AASHTO R 135M/R 135:2026
Current
The latest, up-to-date edition.
Standard Practice for Thin-Walled Tube Sampling of Fine-Grained Soils
Hardcopy , PDF
English
10-08-2026
This practice covers a procedure for using a thin-walled metal tube to recover intact (historically termed “undisturbed”) soil samples suitable for laboratory tests of engineering properties, such as
strength, compressibility, permeability, and density.
| DocumentType |
Standard Practice
|
| Pages |
15
|
| ProductNote |
This record is editorially revised in 2026
|
| PublisherName |
American Association of State Highway and Transportation Officials
|
| Status |
Current
|
| AASHTO R 13:2022(R2026) | Conducting Geotechnical Subsurface Investigations |
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