| 连续刚构桥沿预应力钢束纵向开裂问题研究 |
| |
| 引用本文： | 曾建民.连续刚构桥沿预应力钢束纵向开裂问题研究[J].交通标准化,2006(5):29-32. |
| |
| 作者姓名： | 曾建民 |
| |
| 作者单位： | 郑州路桥建设投资集团有限公司,河南,郑州,450015 |
| |
| 摘 要： | 通过研究箱梁底板沿预应力束出现的纵向裂缝，分析预应力束附近的横向次拉应力，同时考虑施工中可能产生的偏差情况，对圆形波纹管保护层厚度提出相应的计算公式，对于施工有着重要的实践意义。
|
| 关 键 词： | 连续刚构桥 预应力钢束 纵向裂缝 |
| 文章编号： | 1002-4786（2006）05-0029-03 |
| 收稿时间： | 2006-01-25 |
| 修稿时间： | 2006年1月25日 |
Study on Longitudinal Crack along the Pre-stressed Wire of Continuous Rigid Frame Bridge |
| |
| Zeng Jian-min.Study on Longitudinal Crack along the Pre-stressed Wire of Continuous Rigid Frame Bridge[J].Communications Standardization,2006(5):29-32. |
| |
| Authors: | Zeng Jian-min |
| |
| Abstract: | By studying on longitudinal crack along the pre-stressed wire at the bottom plate of box beam, it is important for construction to analyze the status of transverse secondary tension stress next to pre-stressed wire and possible construction deviation, with proposing the corresponding formula which calculates the thickness of protecting course of circle corrugated pipe. |
| |
| Keywords: | continuous rigid frame bridges pre-stressed wire longitudinal crack |
| 本文献已被 维普 万方数据 等数据库收录！ |
