The technique of High Energy Impact Compaction (or Impact Roller Compaction) involves application of high energy impulsed at the ground surface utilizing rollers.

Rapid Impact Compaction is a ground improvement technique that densifies the soil by pounding it at high frequency with a medium sized pounder.

Vibrocompaction is a ground improvement technique that densifies the soil by shaking it with a vibro probe.

Dynamic compaction is a ground improvement technique that densifies the soil by repeatly pounding it with a high energy pounder.