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변항룡 ( Byun Hang-ryong ),김준성 ( Kim Jun-seong ),변수민 ( Byun Su-min ) 한국구조물진단유지관리공학회 2008 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.12 No.1
Generally, the case of which the non-equivalence subsidence happen is the great part of the column which is damaged due to the basis ground lacks. This study is the paper about the strengthening method of the column which is damaged by tensioning force. The possibility that the damage is enlarged is very high if we apply at the basis reinforcement with existing ground reinforcement method which accompanies a excavation and vibration. Because we disturb the basis ground by excavation and vibration. And strengthening method of column with carbon paper sheets or steel plates by bonding can make the durability increases. But we have the defect of the column which can not restore originally to the texture or form. We remove the cover of column which is damaged due to shear and tensile. And we covered to a non-shrinkage mortar after we were a which restriction low with T-shape steel plate and to wire rope by bolt tension method. The basis which is subsided were reinforced by steel pile with raising at the same time. And the column is strengthened which is damaged. We restored the texture and form originally of the column’s so that the column were neat and tidy.