复杂地层暗挖隧道穿越人行天桥施工技术
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引用本文：胡方田.复杂地层暗挖隧道穿越人行天桥施工技术[J].钻探工程,2007,34(7):52-54.
. The Construction Technology for Underground Tunneling through the Pedestrian Overhead Bridge Foundation in Silt Stratum[J]. Drilling Engineering, 2007,34(7):52-54.
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胡方田
中铁十六局集团第二工程有限公司,天津300162
中文摘要:以正在建设中的北京地铁十号线双井一劲松区间工程暗挖隧道为例，叙述了浅埋隧道穿越人行天桥的施工技术，并通过监控量测对该技术进行了检验。
中文关键词:粉砂地层 地铁隧道 浅埋暗挖法 人行天桥 施工技术 超前加固 沉降监控
 
The Construction Technology for Underground Tunneling through the Pedestrian Overhead Bridge Foundation in Silt Stratum
HU Fang-tian
The 2^nd Engineering Co. Ltd. of China Railway 16^th Bureau Group ,Tianjin 300162, China
Abstract:Construction technique was described about shallow tunneling through pedestrian overhead bridge foundation with the constructing project of section between Shuangjing and Jinsong of Beijing metro line 10, and the technology was tested through monitoring measurment.
keywords:silt stratum  subway tunnel  underground excavation with shallow overburden  pedestrian overhead bridge  construction technology  pre-consolidation  subsidence monitoring
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