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Abstract: The Wulukou station of Chongqing subway No.6 is located in the old pedestrian streetwith soft surrounding rock mass. Its crossing section is 326m, span is 20.59m, and the minimum of buried depth is only 4 m. A new subsurface construction method named as “interlaid rock wall” was especially proposed. The information technology was simultaneously introduced for assessing the stability of station...