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孤河水库混凝土裂缝及老化层处理措施

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建筑物混凝土裂缝及表面老化是一种常见病害,若不加以治理,轻则缩短使用寿命,重则影响结构安全.本文以孤河水库泄水闸及出库输水洞为例,介绍了混凝土裂缝和老化病害的处理方法.采用了改性环氧材料进行化灌处理,减缓钢筋锈蚀,对混凝土补强修复;利用丙乳砂浆的优异性能,制定针对性的处理工艺,对表层混凝土老化及钢筋裸露进行了封闭处理.
Treatment Measures of Concrete Cracks and Aged Layers in Guhe Reservoir
Cracks and surface aging of building concrete are common issues,and if not treated,the service life will be shortened,even the safety of structure will be affected.Taking Guhe Reservoir sluice and drainage tunnel as an example,this paper introduces the treatment methods of concrete cracks and aging problems.Modified epoxy material was used for chemical irrigation treatment to slow down the corrosion of steel bars and repair the reinforcement of concrete.Based on the excellent properties of propyl emulsion mortar,a specific treatment process was developed to seal the aging of surface concrete and exposed steel bars.

Concrete crackAging Modified epoxyPropyl emulsion mortar

孙鹏、傅相明

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山东水总有限公司,山东 济南 250000

胜利油田供水分公司,山东东营 257000

混凝土裂缝 改性环氧材料 丙乳砂浆

2024

山东水利
山东省水利科学研究院

山东水利

影响因子:0.098
ISSN:1009-6159
年,卷(期):2024.(9)