Write short note on soil exploration?

The work of exploration of the soil and the work of a technical report includes the following: The quality and thickness of the layers of the soil under the building Is cohesive soil ( clay ) or loose ( sandy or Zlatih ) if fossilized soil or rock . Ground water level The case of saturated soil dry or semi-dry . Physical properties of the soil , such as density , the proportion of natural moisture and others. Bearing capacity of the soil properties and compressibility to carry the building to be created.