シールドトンネル(4)

[VI-389] Segment design for opening reinforcement at the connecting galleries to deep large cross-section road tunnel

〇Takashi Orita¹, Hideaki Adachi¹, Taro Kiwaki¹, Kiyotaka Nagahama², Fei Go², Tooru Muta² (1.Taisei Corporation, 2.Central Nippon Expressway Company Limited)

Keywords:shield tunnels, opening reinforcement, segment with beam for opening reinforcement, multi-ring beam-spring model