This paper presents a pavement structural design in the case of overloading through investigation and analysis on traffic loading.
通过对交通载重情况的调查和分析，提出了超载情况下路面结构设计的方法，供同行参考。
2
A deep analysis and evaluation has been done on investigation data of Xiin Expressway and an estimate mod - el on pavement performance has been established.
对西临高速公路调查数据进行了较深入的分析与评价，并对路面使用性能建立了预测模型。
3
Based on investigation of pavement structure and performance of several expressways, the analysis and suggest are presented.