| 考虑溶洞跨度影响的铁路桥梁嵌岩桩承载特性研究 |
| |
| 引用本文： | 张凯.考虑溶洞跨度影响的铁路桥梁嵌岩桩承载特性研究[J].价值工程,2022(5):96-98. |
| |
| 作者姓名： | 张凯 |
| |
| 作者单位： | 山东省路桥集团有限公司 |
| |
| 摘 要： | 本文基于大型三维有限元计算程序,建立了不同溶洞跨度下的单桩承载特性计算模型,对岩溶区嵌岩单桩变形特性进行了数值模拟,分析了不同溶洞跨度对顶板破坏模式的影响,获得了岩溶区桥梁基桩的桩侧和桩端荷载传递曲线形式。相关研究成果对岩溶区桩基的优化设计具有一定的指导作用。
|
| 关 键 词： | 溶洞跨度 嵌岩桩 破坏模式 荷载传递 承载性能 |
Study on Bearing Characteristics of Rock Socketed Pile of Railway Bridge Considering the Influence of Karst Cave Span |
| |
| ZHANG Kai.Study on Bearing Characteristics of Rock Socketed Pile of Railway Bridge Considering the Influence of Karst Cave Span[J].Value Engineering,2022(5):96-98. |
| |
| Authors: | ZHANG Kai |
| |
| Institution: | (Shandong Luqiao Group Co.,Ltd.,Ji'nan 250014,China) |
| |
| Abstract: | Based on the large-scale three-dimensional finite element calculation program,the calculation model of bearing characteristics of single pile under different karst cave spans is established,the deformation characteristics of rock socketed single pile in karst area are simulated,the influence of different karst cave spans on roof failure mode is analyzed,and the load transfer curves of pile side and pile end of bridge foundation piles in karst area are obtained.The relevant research results have a certain guiding role for the optimal design of pile foundation in karst area. |
| |
| Keywords: | karst cave span rock-socketed pile failure mode load transfer bearing capacity |
| 本文献已被 维普 等数据库收录！ |
|
