ASTM D5505-97

NOTICE: This standard has either been superseded and replaced by a new version or discontinued.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