沿海地区不均匀地质下抗拔预应力高强混凝土管桩的设计与施工  

Design and Construction of Uplift Prestressed High-Strength Concrete Pipe Pile Under Uneven Geological Conditions in Coastal Areas

作　　者：汤亮 李聪聪 郭淯晟 唐明成 杨高勇 王仕名 TANG Liang;LI Cong-cong;GUO Yu-sheng;TANG Ming-cheng;YANG Gao-yong;WANG Shi-ming(Zhuhai Branch,South China Company of China Construction Second Engineering Bureau Co.Ltd.,Zhuhai 519000,China)

机构地区：[1]中国建筑第二工程局有限公司华南公司珠海分公司,广东珠海519000

出　　处：《工程建设与设计》2022年第22期102-105,共4页Construction & Design for Engineering

摘　　要：结合实际工程试桩资料,分析沿海地区不均匀地质下抗拔预应力高强混凝土管桩试桩过程中出现的问题,分析施工与设计参数差异较大的原因,并提出了新的解决方案,总结了设计与施工的方法,了解了沿海地区不均匀地质下的地勘资料中地层精准性,对勘察工作提出了更高的要求。明确如何在不均匀地质条件下精准配桩。Combining with thetest data of actual engineering pile,this paper analyzes the problems in the process of pile test of uplift prestressed high-strength concrete pipe pile under uneven geological conditions in coastal areas,analyzes the reasons for the big difference between construction and design meals,puts forward new solutions,and summarizes the design and construction methods,clarifies the stratigraphic accuracy of geological prospecting data under uneven geology in coastal areas,and put forward higher requirements for the prospecting work,and clarifies how to accurately match piles under uneven geological conditions.

关 键 词：抗拔预应力 高强混凝土 管桩 不均匀地质 试桩 

分 类 号：TU753.3[建筑科学—建筑技术科学]