| 水泥稳定大粒径砾石的抗裂性能研究 |
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| 引用本文： | 吴文彪,吴厚锦.水泥稳定大粒径砾石的抗裂性能研究[J].山西建筑,2008,34(19). |
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| 作者姓名： | 吴文彪 吴厚锦 |
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| 作者单位： | 1. 长沙理工大学公路工程学院,湖南,长沙,410076
2. 海南省公路勘察设计院,海南海口,570206 |
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| 摘 要： | 针对北方地区的气候、经济、材料等特点,提出采用减少细粒含量、增大粗料含量的措施来减少半刚性基层裂缝,确定了水泥稳定大粒径砾石级配的范围,并通过室内试验探讨了水泥稳定大粒径砾碎石基层材料的抗裂性能。
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| 关 键 词： | 砾石 级配 抗裂 温度收缩 干燥收缩 |
Reserch on anti-cracking function of big-size gravel |
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| WU Wen-biao,WU Hou-jin.Reserch on anti-cracking function of big-size gravel[J].Shanxi Architecture,2008,34(19). |
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| Authors: | WU Wen-biao WU Hou-jin |
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| Affiliation: | WU Wen-biao WU Hou-jin |
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| Abstract: | Aim at the weather,economy,material etc.characteristics of north of China,this paper put forward some measures on reduce cracks of semi-rigidity base course,such as decreasing dosage of granule,increasing dosage of coarse aggregations etc.Put forward the gradation scope of cement mixture of big-size gravel,also discuss the anti-cracking function of cement mixture bigsize gravel in laboratory. |
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| Keywords: | gravel gradation anti-cracking thermal shrinking dry shrinking |
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