道路拓宽改造路基路面设计要点与应用分析  

Key Points and Application Analysis of Roadbed and Pavement Design for Road Widening and Reconstruction

作　　者：高宇 Gao Yu(China Design Group Co.Ltd.Changzhou Branch,Changzhou,China)

机构地区：[1]华设设计集团股份有限公司常州分公司,江苏常州

出　　处：《科学技术创新》2025年第10期167-170,共4页Scientific and Technological Innovation

摘　　要：为提高道路拓宽改造工程中路基与路面结构的合理性,本文以实际工程为例,重点介绍了道路拓宽改造中的路基设计要点,包括土质处理技术、路基排水系统设计、现有路基加固与恢复以及新老路基拼接等方面。并探讨了道路拓宽改造中路面设计的重要环节,涵盖整体结构设计要点、纵断面设计要点和平面设计要点。结果表明,通过上述各项技术的合理设计,有助于实现提升道路承载能力和延长使用寿命的目标。In order to improve the rationality of roadbed and pavement structure in road widening and reconstruction projects,this article takes actual engineering as an example and focuses on introducing the key points of roadbed design in road widening and reconstruction,including soil treatment technology,roadbed drainage system design,existing roadbed reinforcement and restoration,and new and old roadbed splicing.And discussed the important aspects of road surface design in road widening and renovation,covering the key points of overall structural design,longitudinal section design,and plane design.The results indicate that the reasonable design of the above-mentioned technologies can help achieve the goal of improving road carrying capacity and extending service life.

关 键 词：道路拓宽改造 路基 路面 拼接 纵断面 

分 类 号：U416[交通运输工程—道路与铁道工程]