公路设计新理念在老路改造中的应用

New Concept of Highway Design Applied to Reconstruction of Existing Roads

结合江苏省340省道工程实际,将公路设计"安全、耐久、节约、和谐"新理念在老路改造设计中灵活运用。具体介绍了路线指标、路基拼接形式、路面左右幅分幅设计、路面面层新材料及基层再生材料应用和以人为本的交通工程及沿线设施等方面的设计。对老路改造具有一定的指导意义。

Incorporated with the engineering practice in Provincial Highway 340 in Jiangsu, the new concept of 'Safety, Endurance, Economy and Harmony' in highway design is applied flexibly to the design of existing road renovation. Specifically introduced hereby are the pavement markings and signs, the splicing form of roadbed, the design of separate right and left road widths, use of new materials for the facing and the recycled material for the base course, the human-oriented traffic projects, design of facilities alongside, etc. It can work as a guide for renovation of existing roads.