リニューアル(7)

[VI-728] Field test toward rapid surface treatment for preventing the peeling doun of tunnel lining

〇Okuhito Kiya¹, Takayoshi Tomii¹, Daisuke Deguchi¹, Hitoshi Tsujimoto², Mikio Sugano³ (1.Obayashi Corporation, 2.Konishi Corporation, 3.Chemical Construction)

Keywords:tunnel, lining concrete, lining repair, prevention of peeling down, surface treatment, repair