シールドトンネル (5)

[VI-184] Bit Replacement From Inside the Chamber of Shield Tunneling Machine Under Freezing Environment at Ground Depth of 50m

*Shin Sawakami¹, Kimihito Mukouyama², Takashi Itou², Yukihiro Ishikawa², Atsushi Tanaka¹, Shoichi Konno¹ (1. Taisei Corporation, 2. Tokyo Metropolitan Government Bureau of Construction)

Keywords:Fixed Plate, Bolted Type, Switching, Multiple Replacement