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针对山区农村公路交叉口事故多发的现象,根据山区农村公路交叉口纵坡度大、范围小、视距差的特点,指出了山区农村公路交叉口的交通安全问题,包括平面线形设计不规范、交叉口平面高于或低于支路平面、车速过高、视距不良、交通安全设施缺乏等5个方面。同时,也提出了相应的具体改善对策。
Aiming at the phenomenon of frequent road accidents in rural road junctions in mountain areas, the traffic safety of rural road junctions in mountainous areas is pointed out according to the characteristics of the longitudinal gradient, the small range and the line-of-sight difference at the intersections of mountainous rural roads, including the non- The port plane is above or below the plane of the branch, the speed is too high, the line of sight is poor, and the traffic safety facilities are lacking. At the same time, also proposed the corresponding concrete improvement countermeasure.