ASTM D5505-97(2001)
(Practice)Standard Practice for Classifying Emulsified Recycling Agents
Standard Practice for Classifying Emulsified Recycling Agents
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.
1.2 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.
1.3 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 Specfications D977 and D2397 may be used.
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D 5505 – 97 (Reapproved 2001)
Standard Practice for
Classifying Emulsified Recycling Agents
This standard is issued under the fixed designation D 5505; 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.
1. Scope D 2872 Test Method for Effect of Heat andAir on a Moving
Film of Asphalt (Rolling Thin-Film Oven Test)
1.1 This practice identifies emulsified petroleum products
that may be used as recycling agents in recycled mixes. These
3. Significance and Use
materials are classified by viscosity or by low temperature
3.1 Recycling of deteriorated asphalt pavements is being
penetration after aging.
used as a routine method of maintenance and rehabilitation.
1.2 This standard does not purport to address all of the
Utilization of existing materials as the major component of this
safety concerns, if any, associated with its use. It is the
procedure may yield benefits in quality, economy, and preser-
responsibility of the user of this standard to consult and
vation of natural resources. Recycling takes many forms; hot,
establish appropriate safety and health practices and deter-
cold, in-situ, central plant and surface. This practice may be
mine the applicability of regulatory limitations prior to use.
used for various recycling methods.
1.3 This practice addresses emulsified materials designed
specifically for use in recycling. The use of emulsified mate-
4. Classification
rials for recycling shall not be limited to this practice. For
4.1 This practice describes emulsified recycling (ER) agents
instance, the emulsions specified in Specfications D 977 and
as belonging to three groups; ER-1, ER-2, and ER-3 as shown
D 2397 may be used.
in Table 1. The range of recycling methods demands several
2. Referenced Documents emulsified recycling agents. The groups should provide ad-
equate freedom of selection for most recycling methods.
2.1 ASTM Standards:
4.1.1 ER-1 is a material whose main function is to rejuve-
D 5 Test Method for Penetration of Bituminous Materials
nate aged asphalt. The material is a petroleum derivative, and
D 70 Test Method for Specific Gravity and Density of
highly compatible with asphalts. It is classified by viscosity.
Semi-Solid Bituminous Materials
2 4.1.2 ER-2 and ER-3 are materials that combine rejuvena-
D 140 Practice for Sampling Bituminous Materials
2 tors and asphalt components in one emulsion. These soft
D 244 Test Methods for Emulsified Asphalts
2 residues are classified by low temperature penetration after
D 977 Specification for Emulsified Asphalt
aging. They are typically used in recycling where there is an
D 1754 Test Method for Effect of Heat andAir onAsphaltic
2 increased demand for bitumen as when new aggregates are
Materials (Thin Film Oven Test)
added, or where immediate cohesiveness is desired.
D 2007 Test Method for Characteristic Groups in Rubber
4.2 The choice of ER will be determined by the consistency
Extender and Processing Oils and Other Petroleum-
of the binder in the aged pavement, the methods of recycling
Derived Oils by the Clay-Gel Absorption Chromato-
3 planned, the amount, if any, of new aggregates, and other
graphic Method
design needs.
D 2042 Test Method for Solubility of Asphalt Materials in
Trichloroethylene
5. Properties
D 2170 Test Method for Kinematic Viscosity of Asphalts
2 5.1 All emulsified recycling agents shall be homogenous,
(Bitumens)
2 free flowing at pumping temperature, and shall conform to the
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