Taking newly-built campus of three universities in Nanjing as example the traffic attribute and site properties of large-scale campus road system are investigated;at the same time corresponding design ideas are proposed in order to provide references for design to create safe,high-efficient and pleasurable campus road system.

In late years,a method for hidden line processing appears,which is when computer searches for the hidden line of graph,the attributes of intersection points is given,and when rendering the graph,a intersection point is decided whether to output or not according to its sum of attributive value.