高等级道路路基浅层处治方法

道路工程的路基或路床部分是道路结构层的基础。分析了石灰处治土、石灰粉煤灰处治土、水泥处治土和砾石砂及碎石垫层4种常用路基浅层处治方法的特点及适用性。对路基土与浅层处治的各种路基处治土性能进行归纳总结。介绍了处治层的质量检测。最后列举了南京市滨江大道的路基浅层处治方法和效果。

A Research of Subgrade Shallow Treatment on High Class Road

To road engineering,the subgrade or roadbed is the foundation of road structure layer.There are four usual subgrade shallow treatment methods in this paper such as lime treated soil,lime-flyash treated soil,cement treated soil and gravel & macadam layer with their separate characteristics and serviceabilities.Then,every kind of subgrade treated soil is concluded and summarized on its performance.And a quality testing on treatment layer is introduced.Finally,taking Nanjing Binjiang Ave.for example,its subgra...