摘要
市政快速路改扩建面临工期紧、质量要求高、施工难度大等诸多问题.以石家庄市北三环快速路改扩建工程为依托,对路基拼宽构造、地基处理技术、新旧路拼宽技术、土工格栅施工技术进行介绍,以达到提高路基拼宽处施工质量、保障该改扩建工程建设工期、实现工程建设效益最大化目标.
Abstract
The reconstruction and expansion projects of municipal expressway often face challenges such as tight schedules,high quality requirements,and significant construction difficulties.This paper takes the reconstruction and expansion project of the North Third Ring Expressway in Shijiazhuang City as the basis,and introduces the subgrade widening structure,foundation treatment technology,new and old road widening technology,and geogrid construction technology.The aim is to improve the construction quality of the subgrade widening section,ensure the project is completed on schedule,and maximize the economic benefit of the project.
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