ASTM D5505-06
(Practice)Standard Practice for Classifying Emulsified Recycling Agents
Standard Practice for Classifying Emulsified Recycling Agents
SIGNIFICANCE AND USE
Recycling of deteriorated asphalt pavements is being used as a routine method of maintenance and rehabilitation. Utilization of existing materials as the major component of this procedure may yield benefits in quality, economy, and preservation of natural resources. Recycling takes many forms; hot, cold, in-situ, central plant and surface. This practice may be used for various recycling methods.
SCOPE
1.1 This practice identifies emulsified petroleum products that may be used as recycling agents in recycled mixes. These materials are classified by viscosity or by low temperature penetration after aging.
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
1.2 This practice addresses emulsified materials designed specifically for use in recycling. The use of emulsified materials for recycling shall not be limited to this practice. For instance, the emulsions specified in Specifications D 977 and D 2397 may be used.
General Information
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Standards Content (Sample)
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Designation:D5505 −06
StandardPractice for
1
Classifying Emulsified Recycling Agents
This standard is issued under the fixed designation D5505; 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.
1. Scope D2397 Specification for Cationic Emulsified Asphalt
D2872 Test Method for Effect of Heat and Air on a Moving
1.1 This practice identifies emulsified petroleum products
Film of Asphalt (Rolling Thin-Film Oven Test)
that may be used as recycling agents in recycled mixes. These
D6930 Test Method for Settlement and Storage Stability of
materials are classified by viscosity or by low temperature
Emulsified Asphalts
penetration after aging.
D6933 Test Method for Oversized Particles in Emulsified
1.2 This standard does not purport to address all of the
Asphalts (Sieve Test)
safety concerns, if any, associated with its use. It is the
D6997 Test Method for Distillation of Emulsified Asphalt
responsibility of the user of this standard to consult and
3. Significance and Use
establish appropriate safety and health practices and deter-
mine the applicability of regulatory limitations prior to use.
3.1 Recycling of deteriorated asphalt pavements is being
1.3 This practice addresses emulsified materials designed
used as a routine method of maintenance and rehabilitation.
specifically for use in recycling. The use of emulsified mate-
Utilization of existing materials as the major component of this
rials for recycling shall not be limited to this practice. For
procedure may yield benefits in quality, economy, and preser-
instance, the emulsions specified in Specfications D977 and
vation of natural resources. Recycling takes many forms; hot,
D2397 may be used.
cold, in-situ, central plant and surface. This practice may be
used for various recycling methods.
2. Referenced Documents
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4. Classification
2.1 ASTM Standards:
D5 Test Method for Penetration of Bituminous Materials 4.1 This practice describes emulsified recycling (ER) agents
D70 Test Method for Density of Semi-Solid Bituminous
as belonging to three groups; ER-1, ER-2, and ER-3 as shown
Materials (Pycnometer Method) in Table 1. The range of recycling methods demands several
D140 Practice for Sampling Bituminous Materials
emulsified recycling agents. The groups should provide ad-
D244 Test Methods and Practices for Emulsified Asphalts equate freedom of selection for most recycling methods.
D977 Specification for Emulsified Asphalt
4.1.1 ER-1 is a material whose main function is to rejuve-
D1754 Test Method for Effects of Heat andAir onAsphaltic nate aged asphalt. The material is a petroleum derivative, and
Materials (Thin-Film Oven Test)
highly compatible with asphalts. It is classified by viscosity.
D2007 Test Method for Characteristic Groups in Rubber 4.1.2 ER-2 and ER-3 are materials that combine rejuvena-
Extender and Processing Oils and Other Petroleum-
tors and asphalt components in one emulsion. These soft
Derived Oils by the Clay-Gel Absorption Chromato- residues are classified by low temperature penetration after
graphic Method
aging. They are typically used in recycling where there is an
D2042 Test Method for Solubility of Asphalt Materials in increased demand for bitumen as when new aggregates are
Trichloroethylene added, or where immediate cohesiveness is desired.
D2170 Test Method for Kinematic Viscosity of Asphalts
4.2 The choice of ER will be determined by the consistency
(Bitumens)
of the binder in the aged pavement, the methods of recycling
planned, the amount, if any, of new aggregates, and other
1 design needs.
This practice is under the jurisdiction of ASTM Committee D04 on Road and
Paving Materials and is the direct responsibility of Subcommittee D04.41 on
5. Properties
Emulsified Asphalt Specifications.
Current edition approved Dec. 1, 2006. Published December 2006. Originally
5.1 All emulsified recycling agents shall be homogenous,
approved in 1994. Last previous edition approved in 2001 as D5505 – 97 (2001).
free flowing at pumping temperature, and shall conform to the
DOI: 10.1520/D5505-06.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or requirements of Table 1.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
5.2 Emulsified recycling agent residue should be combined
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. with aged asphalts and evaluated to determine proper ER
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D5505−06
TABLE 1 Specifica
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