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ASTM D490-92(2016)

Current Revision

Standard Specification for Road Tar (Withdrawn 2023)

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1.1 This specification covers 14 grades of tar as follows: RT-1, RT-2, RT-3, RT-4, RT-5, RT-6, RT-7, RT-8, RT-9, RT-10, RT-11, RT-12, RT.C.B.-5, and RT.C.B.-6.


This specification covers 14 grades of road tar as follows: RT-1, RT-2, RT-3, RT-4, RT-5, RT-6, RT-7, RT-8, RT-9, RT-10, RT-11, RT-12, RT.C.B.-5, and RT.C.B.-6. The tar shall conform to the requirements prescribed for (1) water content, (2) specific gravity, (3) specific viscosity, (4) distillate content, (5) softening point of residue from distillation, and (6) total bitumen soluble in carbon disulfide. The properties enumerated shall be determined by the specified test methods including Engler and float tests, distillation test, and ring-and-ball test.


SDO ASTM: ASTM International
Document Number D490
Publication Date July 1, 2016
Language en - English
Page Count 2
Revision Level 92(2016)
Supercedes
Committee D04.43
Publish Date Document Id Type View
July 1, 2016 D0490-92R16 Revision
Dec. 1, 2011 D0490-92R11 Reaffirmation
Dec. 1, 2005 D0490-92R05 Reaffirmation
Feb. 15, 1992 D0490-92R01 Reaffirmation
Feb. 15, 1992 D0490-92R97 Reaffirmation