補修･補強 (2)

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[VI-630] Application of electric corrosion protection method to deterioration of salt damage in the manhole for electric

*Tomohito Urata¹, Kenji Yamane¹, Masao Yamazaki¹, Kensuke Sakai² (1. TEPCO Power Grid, Incorporated, 2. Tokyo Densetsu Service Co.,Ltd)

Keywords:

manhole,concrete repair,salt damage,dry type spraying system of concrete,electric corrosion protection

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