文档介绍：..页眉.. 页脚.. xxx 交叉口现状分析和改造方案摘要通过对 xxx 交叉口的道路、交通和控制现状,主要是对其机动车通行能力,行车延误,行车速度,信号周期, 和高峰小时的交通需求等进行定量和定量的分析, 寻找干扰机动车通行的原因, 以得到 xx x 交叉口拥堵的根本原因, 提出综合性的改造措施,相应的改造方案和有关效益评价。近期尚未进行路口立交改造,但交通矛盾特别突出, 为此设计尝试从交通需求管理和运输供应改善两个方面着手, 以求比较合理的改善该交叉口的拥堵现状, 提高该路段的服务水平。关键词: 交通量通行能力延误效益评价..页眉.. 页脚.. Abstract Thi s ar t i cl e t r i es t o fi nd out t he mai n reason why t he mot or vehi cl es t r avel t hr ough t he ar t er i a t hr ough t he anal ysi s of t he runni ng and cont r ol l i ng st at us of t he i nt er sect i on xxx , mai n l y t he qual i t at i ve and quant i t at i ve anal ysi s of t he capaci t y, t r af f i c del ays, speed, si gnal cycl es, and t he peak- hour t r af f i c of t he road . Then we can get t he root causes of j ams ,t he reasonabl e ref or m measur es, t he cor r espondi ng t r ansf or mat i on pr ogr am and t he ef f ect i veness eval uat i on. As t he recent i nt er sect i on has not yet been opt i mi zed and t he t r af f i c cont r adi ct i ons ar e ser i ous t hi s ar t i cl e l ays i t s emphasi s on t he i mpr ovement of t r af f i c demand management and t r af f i c suppl y management and i mpr ove t he l evel of ser vi ce of t he road i n hence . K ey word : traffi c quant i t y traffi c capaci t y del ays effect i veness eval uat i on ..页眉.. 页脚.. 目录摘要........................................................................................................................... i Abstract .................................................................................................................... ii 目录......................................................................................................................... iii 一文献综述............................................................................................................ 1 1 课题来源...................................................................................................... 1 2 目的及意义..........................................................................................