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ASTM D5321/D5321M-26 Standard test method for determining the shear strength of soil-geosynthetic and geosynthetic-geosynthetic interfaces by direct shear

Publication Year

2026

Document Status

Current

Abstract

Test method to determine the shear resistance of a geosynthetic against soil, or a geosynthetic against another geosynthetic, under a constant rate of deformation.

Document History

Supersedes ASTM D5321/D5321M-21.

Publisher Information

American Society for Testing and Materials

ASTM International offers global access to standards development for over 140 participating countries.