As witnessed in the figure below, constant auger is accustomed to drill the borehole, raise up drilled soil, and pour concrete although the auger is moved up. Due to this fact, the borehole doesn't need to have casing or hydrostatic force to forestall harm to the borehole wall. Objective of https://troyouvww.win-blog.com/12984844/the-cast-in-situ-piles-in-bangladesh-diaries