压密注浆技术在临海闸站除险加固工程中的应用  

Application of Compaction Grouting in the Reinforcement Engineering of Coastal Sluice

作　　者：姚达 张玉婷[1] 谢明 王昊楠 YAO Da;ZHANG Yu-ting;XIE Ming;WANG Hao-nan(Jiangsu Engineering Survey and Research Institute Co.Ltd.,Yangzhou 225000,China;Jiangsu Hongji Water Source Technology Co.Ltd.,Yangzhou 225000,China)

机构地区：[1]江苏省工程勘测研究院有限责任公司,江苏扬州225000 [2]江苏鸿基水源科技股份有限公司,江苏扬州225000

出　　处：《海河水利》2024年第10期108-111,共4页Haihe Water Resources

摘　　要：以某临海闸站除险加固工程为例,论述了压密注浆技术用于闸站底板下部填充加固的原理、可行性、施工参数和施工流程;通过施工过程中一系列的监控手段和技术控制,确保了压密注浆技术在闸站除险加固中的应用效果;结合工程实例总结了压密注浆施工注意事项。研究结果表明,压密注浆技术可有效解决闸室底板沉降过大、局部脱空、裂缝等问题,可在同类工程中推广应用。The principle,feasibility,construction parameters and construction process of filling and strengthening under the base plate of a coastal sluice station with compaction grouting technology are discussed in detail.Through a series of monitoring means and technical control in the construction process,the application effect of compaction grouting technology in the safety reinforcement of the gate station is effectively ensured.The results show that compaction grouting can effectively solve the problems such as excessive settlement,local hollowing and cracks of the floor of gate chamber.At the same time,this paper summarizes the points for attention in the construction of compaction grouting based on engineering examples,in order to provide experience for similar projects.

关 键 词：压密注浆 沉降 脱空 浆液扩散 注浆压力控制 

分 类 号：TV543.1[水利工程—水利水电工程] TV543.2