Geocomp > Soil > Standard Test Method for CBR (California Bearing Ratio) of Soils in Place

Standard Test Method for CBR (California Bearing Ratio) of Soils in Place

Test Method Title

Standard Test Method for CBR (California Bearing Ratio) of Soils in Place

Reference Number

ASTM D4429

Material

Field Soil

Test Property

Field CBR value

Description of Test

Field measurement of California Bearing Ratio (CBR) of a soil is made by comparing the penetration load of the soil to that of a standard material. This method covers the evaluation of the relative quality of subgrade soils but is applicable to subbase and some base-coarse materials.

Number of Test Specimens

project specific

Test Specimen Size

10 inch diameter

Keywords

Bearing, California, Field CBR, Pavement Design, Ratio