AASHTO R 13:2022(R2026)
Current
Current
The latest, up-to-date edition.
Conducting Geotechnical Subsurface Investigations
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
10-08-2026
Excluding VAT
This standard practice identifies recognized methods by which soil, rock, and groundwater conditions may be determined.
| DocumentType |
Standard
|
| Pages |
26
|
| ProductNote |
This record is editorially revised in 2026
|
| PublisherName |
American Association of State Highway and Transportation Officials
|
| Status |
Current
|
| Supersedes |
| AASHTO T 90:2022(R2026) | Standard Method of Test for Determining the Plastic Limit and Plasticity Index of Soils |
| ASTM D 8359 : 2021 : REDLINE | Standard Test Method for Determining the In Situ Rock Deformation Modulus and Other Associated Rock Properties Using a Flexible Volumetric Dilatometer |
| ASTM D 4506 : 2021 : REDLINE | Standard Test Method for Determining In Situ Modulus of Deformation of a Rock Mass Using the Radial Jacking Test |
| AASHTO M 145:1991(R2021) | Classification of Soils and Soil–Aggregate Mixtures for Highway Construction Purposes |
| ASTM D 5878 : 2019 | Standard Guides for Using Rock-Mass Classification Systems for Engineering Purposes |
| AASHTO T 206:2022 | Standard Method of Test for Penetration Test and Split-Barrel Sampling of Soils |
| AASHTO R 135M/R 135:2026 | Standard Practice for Thin-Walled Tube Sampling of Fine-Grained Soils |
Summarise