シールドトンネル(3)

[VI-382] About change building in a parent and child shield tunneling machine.

〇Yasushi Shibata¹, Akira Tenjiku¹, Hideki Machitani¹, Akira Yamanouchi² (1.TODA CORPORATION, 2.HANSHIN CONSTRUCTION)

Keywords:Shield tunneling machine, Parent and child shield tunneling machine, Section change, Tail seal, Leak of water