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城市道路施工影响区交通逐层分流疏导研究

DOI: 10.3969/j.issn.1674-0696.2014.06.29, PP. 136-141

Keywords: 交通工程,施工占道,交通影响,剩余承载容量,逐层分流,trafficengineering,roadwork,trafficimpact,residualcapacity,diverttrafficlayerbylayer

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Abstract:

:?根据施工区域外围节点OD交通量,采用容量约束分配法,计算施工占道后周边道路的交通量,参照交通影响程度划分的阈值,确定施工占道对周边道路交通影响的程度及范围。在施工交通影响区内,以现状交通量和道路条件为基础、路径的行程时间可靠性为约束,计算最小疏导交通量和道路剩余承载容量。从施工路段向外逐层扩大疏导范围,直到满足行程时间可靠性约束。最终将施工路段的交通量控制在可接受范围,降低施工占道对交通运行的影响。

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