| 谈后张法预应力屋架的质量通病及预防措施 |
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| 引用本文： | 郭俊英,姜新芳,许建林.谈后张法预应力屋架的质量通病及预防措施[J].山西建筑,2001,27(1):48-48,63. |
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| 作者姓名： | 郭俊英 姜新芳 许建林 |
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| 作者单位： | 山西省第三建筑工程公司 |
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| 摘 要： | 预应力钢筋砼屋架，作为建筑物的重要承重件，只有作好充分、合理、可靠的预防措施，才能杜绝质量问题的产生。从屋架顶留螺栓孔的位置偏移、主筋孔道位置偏移、预应力主筋冷拉力、张拉力数值不准确几方面进行，并提出了较为有效的预防措施。
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| 关 键 词： | 后张法 预应力 屋架 工程施工 质量通病 预防 |
| 文章编号： | 1009-6825(2001)01-0048-02 |
Discussion on common quality failure and preventive measures of post stretching prestress roof-truss |
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| GUO Jun ying,JIANG Xin fang,XU Jian lin.Discussion on common quality failure and preventive measures of post stretching prestress roof-truss[J].Shanxi Architecture,2001,27(1):48-48,63. |
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| Authors: | GUO Jun ying JIANG Xin fang XU Jian lin |
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| Abstract: | Roof truss of prestress reinforced concrete is used as an important bearing member of buildings ,only taking rational and reliable preventive measures can we prevent from the problems of quality,the paper discusses positional deviation of roof truss ready bolt hole and main bar hole,prestress main bar stretch draw force numberical value is non accurate and so on, and puts forward more effective preventive measures. |
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| Keywords: | post stretching roof tress preventive measures |
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