[VI-861] One of method for improvement of the large scissors crossing at the narrow space in tunnel.
〇Susumu Imai1, Tomoyuki Ishikawa1, Keici Sugino1, Hisako Yoshii1, Eiji Honda2, Takashi Iida2, Kenichi Yoshino3, Nagaho Imasaki3 (1.Tokyo Metro Co.,Ltd., 2.Tokyu kidou Co.,Ltd., 3.to-ko-sangyo Co.,Ltd)