山岳トンネル（覆工・吹付）(2)

5:30 PM - 5:40 PM JST(8:30 AM - 8:40 AM UTC)

[VI-416] Examination of the effect of vibration time of formwork vibrator on surface finish of tunnel lining

*Shinya Tawaratsumida¹, Jun Liang¹, Yoshitaka Koga¹, Ryoichi Ueoka¹, Masahiro Suzuki¹ (1. Taisei Corporation)

Keywords:

lining concrete,formwork vibrator,surface void,sand streaks,vibration time

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