山岳トンネル（覆工・吹付）(5)

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

[VI-558] Effect of adhesion prevention materials on uneven construction joints of tunnel lining concrete

*Kenji Akiyoshi¹, Hideaki Nishiura¹, Kuniaki Sakurai¹, Yu Isaji¹, Takumi Inada², Nobuyasu Todoroki² (1. OBAYASHI Corporation, 2. DAI NIPPON TORYO CO.,LTD)

Keywords:

construction joints,malfunction prevention,bleeding water discharge hole,unevenness,silane-based adhesion prevention material,confinement formwork experiment