神延铁路4A标段桥墩裂纹的研究  

The study on the bridge pier's cracks of Shenyan railway 4A section

作　　者：曹志军[1] 

机构地区：[1]沈阳工业大学固体力学专业

出　　处：《山西建筑》2002年第4期139-140,共2页Shanxi Architecture

摘　　要：通过对神延铁路六座大桥桥墩裂纹的成因、性质、危害程度的分析与鉴别 ,针对裂缝是否需要处理 ,如何正确掌握处理原则 ,合理选择处理方法和时间及处理效果进行了研究 ,指出采用涂刷环氧浆液法和压抹环氧胶泥法处理裂缝能收到良好效果 。Combined with the analysis and identification of causing reason, characters and damages of bridge pier's cracks in the sixth bridge of Sheyan railway the treatment for cracks are mainly analyzed. The problems as how to master correct treatment principle and chose treatment method and time are studied. The paper has guiding significance for concrete construction in same kind of area.

关 键 词：桥墩 裂纹 混凝土施工 温度 水化 

分 类 号：U443.22[建筑科学—桥梁与隧道工程]