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AASHTO M 320-21

$48.00

Standard Specification for Performance-Graded Asphalt Binder
standard by American Association of State and Highway Transportation Officials, 2021

Category:

Description

This specification covers asphalt binders graded by performance. Grading designations are related to the average seven-day maximum pavement design temperature and the minimum pavement design temperature. This specification contains Table 1 and Table 2. If no table is specified, the default is Table 1.
Table 2 incorporates R 49 for determining the critical low cracking temperature using a combination of T 313 and T 314 test procedures.
Note 1 – For asphalt cements graded by viscosity at 60°C, see M 226.
Note 2 – R 29 provides information for determining the performance grade of an asphalt binder.
Note 3 – For specifying performance-graded asphalt binder using Multiple Stress Creep Recovery
(MSCR), see M 332.

Product Details

Published:
2021
Number of Pages:
8
File Size:
1 file , 2.2 MB
Product Code(s):
M320-21-UL, M320-21-UL, M320-21-UL