補修・補強(構造)

[V-223] Repair Effectiveness of Grout Re-injection in PC Bridge on Expressway Subjected to Anti-freeze Spraying

〇Tomoshige Kamotani¹, Yuuichi Shiramizu¹, Takayuki Matsui², Toshinori Yasuzato², Jyunichi Samizo² (1.P.S. Mitsubishi Construction Co., Ltd., 2.West Nippon Expressway Company Limited)

Keywords:Expressway, Grout Re-injection, Lithium Nitrite, Anti-freezing Agent, Corrosion