真空联合堆载预压在深厚软基市政道路处理中的应用  

The Application of Vacuum Combined with Preloading in the Treatment of Municipal Roads on Deep Soft Foundations

作　　者：张春明 Zhang Chunming(China Railway Construction 22nd Bureau Group Electrification Engineering Co.,Ltd.,Beijing,China)

机构地区：[1]中国铁建二十二局集团电气化工程有限公司,北京

出　　处：《科学技术创新》2025年第2期193-196,共4页Scientific and Technological Innovation

摘　　要：为了探究真空联合堆载预压在深厚软基市政道路处理中的效果,本文介绍了某市政道路的工程概况,详细阐述了真空联合堆载预压的设计方案及施工技术方案,包括原地表清基、打设塑料排水板、真空设备安装与加载等关键步骤。通过沉降分析和抗剪强度分析,本文深入探讨了该技术的处理效果。研究结果表明,真空联合堆载预压技术能有效加速软基固结,减少沉降,提高抗剪强度,为深厚软基市政道路处理提供了一种有效的解决方案。In order to explore the effect of vacuum combined preloading in the treatment of deep soft foundation municipal roads,this article introduces the engineering overview of a certain municipal road,and elaborates in detail on the design scheme and construction technology scheme of vacuum combined preloading,including key steps such as in-situ surface cleaning,installation of plastic drainage boards,installation and loading of vacuum equipment.Through settlement analysis and shear strength analysis,this article delves into the treatment effect of this technology.The research results indicate that the vacuum combined preloading technology can effectively accelerate the consolidation of soft foundations,reduce settlement,and improve shear strength,providing an effective solution for the treatment of municipal roads with deep soft foundations.

关 键 词：真空 堆载 预压法 深厚软基 市政 道路 

分 类 号：U416.1[交通运输工程—道路与铁道工程]