ASTM D977-12b
(Specification)Standard Specification for Emulsified Asphalt
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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Designation:D977 −12b
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
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2.1 ASTM Standards:
4. Sampling
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
D140 Practice for Sampling Bituminous Materials
4.2 Samples shall be stored in clean, airtight sealed contain-
D244 Test Methods and Practices for Emulsified Asphalts
ers as specified in Practice D140 at a temperature of not less
D3910 Practices for Design, Testing, and Construction of
than 4°C until tested.
Slurry Seal
D6930 Test Method for Settlement and Storage Stability of
5. Test Methods
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 Method D7496.
Emulsified Asphalt
D6936 Test Method for Determining Demulsibility of Emul- 5.1.2 Storage Stability—Test Method D6930.
sified Asphalt
5.1.3 Demulsibility—Test Method D6936.
D6997 Test Method for Distillation of Emulsified Asphalt
5.1.4 Coating Ability and Water Resistance—Test Methods
D7553 Test Method for Solubility of Asphalt Materials in
D244.
N-Propyl Bromide
5.1.5 Cement Mixing—Test Method D6935.
D2042 Test Method for Solubility of Asphalt Materials in
5.1.6 Sieve Test—Test Method D6933.
Trichloroethylene
5.1.7 Distillation—Test Method D6997.
D7496 Test Method for Viscosity of Emulsified Asphalt by
Saybolt Furol Viscometer 5.1.8 Tests on Residue from Distillation—Test Methods
D244.
5.1.8.1 Penetration—Test Method D5
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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
5.1.8.3 Solubility—Test Method D2042 or D7553
Emulsified Asphalt Specifications.
Current edition approved Dec. 1, 2012. Published December 2012. Originally
5.1.8.4 Float Test—Test Method D139
approved in 1948. Last previous edition approved in 2012 as D977-12a. DOI:
10.1520/D0977-12b.
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
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D977−12b
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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, after spraying . . . fair fair fair
Cement mixing test, % . . . . . . . . . . . .
A
Sieve test, %
...
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