山岳トンネル(11)

2:30 PM - 2:40 PM JST(5:30 AM - 5:40 AM UTC)

[VI-582] Monitoring excavation impact on adjacent structures using two-direction preceding displacement meter at tunnel portal

*Daisuke Fujioka¹, Atsushi Watanabe¹, Yusuke Kinomura¹, Hideo Kinashi¹, Koji Tsujimura² (1. OBAYASHI Corporation, 2. ENZAN KOUBOU CO., LTD.)

Keywords:

mountain Tunnel,preceding displacement,adjacent construction,monitoring excavation impact,ground displacement