RETAINING WALL SUPPORTING STRUCTURE AND RETAINING WALL SUPPORTING CONSTRUCTION METHOD

PROBLEM TO BE SOLVED: To provide a retaining wall supporting structure and a retaining wall supporting construction method for enlarging a scope for applying construction to a columnar improving body by reinforcing a part where tensile force acts in the columnar improving body in a lower part of a retaining wall. SOLUTION: This retaining wall supporting structure supports the retaining wall composed of a base and a wall part erected substantially vertically on the base and fill formed on a rear surface of the wall part of the retaining wall and is composed of the columnar improving body arranged in the ground in a lower part of the base and a core member entering the arranged improving body by the predetermined depth from an end part on a fill side and a head part in the predetermined scope. COPYRIGHT: (C)2010,JPO&INPIT