HOLDING POWER INCREASEMENT APPARATUS OF PILE AND CONSTRUCTION METHOD OF PILE HAVING THEREOF

摘要

PURPOSE: A device for increasing the supporting force of a pile and a construction method thereof are provided to prevent environmental contamination caused by a pile by easily and rapidly collecting the pile using high-pressure water. CONSTITUTION: A device for increasing the supporting force of a pile comprises one or more wing members(20). Each wing member has a pair of joints(22) and a support(24). The joints surround a part of a pile(10) and are coupled to the pile using a shaft(30). The support is extended from the joints in a width or longitudinal direction. The wing members are unfolded around the shafts upward or downward.