| 现浇预应力混凝土箱梁后浇段施工缝开裂分析 |
| |
| 引用本文： | 郝继峰,吕剑锋,马保林.现浇预应力混凝土箱梁后浇段施工缝开裂分析[J].山西建筑,2012,38(12):194-196. |
| |
| 作者姓名： | 郝继峰 吕剑锋 马保林 |
| |
| 作者单位： | 1. 陕西省通宇公路研究所有限公司,陕西西安,710075
2. 陕西省公路勘察设计院,陕西西安,710075 |
| |
| 摘 要： | 通过建立计算模型进行计算分析,与现实中存在的桥梁状况进行对比,分析探讨现浇预应力梁的一种施工方案———预留后浇段施工方法设计和施工的现浇预应力箱梁施工缝处开裂成因,研究其对结构安全性的影响,以指导实践。
|
| 关 键 词： | 预应力箱梁 后浇段 施工缝 开裂 分析 |
Analysis on post pouring bond construction joint cracking of cast-in-situ prestressed concrete box girder |
| |
| HAO Ji-feng,LV Jian-feng,MA Bao-lin.Analysis on post pouring bond construction joint cracking of cast-in-situ prestressed concrete box girder[J].Shanxi Architecture,2012,38(12):194-196. |
| |
| Authors: | HAO Ji-feng LV Jian-feng MA Bao-lin |
| |
| Affiliation: | 1.Shannxi Tongyu Highway Institute Co.,Ltd,Xi’an 710075,China;2.Shannxi Academy of Highway survey and Design,Xi’an 710075,China) |
| |
| Abstract: | Through comparing calculation model to existing bridge,the paper explores a kind of construction scheme of cast-in-situ prestressed beam-preserving post-pouring construction design method and cast-in-situ prestressed box girder construction joint cracking causes,and studies its impact upon structural security,with a view to guide practice. |
| |
| Keywords: | prestressed box girder post-grouting belt construction joint cracking analysis |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
