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施工养护期间半刚性基层干缩开裂过程的研究
A Study on Drying Shrinkage Procedure of Semi-Rigid Base Coarse During Construction
【摘要】 通过试验研究了 2种主要半刚性基层材料的失水收缩特性和间接拉伸强度 ,并运用基层板体的收缩摩擦模型定量地分析了施工养护期间半刚性基层的干缩裂缝发展过程及空间分布情况 ,为半刚性基层施工提出了建议。
【Abstract】 The properties of two kinds of semi-rigid base course are studied by experiment, which include drying shrinkage and cleavage strength. On the basis of base shrinkage model, the cracking characteristics are quantitatively analyzed.
【关键词】 半刚性基层;
干缩;
间接拉伸强度;
裂缝间距;
【Key words】 semi-rigid base course; drying shrinkage; indirect tensile strength; cracking space;
【Key words】 semi-rigid base course; drying shrinkage; indirect tensile strength; cracking space;
- 【文献出处】 公路 ,Highway , 编辑部邮箱 ,2003年03期
- 【分类号】U416.03
- 【被引频次】36
- 【下载频次】218