|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2011年07 期
| 标题 |
| 装配式斜交空心板桥体外横向预应力加固研究(51 卷) |
| 英文标题 |
| Study on reinforcing skewed assembly hollow slab bridge by external transverse prestressing |
| 摘要 |
| 针对装配式空心板桥因空心板之间横向联系弱易出现单板受力的病害，采用MIDAS/Civil有限元程序建立装配式斜交空心板桥的计算模型，进行多种加固工况计算。结果表明：采用体外横向预应力进行加固，增加了装配式斜交空心板桥各板之间的横向联系，改善了桥梁整体性，加固效果良好 |
| 作者 |
| 新闻作者:张云娜，陈 淮 |
| 关键字 |
