预应力高强混凝土管桩基础若干实践问题  

Discussion About Some Problems of Prestressed Hight Strength Concrete Pipepiles Foundation in Practice

作　　者：程延树[1] 秦元毅[2] 郭建秋[1] 

机构地区：[1]国家粮食储备局郑州科研设计院,450053 [2]信阳师范学院建工系,464000

出　　处：《建筑结构》2004年第12期3-5,共3页Building Structure

摘　　要：考察了广东地区预应力高混凝土管桩 (PHC桩 )在工程实践中存在的问题 ,对不同的地质状况下制定打桩收锤标准、桩约束设计、承载力计算、估算桩长等争议问题进行了论证 。Based on fieldwork investigations,questions of PHC-pile foundation in Guangdong province are talked about.Views and suggestions are presented to identify different complicated foundation soils,and the condition for stopping hammering, the design for confinement,the calculation of bearing capacity, the estimation of pile length are presented.

关 键 词：预应力高强混凝土管桩 桩基础 收锤标准 PHC桩 桩长 打桩 承载力计算 技术方案 论证 考察 

分 类 号：TU473[建筑科学—结构工程] TU753.3[建筑科学—土工工程]