Standard Method of Test for
Determining the Permanent Shear Strain and
Stiffness of Asphalt Mixtures Using the Superpave Shear Tester (SST)
AASHTO Designation: 320-07
SCOPE
1.1.This standard provides performance-related test procedures for the determination of stiffness and permanent shear strain of asphalt mixtures using the Superpave Shear Tester (SST).
Modified and unmodified asphalt mixtures can be tested and analyzed using this standard.
1.2.This standard is applicable to specimens prepared in a laboratory or cored from a pavement for post-construction analysis.
It is intended for use with specimens having the following minimum dimensions:
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