GROUND IMPROVEMENT METHOD

摘要

PROBLEM TO BE SOLVED: To provide a ground improvement method for achieving construction at low cost with low noise and low vibration.SOLUTION: A ground improvement method comprises the steps of: (a) intruding a hollow cylinder into the ground; (b) filling soil which is generated at a site of construction into the cylinder; (c) intruding a pressurizing tool having a pressurizing body at an end thereof into the cylinder so as to consolidate the soil which is generated at the site of construction and filled into the cylinder; (d) pulling out the pressurizing tool; performing the steps (b) to (d) a plurality of times so as to construct an improved body which is consolidated in a height direction in the ground; and pulling out the cylinder.