高速公路软土路基处理及吹砂填筑技术应用研究  

Study on the Application of Soft Soil Subgrade Treatment and Sand Blowing Filling Technology in Expressway

作　　者：胡彦凯 HU Yan-kai(Xingtai Road and Bridge Construction Group Co.Ltd.,Xingtai 054000,China)

机构地区：[1]邢台路桥建设集团有限公司,河北邢台054000

出　　处：《工程建设与设计》2023年第9期151-153,共3页Construction & Design for Engineering

摘　　要：以某高速公路K34+201~K34+931软基路段为研究背景,针对案例项目地质条件和施工具体环境比较了软基处理技术中常用的抛石挤淤法、水泥搅拌桩法、爆破排淤法以及塑料排水板预压加固的应用条件,最终确定塑料排水板预压加固法为案例项目的软基处理技术,对该方法的具体应用进行了详细研究,并对路基吹砂填筑技术具体应用进行了分析研究。In this paper,the soft foundation section of a highway K34+201-K34+931 is taken as the research background.According to the geological conditions of the case project and the concrete construction environment,the application conditions of riprap compaction method,cement mixing pile method,blasting drainage method and plastic drainage plate preloading reinforcement are compared in soft foundation treatment technology.Finally,the plastic drainage board precompression reinforcement method is determined as the soft foundation treatment technology of the case project,and the concrete application of the method is studied in detail,and the concrete application of the subgrade sand blowing filling technology is analyzed and studied.

关 键 词：公路路基 软基处理 塑料排水板加固 路基吹砂填筑 

分 类 号：U416.1[交通运输工程—道路与铁道工程]