快速路出口匝道衔接段交通特性与安全分析

陈永恒,吴场建,白乔文,熊帅,李婉宁,李浩楠

Traffic characteristics and safety analysis of expressway off-ramp junction

Yong-heng CHEN,Chang-jian WU,Qiao-wen BAI,Shuai XIONG,Wan-ning LI,Hao-nan LI

表 3 不同跨越车道数下的车辆换道位置统计分析

Tab.3 Statistical analysis of lane changing positions within different number of lane crossings

地点 跨越车道数 $ n $ $ \overline x $/m $\sigma/{\rm{m}}$ P值 ORJ-1 1 79 43.57 13.88 0.001 ORJ-1 2 113 34.49 17.54 1.000 ORJ-1 3 176 28.88 11.03 0.028 ORJ-2 1 87 41.32 11.98 0.001 ORJ-2 2 122 32.14 19.58 1.000 ORJ-2 3 210 25.45 14.54 0.010 ORJ-3 1 110 31.21 17.32 0.001 ORJ-3 2 145 26.32 15.20 1.000 ORJ-3 3 178 17.52 11.52 0.001 ORJ-4 1 95 27.02 15.88 0.104 ORJ-4 2 98 25.74 18.95 1.000 ORJ-4 3 145 19.10 14.31 0.001