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粉土地区下穿道路路面结构与排水系统设计研究
引用本文:王萍,吕新建,徐永芝,王有志.粉土地区下穿道路路面结构与排水系统设计研究[J].城市道桥与防洪,2011(11):28-30,148.
作者姓名:王萍  吕新建  徐永芝  王有志
作者单位:1. 山东三箭置业集团有限公司,山东济南,250100
2. 山东省路桥集团有限公司,山东济南,250023
3. 山东大学土建与水利学院,山东济南,250061
基金项目:国家自然科学基金项目,山东省自然科学基金项目,中国博士后基金项目
摘    要:因路基填筑材料较差、道路结构与排水设计不合理或使用养护不当,粉土地区许多已建的公铁立交下穿道路在远未达到结构设计基准期即出现破坏,严重影响了人们的出行和交通运输安全。该文在对粉土区下穿道路损坏机理进行分析基础上,提出了下穿道路结构与路基排水的设计改进方案,经工程应用,效果良好,具有应用推广价值。

关 键 词:下穿道路  路基  排水  设计  荷泽市

Study on Design of Underpass Road Pavement Structure and Drainage System in Mealy Soil Area
Wang Ping, Lv XinJian, Xu Yongzhi, Wang Youzhi.Study on Design of Underpass Road Pavement Structure and Drainage System in Mealy Soil Area[J].Urban Roads Bridges & Flood Control,2011(11):28-30,148.
Authors:Wang Ping  Lv XinJian  Xu Yongzhi  Wang Youzhi
Institution:Wang Ping, Lv XinJian, Xu Yongzhi, Wang Youzhi
Abstract:For the bad roadbed material, the unreasonable road structure and the drainage design or improper maintenance, many built underpass roads of railway grade separation in mealy soil area appear destructions of varying degree within the design service life, which seriously influence the travel of the people and the safety of transportation. The article puts forward the design improvement scheme of underpass road structure and roadbed drainage on the basis of analyzing the damage mechanism of underpass roads in mealy soil area. The effect of engineering application is good and has the value of application popularization.
Keywords:underpass road  roadbed  drainage  design
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