Orderer Teito Rapid Transit Authority
Completion 2002
Structure and scale Slurry type MF shield method, outer longitudinal diameter: φ7.2m; outer lateral diameter: φ16.2m; finishing internal diameter:φ6.5m; tunnel length: 376m
Location Tokyo Metropolis
Application Railway tunnel

It was constructed with a side-advancing, center-swing type 3-tandem shield machine at Kiyosumi-shirakawa Station on the Tokyo Metro Hanzomon Line and the storage track there. It was the first time a 3-tandem shield was used to tunnel through soft ground, and the adoption of the RC segment also attracted attention.