ASTM D5710-03
(Specification)Standard Specification for Trinidad Lake Modified Asphalt
Standard Specification for Trinidad Lake Modified Asphalt
SCOPE
1.1 This specification covers Trinidad lake modified asphalt for use in the construction of pavements.
1.2 This specification covers the following penetration grades:40-5560-7580-100120-150
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Designation: D 5710 – 03
Standard Specification for
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Trinidad Lake Modified Asphalt
This standard is issued under the fixed designation D 5710; 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 to 50 %) with asphalt cement obtained by the refining of crude
petroleumbymethodssuitabletoproduceahomogeneousfinal
1.1 This specification covers Trinidad lake modified asphalt
product. The percentage TLA in the blend must be clearly
for use in the construction of pavements.
stated by the supplier. Fillers other than those from TLA will
1.2 This specification covers the following penetration
not be allowed in the asphalt cement blend.
grades:
40–55
4. Properties
60–75
80–100
4.1 The blended Trinidad lake modified asphalt shall be
120–150
homogeneous as determined by appropriate sampling and
testing.
2. Referenced Documents
4.2 The various grades of Trinidad lake modified asphalt
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2.1 ASTM Standards:
shall conform to the requirements prescribed in Table 1.
D 5 Test Method for Penetration of Bituminous Materials
D 92 Test Method for Flash and Fire Points by Cleveland
5. Sampling and Testing
Open Cup
5.1 The material shall be sampled and the properties enu-
D 113 Test Method for Ductility of Bituminous Materials
merated in this specification shall be determined in accordance
D 140 Practice for Sampling Bituminous Materials
with the following ASTM standards:
D 482 Test Method for Ash from Petroleum Products
NOTE 1—Local agencies will determine sampling and testing proce-
D 1754 Test Method for Effects of Heat andAir onAsphal-
dures before a contract is awarded. Methods that have been used include
tic Materials (Thin-Film Oven Test)
sampling at various levels from storage tanks or transports followed by
D 1856 Test Method for Recovery of Asphalt From Solu-
penetration testing or spectroscopic examination of these samples.
tion by Abson Method
5.1.1 Sampling—Practice D 140.
D 2042 Test Method for Solubility of Asphalt Materials in
5.1.2 Penetration—Test Method D 5.
Trichloroethylene
5.1.3 Flash Point—Test Method D 92.
D 2170 Test Method for Kinematic Viscosity of Asphalts
5.1.4 Thin-Film Oven Test—Test Method D 1754.
(Bitumens)
5.1.5 Solubility in Trichloroethylene—Test Method D 2042.
D 2172 TestMethodforQuantitativeExtractionofBitumen
5.1.6 Ductility—Test Method D 113.
from Bituminous Paving Mixtures
5.1.7 Inorganic Material (Ash)—Test Method D 482.
3. Manufacture
5.1.8 Quantitative Extraction of Bitumen from Bituminous
Paving Mixtures—Test Method D 2172.
3.1 Trinidad lake modified asphalt shall be prepared by
5.1.9 RecoveryofAsphaltfromSolutionbyAbsonMethod—
blending naturally occurring Trinidad lake asphalt (TLA) (20
Test Method D 1856.
5.1.10 Kinematic Viscosity of Asphalt—Test Method
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This specification is under the jurisdiction of ASTM Committee D04 on Road
D 2170.
and Paving Materials and is under the direct responsibility of Subcommittee D04.45
on Modified Asphalt Specifications.
Current edition approved Dec. 1, 2003. Published January 2004. Originally
approved in 1995. Last previous edition approved in 2001 as D 5710–95 (2001).
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For referenced ASTM s
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