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在复杂地质条件下,小口径沉井在超软土层中下沉采取止沉技术,在硬土层中采取助沉技术,保证沉井顺利沉降到设计标高,取得了较好的经济效益和社会效益。
Under complex geological conditions, the small-caliber caisson sinks in the ultra-soft soil layer and adopts the settlement-arresting technology. In the hard soil layer, it adopts the sedimentation-assimilating technology to ensure the well-sinking settlement to the design elevation smoothly and achieve good economic benefits. Social benefits.