AASHTO T 90:2022(R2026)
Current
Current
Standard Method of Test for Determining the Plastic Limit and Plasticity Index of Soils
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
08-10-2026
Excluding Tax where applicable
The plastic limit of a soil is the lowest moisture content at which the soil remains plastic.
| DocumentType |
Test Method
|
| Pages |
7
|
| ProductNote |
This record is editorially revised in 2026
|
| PublisherName |
American Association of State Highway and Transportation Officials
|
| Status |
Current
|
| Supersedes |
| AASHTO T 84:2026 | Specific Gravity and Absorption of Fine Aggregate |
| AASHTO R 13:2022(R2026) | Conducting Geotechnical Subsurface Investigations |
Summarise