This is a non-vibratory, low noise method of installing sand compaction piles using a forced lifting and driving device and rotation equipment without the use of vibration energy. It is implemented from a barge for offshore liquefaction mitigation work, and is suited to installation of foundations for coastal embankments etc.
![](https://www.fudotetra.co.jp/en/wp-content/themes/fudoTetraEnTheme/assets/img/solution/img_soil_savemarine_01.jpg)