Standard Specification for Emulsified Asphalt

ABSTRACT
This specification covers the requirements for thirteen grades of emulsified asphalt for use in pavement construction in the manner designated. The emulsified asphalts shall be homogeneous after thorough mixing and shall be tested within 14 days of delivery. Asphalts separated by freezing shall no longer be tested. Materials shall be appropriately sampled and tested, and shall conform accordingly to the following physical requirements: viscosity; storage stability; demulsibility; coating ability and water resistance; cement mixing; residue by distillation; oil distillate; ductility; solubility in trichloroethylene; and behavior during sieve, penetration, and float tests.
SCOPE
1.1 This specification covers thirteen grades of emulsified asphalt for use in pavement construction in the manner designated.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:D977 −12a
StandardSpecification for
1
Emulsified Asphalt
This standard is issued under the fixed designation D977; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 3. Requirements
1.1 This specification covers thirteen grades of emulsified
3.1 The emulsified asphalt shall be tested within 14 days of
asphalt for use in pavement construction in the manner delivery. The emulsified asphalt shall be homogeneous after
designated.
thorough mixing provided separation has not been caused by
freezing. Emulsified asphalts separated by freezing shall not be
1.2 The values stated in SI units are to be regarded as
tested.
standard. No other units of measurement are included in this
standard.
3.2 Emulsified asphalt shall conform to the requirements
prescribed in Table 1.
2. Referenced Documents
2
4. Sampling
2.1 ASTM Standards:
D5 Test Method for Penetration of Bituminous Materials
4.1 Samples of emulsified asphalt shall be taken in accor-
D113 Test Method for Ductility of Bituminous Materials
dance with Practice D140.
D139 Test Method for Float Test for Bituminous Materials
4.2 Samples shall be stored in clean, airtight sealed contain-
D140 Practice for Sampling Bituminous Materials
ers as specified in Practice D140 at a temperature of not less
D244 Test Methods and Practices for Emulsified Asphalts
than 4°C until tested.
D3910 Practices for Design, Testing, and Construction of
Slurry Seal
5. Test Methods
D6930 Test Method for Settlement and Storage Stability of
Emulsified Asphalts 5.1 The properties of the emulsified asphalts given in Table
D6933 Test Method for Oversized Particles in Emulsified
1 shall be determined in accordance with the followingASTM
Asphalts (Sieve Test)
test methods:
D6935 Test Method for Determining Cement Mixing of
5.1.1 Viscosity—Test Methods D7496.
Emulsified Asphalt
5.1.2 Storage Stability—Test Method D6930.
D6936 Test Method for Determining Demulsibility of Emul-
5.1.3 Demulsibility—Test Method D6936.
sified Asphalt
5.1.4 Coating Ability and Water Resistance—Test Methods
D6997 Test Method for Distillation of Emulsified Asphalt
D244.
D7553 Test Method for Solubility of Asphalt Materials in
5.1.5 Cement Mixing—Test Methods D6935.
N-Propyl Bromide
5.1.6 Sieve Test—Test Method D6933, except use distilled
D2042 Test Method for Solubility of Asphalt Materials in
or deionized water in all wetting and washing operations in
Trichloroethylene
place of the nonionic surfactant solution (1 %).
D7496 Test Method for Viscosity of Emulsified Asphalt by
5.1.7 Distillation—Test Method D6997.
Saybolt Furol Viscometer
5.1.8 Tests on Residue from Distillation—Test Methods
D244.
5.1.8.1 Penetration—Test Method D5
1
This specification is under the jurisdiction of ASTM Committee D04 on Road
5.1.8.2 Ductility—Test Method D113
and Paving Materials and is the direct responsibility of Subcommittee D04.41 on
Emulsified Asphalt Specifications.
5.1.8.3 Solubility—Test Method D2042 or D7553
Current edition approved July 1, 2012. Published August 2012. Originally
5.1.8.4 Float Test—Test Method D139
approved in 1948. Last previous edition approved in 2012 as D977-12. DOI:
10.1520/D0977-12a.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or 6. Keywords
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
6.1 emulsion; emulsified asphalt; high float; medium set-
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. ting; rapid setting; slow setting
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D977−12a
2
TABLE 1 Requirements for Emulsified Asphalt
NOTE 1—QS-1h emulsions shall meet the requirements outlined in Practices D3910 .
NOTE 2—QS-1h is used for Quick Set Slurry Seal systems.
Rapid-Setting Medium-Setting
Type RS-1 RS-2 HFRS-2 MS-1 MS-2 MS-2h
Grade min max min max min max min max min max min max
Tests on emulsions:
Viscosity, Saybolt Furol at 25°C SFS 20 100 . . . . 20 100 100 . 100 .
Viscosity, Saybolt Furol at 50°C SFS . . 75 400 75 400 . . . . . .
A
Storage stability test, 24-h, % . 1 . 1 . 1 . 1 . 1 . 1
Demulsibility, 35 ml, 0.02 N CaCl , % 60 . 60 . 60 . . . . . . .
2
Coating ability and water resistance:
Coating, dry aggregate . . . good good good
Coating, after spraying . . . fair fair fair
Coating, wet aggregate . . . fair fair fair
Coating
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:D977–12 Designation: D977 – 12a
Standard Specification for
1
Emulsified Asphalt
This standard is issued under the fixed designation D977; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope
1.1 This specification covers thirteen grades of emulsified asphalt for use in pavement construction in the manner designated.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
2. Referenced Documents
2
2.1 ASTM Standards:
D5 Test Method for Penetration of Bituminous Materials
D113 Test Method for Ductility of Bituminous Materials
D139 Test Method for Float Test for Bituminous Materials
D140 Practice for Sampling Bituminous Materials
D244 Test Methods and Practices for Emulsified Asphalts
D3910 Practices for Design, Testing, and Construction of Slurry Seal
D6930 Test Method for Settlement and Storage Stability of Emulsified Asphalts
D6933 Test Method for Oversized Particles in Emulsified Asphalts (Sieve Test)
D6935 Test Method for Determining Cement Mixing of Emulsified Asphalt
D6936 Test Method for Determining Demulsibility of Emulsified Asphalt
D6997 Test Method for Distillation of Emulsified Asphalt
D7553 Test Method for Solubility of Asphalt Materials in N-Propyl Bromide
D2042 Test Method for Solubility of Asphalt Materials in Trichloroethylene
D7496 Test Method for Viscosity of Emulsified Asphalt by Saybolt Furol Viscometer
D7553Test Method for Solubility of Asphalt Materials in N-Propyl Bromide
D2042Test Method for Solubility ofAsphalt Materials in Trichloroethylene Test Method for Viscosity of EmulsifiedAsphalt by
Saybolt Furol Viscometer
3. Requirements
3.1 The emulsified asphalt shall be tested within 14 days of delivery. The emulsified asphalt shall be homogeneous after
thoroughmixingprovidedseparationhasnotbeencausedbyfreezing.Emulsifiedasphaltsseparatedbyfreezingshallnotbetested.
3.2 Emulsified asphalt shall conform to the requirements prescribed in Table 1.
4. Sampling
4.1 Samples of emulsified asphalt shall be taken in accordance with Practice D140.
4.2 Samples shall be stored in clean, airtight sealed containers as specified in Practice D140 at a temperature of not less than
4°C until tested.
5. Test Methods
5.1 The properties of the emulsified asphalts given in Table 1 shall be determined in accordance with the followingASTM test
methods:
5.1.1 Viscosity—Test Method —Test Methods D7496.
1
ThisspecificationisunderthejurisdictionofASTMCommitteeD04onRoadandPavingMaterialsandisthedirectresponsibilityofSubcommitteeD04.41onEmulsified
Asphalt Specifications.
Current edition approved Feb.July 1, 2012. Published FebruaryAugust 2012. Originally approved in 1948. Last previous edition approved in 20052012 as
D977-05.D977-12. DOI: 10.1520/D0977-112a.
2
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. ForAnnualBookofASTMStandards
volume information, refer to the standard’s Document Summary page on the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1

---------------------- Page: 1 ----------------------
D977 – 12a
2
TABLE 1 Requirements for Emulsified Asphalt
NOTE 1—QS-1Hh emulsions shall meet the requirements outlined in Practices D3910 .
NOTE 2—QS-1h is used for Quick Set Slurry Seal systems.
Rapid-Setting Medium-Setting
Type RS-1 RS-2 HFRS-2 MS-1 MS-2 MS-2h
Grade min max min max min max min max min max min max
Tests on emulsions:
Viscosity, Saybolt Furol at 25°C, SFS 20 100 . . . . 20 100 100 . 100 .
Viscosity, Saybolt Furol at 25°C SFS 20 100 . . . . 20 100 100 . 100 .
Viscosity, Saybolt Furol at 50°C, SFS . . 75 400 75 400 . . . . . .
Viscosity, Saybolt Furol at 50°C SFS . . 75 400 75 400 . . . . . .
A
Storage stability test, 24-h, % . 1 . 1 . 1 . 1 . 1 . 1
Demulsibility, 35 ml, 0.02 N CaCl , % 60 . 60 . 60 . . . . . . .
2
Coating ability and water resistance:
Coating, dry aggregate . . . good good good
Coating, after spraying . . . fair fair fair
Coating, wet aggregate . . . fair fair fair
Coating, after spraying . . .
...

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