test Method for Determining the Viscosity of Emul-sified Asphalts Using a Rotational Paddle ViscometerD7496 Test Method for Viscosity of Emulsified Asphalt bySaybolt Furol ViscometerD7553 Test Method for Solubility of Asphalt Mater
8、ials inN-Propyl BromideD8078 Test Method for Ash Content of Asphalt and Emul-sified Asphalt Residues3.Requirements3.1 The emulsified asphalt shall be tested within 14 days ofdelivery.The emulsified asphalt shall be homogeneous afterthorough mixing,provided separation has not been caused byfreezing.E
9、mulsified asphalts separated by freezing shall not betested.3.2 Emulsified asphalt shall conform to the requirementsprescribed in Table 1.Specify the test method to be used.Specify either Test Method D7226 or D7496.4.Sampling4.1 Samples of emulsified asphalt shall be taken in accor-dance with Practi
10、ce D140/D140M.4.2 Samples shall be stored in clean,airtight,sealed con-tainers as specified in Practice D140/D140M at a temperatureof not less than 4 C until tested.5.Test Methods5.1 The properties of the emulsified asphalts given in Table1 shall be determined in accordance with the following ASTMte
11、st methods:5.1.1 ViscosityTest Method D7496 or D7226.5.1.2 Storage StabilityTest Method D6930.5.1.3 DemulsibilityTest Method D6936.5.1.4 Coating Ability and Water ResistanceTest MethodsD244.5.1.5 Cement MixingTest Method D6935.5.1.6 Sieve TestTest Method D6933.5.1.7 DistillationTest Method D6997.5.1
12、.8 Tests on Residue from DistillationTest MethodsD244.5.1.8.1 PenetrationTest Method D5/D5M.1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.41 onEmulsified Asphalt Specifications.Current edition appr
13、oved July 1,2020.Published July 2020.Originally approvedin 1948.Last previous edition approved in 2019 as D977 19a.DOI:10.1520/D0977-20.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume inform
14、ation,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 esta
15、blished 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.TABLE 1 Requirements for Emulsified AsphaltNOTE1QS-1h emulsions shall meet the requirements outlined in Prac
16、tices D3910.NOTE2QS-1h is used for quick-set slurry seal systems.NOTE3For viscosity,specify either Test Method D7226 or D7496.NOTE4Specify either ash content(Test Method D8078)or solubility tests(Test Method D2042 or D7553).TypeRapid-SettingMedium-SettingRS-1RS-2HFRS-2MS-1MS-2MS-2hGrademinmaxminmaxminmaxminmaxminmaxminmaxTests on Emulsified Asphalts:Viscosity,Saybolt Furol at 25 C SFS20100.20100100.100.Viscosity,Saybolt Furol at 50 C SFS.7540075400.Viscosity,Rotational Paddle at 25 C,mPa s45220.
