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[V-806] Effect of micro spheres on improving frost damage resistance of tunnel lining concrete

*Kohei Mizuno¹, Masae Ohashi¹, Manabu Hashimoto¹, Daisuke hayashi¹, Tetsuya Oyamada² (1. Kajima Corporation, 2. Iwate University)

Keywords:

tunnel,lining concrete,micro spheres,freeze damage,scaling

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