AASHTO M 145-2017
Standard Specification for Classification of Soils and Soil-Aggregate Mixtures for Highway Construction Purposes

Standard No.

AASHTO M 145-2017

Published By

The American Road & Transportation Builders Association

Latest

AASHTO M 145-2017

Scope

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. Evaluation

AASHTO M 145-2017 history

• 1970 AASHTO M 145-2017 Standard Specification for Classification of Soils and Soil-Aggregate Mixtures for Highway Construction Purposes
• 1991 AASHTO M 145-1991 Standard Specification for Classification of Soils and Soil-Aggregate Mixtures for Highway Construction Purposes