Schedule 0 9:12 AM - 9:24 AM [III-02] トンネル避難連絡坑の本坑接続における補強工事の実施 *Kei Horikawa1, Toshio Suzuki1, Shinobu Kaise1 (1. Central Nippon Expressway) Keywords:トンネル、避難坑、避難連絡坑、矢板工法 Abstract password authentication.Password is required to view the abstract. Please enter a password to authenticate. Password Authentication