【摘要】 对平面及立体行人过街设施中存在的主要问题进行分析,并提出相应的改善措施。以绵阳市主干路的一个典型路段为案例,对该路段处的信号灯配时和二次过街设施进行优化,将行人过街信号与附近的交叉口信号进行联动,既提高行人过街的安全性,又减少交叉口信号的浪费。通过改变原有二次过街设施的形式及面积,使得该路段二次过街设施的服务水平从F级上升到B级。更多还原

【Abstract】 Analyzing the main problem of the planar and three-dimensional pedestrian crossing facilities respectively,and putting forward the corresponding improvement measures for the problems.with a typical section of trunk roads in Mianyang as a case,optimizing the signal timing and second crossing facilities of this section,linking the pedestrian traffic lights with the near intersection lights,improving the safety of pedestrians crossing the street,and reducing the waste of intersection signal;through changing the form and the area of the original second crossing facilities,making service level of the second crossing facilities of this section increase from class F to class B.更多还原