水工修复技术在公路桥桥墩剥蚀处理中的应用  

Application of hydraulic repair technology in road bridge pier denudation treatment

作　　者：李云峰 杨伟才[2] 王泉洁 LI Yun-feng;YANG Wei-cai;WANG Quan-jie

机构地区：[1]北京中水科海利工程技术有限公司,北京100038 [2]中国水利水电科学研究院,北京100038 [3]河海大学农业科学与工程学院,江苏南京210098

出　　处：《东北水利水电》2024年第11期14-16,71,共4页Water Resources & Hydropower of Northeast China

摘　　要：潘家口水库防汛上坝洒河桥桥墩受推移质冲刷、冻融循环等诸多因素的影响,表层混凝土病害严重,冲坑、脱落情况普遍,粗骨料外露,病害情况日趋严重。本文就桥墩混凝土病害的加固防护处理技术进行分析,介绍了一种常被用于水工建筑物加固防护的缺陷处理技术,该技术原理简单明确,施工灵活,防冲刷、剥蚀效果好,能适用于多种建筑物的修补加固及防护处理中,工程处理取得了良好的效果,其处理技术对类似工程具有良好的借鉴意义,具有很好的应用前景。Under the influence of bed load erosion,freeze-thaw cycle and many other factors,the surface concrete is seriously damaged,the flushing and falling off are common,the coarse aggregate is exposed,and the disease is becoming more and more serious for Panjiakou Reservoir Flood Control Dam Sahe Bridge Pier.This paper analyzes the reinforcement and protection treatment technology of pier concrete disease,and introduces a defect treatment technology often used in the reinforcement and protection of hydraulic buildings.The principle of this technology is simple and clear,the construction is flexible,the effect of anti-erosion and denudation is good,and it can be applied to the repair and reinforcement and protection treatment of various buildings,and the engineering treatment has achieved good results.This processing technology has good reference significance for similar projects and has a good application prospect.

关 键 词：桥墩 剥蚀 SK刮涂聚脲 环氧砂浆 桥墩 潘家口水库 

分 类 号：TV223.34[水利工程—水工结构工程] U445.73[建筑科学—桥梁与隧道工程]