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[III-211] A study on evaluation of section force considering construction process during large-scale widening of subway open-cut tunnel

*Shuntaro Anamizu¹, Tomiki Sakata¹, Kosuke Muroya¹, Takashi Ushida², Atsushi Saeki² (1. CHUO FUKKEN CONSULTANTS CO.,LTD., 2. Railway Technical Research Institute)

Keywords:

underground railway station,renewal technology,construction process,sequential analysis,ground spring,mode of deformation behavior