地盤改良 (1)

[VI-03] Planning and Construction of Liquefaction Countermeasure Chemical Injection in Soft Sloping Ground - Kagoshima No.3 East-West Road Shield (Downward Route) New Construction -

*Kohei Morita¹, Satoshi Hashimoto¹, Seiichi Ishida¹, Kazuya Tsuneta¹, Masatoshi Ando² (1. Taisei Corporation, 2. Kagoshima National Highway Office, MLIT Kyushu Regional Development Bureau)

Keywords:Shirasu ground, Liquefaction countermeasures, Permanent Grout, Silica concentration, Silica content