摘要
针对目前高速公路上标志设置普遍存在的问题进行分析,给出常见情况下视认距离和设置密度的计算公式,并对存在的问题提出改进建议,可为高速公路标志的设置和改造提供参考。
According to the common problems exist in setting highway traffic signs and analysis on them, giving calculation formulas for density of settings and distance of visual cognition under the common situation. Last, proposing improving suggestion on the exist problems, which can offer reference for establishment and transformation highway traffic signs.
出处
《交通标准化》
2006年第12期131-133,共3页
Communications Standardization
关键词
高速公路
变通标志
设置密度
视认距离
highway
traffic sign
density of setting
distance of visual cognition
