Six devices used in soil analysis: -
1-Soil density device to determine the specific weight of soil.
2- A direct shear measuring device for measuring the strength of the scaler to the soil.
3- A granular gas device to measure soil cohesion and free soil pressure.
4- On-site damaging device.
5- A device for measuring the size distribution of soil particles (
6- A pH meter: Measure the pH in water.