AASHTO M145 – Standard Specification for Classification of Soils and Soil-Aggregate Mixtures for Highway Construction Purposes
This recommended practice describes a procedure for classifying soils into seven groups based on laboratory determination of particle size distribution, liquid limit, and plasticity index.
liquid limit; particle size distribution; plasticity index
AASHTO M145 Accredited Laboratory
Applied Testing & Geosciences, LLC is accredited for performing tests using the AASHTO M145 standard.
Contact us for more information.