新桩型——挤扩支盘桩的施工与应用  

New Type Pile——Construction and Application of Squeezing -Spreading Tray Pile

作　　者：徐至钧[1] 张晓玲 

机构地区：[1]北京恒富房地产开发有限公司 [2]北京俊华地基基础工程技术集团

出　　处：《石油工程建设》2002年第3期18-21,共4页Petroleum Engineering Construction

摘　　要：挤扩支盘桩是一种新的桩型 ,是在普通灌注桩的基础上 ,根据不同土层可以挤扩多节支盘 ,提高了桩的承载能力。本文从挤扩支盘桩的基本原理、作用机理、施工主要机具和设备、施工工艺流程、质量控制标准。The squeezing-spreading tray pile is a new type of pile. It is based on normal perfusion pile, greatly enhanced the load carry capacity according to squeezing-spreading function in different soil stratum. The basic principle, function mechanism, main construction machine and tools, process flow, quality control standards, practical application and technical &economical analysis were introduced in this article.

关 键 词：灌注柱 承载力 桩型 挤扩支盘桩 施工 应用 

分 类 号：TU753[建筑科学—建筑技术科学]