Influence of the foam expansion ratio on the flowability under high pressure of foam conditioned sand for earth pressure balance shield tunneling

4:20 PM - 4:30 PM

[VI-214] Influence of the foam expansion ratio on the flowability under high pressure of foam conditioned sand for earth pressure balance shield tunneling

Kanta Miyazawa¹, Yukinobu Kimura², Toshihiko Miura², Atsushi Takeda², *Toru Inui¹, Sho Ogata¹ (1. Osaka University, 2. Obayashi Corporation)

Keywords:rheological foam shield tunneling method, flowability, foam expansion ratio, high pressure

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