Emulsiones Asfalfalticas Aastho M-140

Standard Specification for

Emulsified Asphalt
AASHTO Designation: M 140-03 ASTM Designation: D 977-98
AASHTO M 140-03 is identical to ASTM D 977-98 except for the following provisions: 1. All references to the ASTM standards contained in ASTM D 977-98, listed in the following table, shall be replaced with the corresponding AASHTO standard. Referenced Standards
ASTM D 140 AASHTO T 40

-2 . Replace Section 3.1 of ASTM D 977-98 with the following: 3.1 The emulsified asphalt shall be homogeneous. Within 30 days after delivery and provided separation has not been caused by freezing, the emulsified asphalt shall be homogeneous after thorough mixing. 3. Add the following footnotes to the end of Table 1 of ASTM D 977-98 as follows: h Demulsibili9-The demulsibility test shall be madewithin 30 days from date of shipment. ' Sieve Test-A percentage of 0.30 is acceptable for samples taken at point of use. Refer to AASHTO R 5 for typical applications.

TS-2a

M 140-1

AASHTO

Designation: D 977 - 98
AMERICAN SOCIETY FOR TESTING AND MATERIALS 100 Barr Harbor Dr., West Conshohocken, P 19428 A Reprinted from the Annual Book of ASTM Standards. Copyright ASTM

StandardSpecification for

Emulsified ~sphalt'
This standard is issued under the fixed designation D 977; 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 (E) indicates an editorial change since the last revision or reapproval.This srandard has been approved f i ) r use by a~enciesof the Deparrmenr r?f Defense

1. Scope 1.1 This specification covers thirteen grades of emulsified asohalt for use in Davement construction in the manner designated. 2. Referenced Documents 2.1 ASTM Standards: D 140 Practice for Sampling Bituminous ~aterials' D 244 Test Methods for Emulsified Asphalts2
3. Requirements 3.1 The emulsifiedasphalt shall be tested within 14 days of

delivery. The emulsified asphalt shall be homogeneous after thorough mixing provided separation has not been caused by freezing. Emulsified asphalts separated by freezing shall not be tested. 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 withPractice D 140. 4.2 Samples shall be stored in clean, airtight sealed containers as specified in Practice D 140 at a remperature of not less than 4°C) until tested.

I This s~cification is under the jurisdiction of ASTM Committee D-4 on Road and Paving Materials and is the direct responsibility of Subcommittee D04.41 on Emulsified Asphalt Specifications. Current edition approved Dec. 10, 1998.Published March 1999. Originally published as D 977 - 48 T. Last previous edition D 977 - 97. Annual Book of ASTM Standards. Val 0403.

5. Test ~ e t h o d s 5.1 The properties of the emulsified asphalts given in Table 1 shall be determined in accordance 'with Test Methods D 244.
6. Keywords 6.1 anionic; emulsion; emulsified asphalt; high float; medium setting; rapid setting; slow setting

TS-2aM 140-2

AASHTO

TABLE I Requirements for Emulsified Asphalt

N a r ~1-S-1H NWE 2 4 S l

emulsions shall meet the requirements outlined i n D 3910 Standard Practices h is used for Quick Set Slurry Seal systems. Rapid-Setting TYPe Grade rnin 20 RS-1 rnax 100 min RS-2 max min HFRS-2

for Dssign, Testing and Construction o f Slnny Seal..
Medium-Setting MS-1 rnin 20 max 100 rnin 100MS-2 rnax min 100 MS-2h max

max

Tests on emulu'ons: Viscosity, Sayboil Furol at 77°F (25°C). s Viscosity, Saybon Furol at 122°F (50"C), s Storage stability test. 24-h, %A Demulsibility. 35 ml, 0.02 N CaCI,. 96 Coating ability and water resistance: Coating, dry aggregate Coating. after spraying Coating, wet aggregate Coating, after spraying Cement mixing test, % Sieve test, %A Residue by...