Mexe-Probe CBR

The Soil Assessment Cone Penetrometer (SACP or MEXE Probe) is a lightweight instrument for rapidly measuring the insitu in-depth resistance to penetration, indicating with a dial, in terms of California Bearing Ratio (CBR).

Mexe probe kitDeveloped in conjunction with the UK Ministry of Defence, the Mexe probe is a robust and reliable instrument used throughout the world by both commercial and military establishments.


The probe is pushed through the soil using constant force enabling the technician read the estimate CBR value from the dial.

This variant of the CBR test is only used for cohesive or sandy materials and reads CBR values up to 15%.