大直径扩底桩承载力和沉降变形分析  

Analysis on Bearing Capacity of Large Diameter Belled Pile and Settlement Deformation

作　　者：张荣祥[1] 顾宝和[1] 汪敏[1] 何家昆 

机构地区：[1]建设部综合勘察研究设计院 [2]安徽六安地区水电局

出　　处：《工程勘察》1998年第4期18-23,共6页Geotechnical Investigation & Surveying

摘　　要：本文介绍了大直径扩底桩的地基变形特点，讨论了桩端面积效应问题，阐述了按变形确定竖向承载力的原理和方法。文中提出的承载力取值和沉降计算是一套适合于我国大直径扩底桩的设计方法。Deformation features of ground with large diameter belled piles are presented herein and the area effect of pile tip is discussed. principle and technique to determine vertical bearing capacity according to deformation are expounded. The way to value the bearing capacity and settlement calculation given herein are fit for the design of large diameter belled pile in china.

关 键 词：大直径扩底柱 承载力 沉降 变形 

分 类 号：TU473.14[建筑科学—结构工程]