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毕业设计(论文)题目：河南汝阳至洛阳一级公路第4标段施工图设计院（系）建筑工程系专业土木工程班级姓名学号导师年月中文摘要I河南汝阳至洛阳一级公路第4标段施工图设计摘要本次设计为河南汝阳到洛阳山岭重丘区一级公路常规设计。其目的是通过本次设计，为我们在如何进行公路施工图设计方面提供一次全面的、系统的训练机会，对公路施工图设计所包括的工作内容和工作程序有所了解，为今后从事公路工程设计、施工工作打下良好的基础。设计部分的公路全长3000m，设计车速80km/h，双向4车道，设置中央分隔带。首先对交通量进行分析，查找相应技术规范，确定公路的等级以及设计需要的各种参数；然后在1：2000地形图上确定两条路线方案，结合沿线自然条件与主要技术指标的应用，进行路线方案论证与比选，从中选择最佳的设计方案并进行详细技术设计，内容包括：路线的平、纵、横设计，排水设计和挡土墙设计，及路面结构设计。最后完成施工图设计阶段应完成的各种图、表及设计说明书。关键词：一级公路；平曲线；竖曲线；排水；路基；挡土墙；沥青路面；英文摘要IIConstructionDrawingDesignofthe4ndContractSectionofRuyang-LuoyanginHennaFirstClassHighwayAbstractThisisconstructiondrawingdesignofthe4ndcontractsectionofruyang-luoyangmountainousheavyhillyareainHennafirstclasshighway.Itspurposeistoprovideusacomprehensiveandsystematictrainingobouthowtodesignofhighwayconstructionthroughthedesign,tounderstandtheworkcontentsandprocedureofhighwayconstructiondesign,makingagoodfoundationforhighwayengineeringdesignandconstructionworkinthefuture.Inthisdesignthehighwaylengthis3000m,thecarspeedis80km/h,bidirectionalandfourlaneandsettingCentralSeparateBelt.Firstlyanalysisthetrafficconditines,tofindthecorrespondingtechnicalspecifications,ascertainthelevelofhighwaydesignandvariousparameterswhatweneed;secondlyascertaintwoRouteschemesat1:2000topographicmap,combinedwiththeapplicationofnaturalconditionandmaintechnicalindices,makerouteprojectargumetntationandselection,selecttheoptimaldesignandmakedetailedtechnicaldesign,contentsinclude:theflat,thelongitudinalandthelateraldesign,therouterrainagedesign,retainingwalldesignandpavementstructuredesign.Finallycompletevariouschartanddesignmanualsconstructionwhichweshouldfinishindesignstage.KeyWords:firstclasshighway;horizontalcurve;verticalcurve;drainage;subgrade;retainingwall;asphaltpavement;目录目录中文摘要.................................................I英文摘要................................................II目录.................................................III主要符号表..............................................VI1绪论................................................11.1我国道路的发展状况...........................................11.2我国公路发展规划.............................................21.3设计背景.....................................................22道路设计的可行性研究...................................32.1题目背景.....................................................32.2研究意义.....................................................33总体设计...............................................53.1选线........................................................53.1.1一级公路设计要求及特点.................................53.1.2山岭重丘区选线要点.....................................53.1.3设计的特征.............................................63.2道路指标的确定...............................................63.3技术指标的研究与确定.........................................73.4平纵横综合设计...............................................93.4.1平纵线形的协调.........................................93.4.2线形与环境的协调.......................................93.5路线方案的比选.............................................104路线设计..............................................11西安工业大学毕业设计(论文)IV4.1平面线形设计................................................114.1.1．设计的线形大样.......................................114.1.2带缓和曲线的圆曲线计算................................114.2纵断面设计..................................................164.2.1纵断面设计原则........................................164.2.2纵坡设计..............................................164.2.3竖曲线计算............................................194.3横断面设计..................................................274.3.1路基横断面的设计原则..................................274.3.2横断面技术指标........................................274.3.3横断面设计步骤........................................294.3.4土石方的计算和调配....................................294.4平曲线加宽设计..............................................304.4.1加宽值的计算..........................................304.4.2加宽的过渡............................................304.5超高设计....................................................314.5.1超高确定..............................................314.5.2超高值计算............................................325排水设计..............................................365.1路基排水设计一般原则......................................365.2路基路面排水设计............................................365.2.1路基排水设计..........................................365.2.2路面排水设计..........................................365.3边沟设计....................................................375.3.1边沟的作用............................................375.3.2边沟的纵坡............................................385.3.3边沟流量..............................................386挡土墙设计...........................................396.1挡土墙的布置................................................39西安工业大学毕业设计(论文)V6.1.1挡土墙的纵向布置......................................396.1.2挡土墙的横向布置......................................396.1.3平面布置..............................................396.1.4挡土墙的基础埋置深度..................................406.1.5排水设施..............................................406.1.6沉降逢与伸缩缝........................................406.2重力式挡土墙..................