| 大体积桥墩裂缝控制技术总结 |
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| 引用本文： | 许春雷.大体积桥墩裂缝控制技术总结[J].山西建筑,2012,38(3):184-185. |
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| 作者姓名： | 许春雷 |
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| 作者单位： | 中铁二十二局集团有限公司,北京,100043 |
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| 摘 要： | 对北古河特大桥大体积桥墩裂缝产生的原因及治理难点进行了分析,针对性地提出了降低混凝土初始温度、降低水化热热量、降低混凝土内外温差等防治措施,经实践证明,这些措施具有良好的社会经济效益。
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| 关 键 词： | 大体积混凝土 桥墩 裂缝 预防措施 |
On summery of crack controlling technique of large piers |
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| XU Chun-lei.On summery of crack controlling technique of large piers[J].Shanxi Architecture,2012,38(3):184-185. |
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| Authors: | XU Chun-lei |
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| Affiliation: | XU Chun-lei |
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| Abstract: | The paper analyzes the reasons and treatment difficulties for the cracks on the large piers of Beigu River super-large Bridge,points out some prevention measures,including the lowing of the original temperature of concrete,the reduction of the hydration heat and temperature differences between concrete interior and exterior parts,and proves by the practice that these measures have better social and economic experience. |
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| Keywords: | large concrete pier crack prevention measures |
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