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2010年03 期
| 标题 |
| 预应力混凝土箱梁齿板张拉破坏分析与对策(50 卷) |
| 英文标题 |
| Analysis of recoil-plate fracture during tensioning of prestressed concrete box-girder and its countermeasures |
| 摘要 |
| 某预应力混凝土连续箱梁桥次中跨和边跨合龙段顶板钢束在张拉中导致齿板和顶板的崩裂破坏。从局部承压区破坏理论出发对齿板和顶板产生破坏的原因进行了定性分析。结合局部承压区受力计算、实际探察以及处理措施，对预应力混凝土箱梁钢束张拉齿块的设计与施工提出了几点建议。 |
| 作者 |
| 新闻作者:金清平，胡志刚，周湘君 |
| 关键字 |
