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交通设计说明书设计（论文）题目科学大道（天乐路至天达路）交通优化设计学院名称交通运输工程学院专业（班级）交通工程（2011级）姓名（学号）指导教师系（教研室）负责人目录摘要.............................................................IABSTRACT..........................................................II1设计概述........................................................11.1设计目的及内容................................................11.2设计目标......................................................11.3设计流程......................................................22交叉口现状分析..................................................32.1土地利用与出行特征............................................32.2交通量与现状信号控制调查......................................52.2.1科学大道与天达路交叉口....................................52.2.2科学大道与海关路交叉口....................................82.2.3科学大道与天乐路交叉口...................................102.3道路交通标志和标线...........................................132.3.1道路交通标志.............................................132.3.1道路交通标线.............................................132.4存在的交通问题及解决办法.....................................132.4.1存在的交通问题............................................132.4.2基本解决办法.............................................143交通预测.......................................................153.1合肥市城市机动车发展现状.....................................153.2交通预测.....................................................164交通组织方案设计...............................................184.1设计原则.....................................................184.2交通流线设计.................................................195交通渠化方案设计...............................................195.1设计原则.....................................................195.1.2明确路权.................................................195.1.2控制冲突点...............................................205.1.3设置左转弯车道...........................................205.1.4合理设置标志标线.........................................205.1.5合理优化道路线形.........................................215.2设计标准....................................................215.2.1转弯半径.................................................215.2.2进口道...................................................215.3改善措施....................................................225.3.1总体改善措施.............................................225.3.2科学大道与天达路交叉口...................................225.3.3科学大道与海关路交叉口（方案一）.........................235.3.4科学大道与海关路交叉口（方案二）.........................245.3.5科学大道与天乐路交叉口...................................256交通信号控制设计...............................................266.1信号配时设计方法..............................................266.1.1设计流程.................................................266.1.2确定信号相位基本方案.....................................286.1.3设计交通量...............................................286.1.4饱和流量校正.............................................286.1.5配时参数计算.............................................326.2信号配时计算................................................346.2.1相位基本方案确定........................................346.2.2科学大道与天达路交叉口..................................356.2.3科学大道与海关路交叉口（方案一）..........................386.2.4科学大道与海关路交叉口（方案二）..........................416.2.5科学大道与天乐路交叉口....................................447微观交通仿真实验...............................................477.1平均行程时间与平均行车延误...................................477.2排队长度与停车次数...........................................527.3服务水平评估.................................................57结论............................................................58致谢............................................................59参考文献..........................................................59I摘要：随着合肥市经济的快速增长，汽车保有量不断增加，城市中的各种交通问题日益凸显。因此，需要针对已存在以及将来可能存在的交通问题对部分交叉口进行改造，治理，提高通行能力，保障行人安全，这是缓解城市交通问题的重要途径。本文以科学大道（天达路至天乐路）范围内的部分路段作为主要研究对象，从交叉口的交通设计原理出发，对各交叉口交通流的通行时空资源进行分析，设计，改造。首先进行现状调查，并对未来交通量进行预测，分析现有的以及将来可能产生的交通问题；在针对各种问题对各交叉口进行空间以及时间上的改造，治理，并不断完善设计方案；设计中以人为本，以保障行人安全为前提开展各方面的设计,其中包括土地利用，信号配时。最后进行微观交通仿真，根据仿真结果对该设计进行评价，并对核心交叉口的两个方案进行比较。关键词：交通组织，交通设计，交叉口IIAbstract:WiththerapidgrowthoftheeconomyinHefei,carownershipisincreasing,thecityinavarietyoftrafficproblemshavebecomeincreasinglyprominent.Therefore,theneedforthepresentandfuturetrafficproblemsalreadymayexistonthepartoftheintersectiontransformation,governance,improvecapacity,safetyofpedestrians,whichisanimportantwaytoeaseurbantrafficproblems.Inthispaper,somesectionswithinthescientificroad(TiandaroadtoTianleRoad)rangeasthemainobjectofstudy,fromthetrafficintersectionofdesignprinciples,topasstimeandspaceresourcesofvariousintersectionstrafficflowanalysis,design,transformation.FirstlySurvey,carriedtrafficandfutureprojections,analysisofexistingandfuturetrafficproblemsthatmightarise;foravarietyofissuesineachintersectioninspaceandtimeonthetransformation,management,andconstantlyimprovethedesign;design,people-oriented,inordertoprotectthesafetyofpedestriansasapreconditiontocarryoutallaspectsofdesign,includinglanduse,signaltiming.Finally,trafficsimulation,thedesignwasevaluatedbasedonthesimulationresultsandcoreintersectionofthetwoprogramsarecompared.Keywords:trafficorganization,trafficdes