带帽刚性预应力薄壁管桩在高速公路地基处理中的应用  

Application of Cap Rigid Prestressed Thin-wall Concrete(PTC) Piles in Treatment of Expressway Subgrade

作　　者：申婵[1] 王磊[2] 

机构地区：[1]天津市政工程设计研究院,天津市300051 [2]天津市建筑设计院,天津市300074

出　　处：《城市道桥与防洪》2010年第4期35-37,共3页Urban Roads Bridges & Flood Control

摘　　要：该文首先介绍了带帽刚性预应力薄壁管桩及其在高速公路地基处理中的应用,并分析带帽刚性预应力薄壁管桩复合地基作用机理,进而讨论了带帽刚性预应力薄壁管桩的承载力及复合地基承载力。The article firstly introduces the cap rigid prestressed thin-wall concrete pile and its application in the treatment of expressway subgrade,and analyzes the composite subgrade action mechanism of cap rigid prestressed thin-wall concrete pile,and finally discusses the bearing capacity of cap rigid prestressed thin-wall concrete pile and the bearing capacity of compound subgrade.

关 键 词：带帽刚性预应力薄壁管桩(PTC) 天然地基承载力 桩端阻力 单桩承载力 复合地基承载力 

分 类 号：U416.1[交通运输工程—道路与铁道工程]