注浆成型扩底PHC管桩设计与施工  

Construction and Design of Grout-Formed Belled High-Strength Prestressed Concrete Pipe Pile

作　　者：饶航 RAO Hang(Shanghai Construction Design &Reasearch institute Co.,Ltd.,Shanghai 200235,China)

机构地区：[1]上海市建工设计研究总院有限公司,上海200235

出　　处：《建筑施工》2018年第12期2065-2067,共3页Building Construction

基　　金：上海市引进技术的吸收与创新项目(14XI-2-15)

摘　　要：针对上海地区埋深较浅的地下1层或2层地下工程,开发了注浆成型扩底预应力高强混凝土(PHC)管桩。试验研究和工程应用表明:注浆成型扩底预应力高强混凝土管桩具有地层适应性强、施工工艺简单、设备简易、质量易控、环境友好和成本低廉等优点,具有良好的推广应用前景。Aiming at the underground 1st or 2nd underground project with shallow depth in Shanghai,a kind of groutformed belled high-strength prestressed concrete pipe pile is developed.The experimental research and engineering application show that the grout-formed belled high-strength prestressed concrete pipe pile has the advantages of great adaptability of the formation,simple construction process,simple equipment,easy quality control,environmental friendliness,low cost and so on,which has good prospects of popularization and application.

关 键 词：注浆成型 预应力高强混凝土管桩 扩底桩 施工工艺 

分 类 号：TU753.3[建筑科学—建筑技术科学]