Mini/Micro Segmental Piling method is used for limited site and headroom. To use this method, we use rigs of range 2,5-Ton and door entrance drivable rig, which can pile up to 450mm in diameter with maximum 15mm depth. These augers come in various diameters (1-1.5m section) and can be installed manually. This method is the best for chalk or london clay. During this method, borehole needs to stay formed and open.