嘉浏高速公路路面整治设计方案与技术特点

嘉浏高速公路分三期建成后路面出现早期损坏现象,按照上海市"迎世博市政道路三年整治行动"需重点整治。路面整治设计明确了质量目标,通过路况调查评价找出问题所在,制订了包括工程设计和混合料设计在内的针对性设计方案,提出了严格的质量技术标准,首次在上海高速公路建设中成功应用冷再生技术,从而使2007年的整治工程质量水平跃上新台阶。

Proposed Design of Jia-Liu Expressway Pavement Renovation and Technical Features

After completion of Jia-Liu Expressway in three stages, early damage is found on the pavement, which is the key point to be renovated in the Three Years Road Renovation for the World Expo in Shanghai. The quality target is clearly set in the renovation design, and problems are found through investigation and appraisal of the road conditions, to which design is proposed including the engineering and mixture design with strict quality standard. The cold recycling technique is for the first time successfully adopted in expressway construction in Shanghai, leaping to a new level of quality of renovation works in 2007.