The ground improvement device for cutoff wall and earths wall

摘要

PURPOSE: A ground improvement system for an impervious wall and an earth retaining wall is provided to be driven in narrow space effectively and be used by being coupled with a excavator or a vibratory hammer. CONSTITUTION: A ground improvement system for an impervious wall and an earth retaining wall(1) comprises a main body(2), a stirring blade(4), a latching pin(3a), and a bracket. The main body is composed of an H-beam or an I-beam. The stirring blade is formed in the lower portion of the main body to perform cutting and stirring. The latching pin is coupled with a supporter(3) fixed in the upper portion of the main body and latched to the bucket fixing hanger of the front end of an excavator arm. The bracket is formed to be projected upward and coupled with a vibratory hammer.