| 后张法箱梁孔道压浆密实程度调查 |
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| 引用本文： | 朱坤宁,叶见曙.后张法箱梁孔道压浆密实程度调查[J].现代交通技术,2007,4(1):39-42. |
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| 作者姓名： | 朱坤宁 叶见曙 |
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| 作者单位： | 东南大学交通学院桥梁与隧道工程研究所,江苏,南京,210096 |
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| 摘 要： | 为了解后张法预应力混凝土连续箱梁孔道压浆问题，以3座后张法预应力混凝土连续箱梁为工程背景．采用现场调查方法对箱梁后张法预应力孔道的压浆问题进行了调查研究。调查结果表明．3座桥梁的孔道压浆密实程度均较差，其中梁体纵向、横向预应力孔道中无压浆的截面分男q占调查总数的14．5％和47．58％。
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| 关 键 词： | 连续箱梁 孔道压浆 密实度 |
| 文章编号： | 1672-9889（2007）01-0039-04 |
| 修稿时间： | 2006-07-07 |
Investigation of Duct Grouting Compactness of Post-prestressed Box Girder |
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| Zhu Qunning,Ye Jianshu.Investigation of Duct Grouting Compactness of Post-prestressed Box Girder[J].Modern Transportation Technology,2007,4(1):39-42. |
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| Authors: | Zhu Qunning Ye Jianshu |
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| Institution: | Bridge and Tunnel Engineering Institute, Southeast University, Nanjing 210096, China |
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| Abstract: | According to three post prestressed concrete continuous box girders, this paper investigates the duct grouting compactness by field inspection.It is concluded that the duct grouting compactness of three bridges are poor, in which the sections without grouting in transverse and longitudinal ducts are 14.5% and 47.58% respectively. |
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| Keywords: | continuous box girder duct grouting compactness |
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