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Abstract: The shield tunnel with an outer diameter of 14.5m is planned in the Zhoujiazui Road cross-river tunnel in Shanghai. The tunnel is a single tube with two road surfaces. To avoid the deep pile foundation in the dock of Huangpu River, the maximum thickness of overburden soil of shield tunnel is 44.4m in the preliminary design phase. The strata from the crown of shield tunnel to the 1.4D level (D:...