天山新苑二期工程对地铁2号线西延伸线区间隧道的影响分析

Analysis of Impact of Tianshan New Garden (Second Phase) on Running Tunnel of Shanghai Metro Line No. 2 (West Extension)

通过天山新苑二期工程兴建后不同工况的桩基础沉降对地基土和区间隧道可能发生的影响分析进行评估,对原天山新苑二期工程的平面布置、桩基础设计,提出咨询意见和相应的工程措施,从而确保地铁2号线西延伸段区间隧道的安全和满足运营要求。

When Tianshan New Garden (Second Phase) completes, its pile foundation settlement will exert influence on the running tunnel of Shanghai Metro Line No. 2 (West Extension). This paper analyses the possible effects of pile foundation settlement with various loads on foundation and running tunnel and gives out the assessments and also presents a consulting opinion on plan layout and design of pile foundation and relative construction measures to meet the requirements of safety and operation of running tunnel.