Operation criteria for the structure, such as permissible total and rate of settlement, stability requirements, and maintenance needs, is one of the elements that need to be accounted for during the selection of soil treatment. 2. Soil type and its initial properties 3. Depth, area, and total volume of soil needed to be improved. 4. Availability of materials 5. Availability of equipment and necessary skills 6. Environmental factors for example erosion, waste disposal, water pollution, and influences on adjacent structures 7. Cost 8. Time available 9. Local experience and preference