Ground Improvement
- Vertical Drain
Vertical drain is an improved soil by using plastic sheets (combination of core polypropylane with high mechanical strength and the wrapping layer of geotextile material) that are used as a vertical drainage to remove ground water.
- Soil Cement
Soil cement is the construction material consisted of mixture of cement, water, and native soil stirred into a single unit and processed into solid in accordance with the planning.