摘要
以京福铁路客专南平建溪特大桥17#桥墩围堰施工为依托,针对深水基础施工地层复杂、施工安全风险大等边界条件,分析了TC锁扣咬合钢管桩加工、拼装、插打、防水、合拢、拔桩等关键技术要点,制定了针对性技术保证措施和应急处置措施,成功应用了TC锁扣咬合钢管桩进行围堰施工并保证了围堰质量,对类似深水基础工程施工有一定的参考价值。
Beijing-Fuzhou Railwaypassenger linetoNanpingCreekBridgewas built17#piercofferdam constructionas the basisfordeepfoundation constructioncomplexformation,construction safetyrisks and otherboundary conditions,analysis of theTClockingbitesteel pipe pileprocessing,assembly,plugplay,water,close up,pullingpilesand other keytechnical points,developed aspecifictechnologymeasures andemergency measuresto ensurethe successfulapplication oftheTClockingbitesteelpilecofferdamcofferdam constructionand ensurethequalityofdeepfoundation constructionaresimilar tosome referencevalue.
出处
《福建建筑》
2012年第1期72-75,共4页
Fujian Architecture & Construction
关键词
深水基础
TC锁扣
钢管桩
围堰
Deep foundation TC lock Steel pipe pile Cofferdam
