|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2009年05 期
| 标题 |
| 京九线桥梁横向振幅超限的原因分析及加固措施(49 卷) |
| 英文标题 |
| Analysis on cause of over-limited amplitude of bridges transverse vibration on Beijing-Kowloon railway and its strengthening measures |
| 摘要 |
| 铁路的大面积提速导致部分铁路桥梁振幅超限，分析桥梁振幅超限产生的原因，说明横向振幅超限桥梁应采取加固措施，通过测试结果分析加固效果，建议减少轻型墩的使用，施工时，直接采用预应力结构将两片梁横向联结，并尽量不使用普通横隔板。 |
| 作者 |
| 新闻作者:胡东波 |
| 关键字 |
