道路桥梁与渡河工程毕业论文

毕业设计[论文]题目：南阳至邓州一级公路(A)K0+000-K2+800标段施工图设计学院：交通运输工程学院专业：道路桥梁与渡河工程姓名：王捷学号：072409122指导老师：张会远完成时间：2013年05月28日河南城建学院本科毕业设计（论文）摘要—I—摘要本设计是对南阳至邓州段山岭重丘区一级公路K0+000~K2+800标段进行施工图设计。设计道路全长2800米，设计速度为80km/h,双向四车道。设计的内容包括平面线设计、纵断面设计、横断面设计、路基及挡土墙设计、路基路面防排水设计、桥涵设计、路面材料选择配合比设计及结构层厚度的拟定与验算。平面设计设一个平曲线，纵断面设计设一个竖曲线。路基宽度为24.5m，最大超高6%。路基路面排水设施有边沟、截水沟、排水沟、桥涵等。桥梁与路基同宽，采用装配式预应力混凝土连续箱梁桥。设有涵洞两座，分别为钢筋混凝土箱通和钢筋混凝土圆管涵。路面设计内容包括路面类型的确定和结构厚度设计，本设计路面采用沥青混凝土路面，设计路面结构为5层依次是4cm细粒式沥青混凝土、6cm中粒式沥青混凝土、8cm粗粒式沥青混凝土、20cm水泥石灰稳定碎石、20cm石灰粉煤灰碎石。设计后期用路面结构设计软件验算拟定结构层厚度是否满足要求。用纬地道路软件进行平、纵、横三维设计生成相应图表。关键词：平、纵、横断面设计，路基设计，桥梁设计，路面结构设计，纬地道路河南城建学院本科毕业设计（论文）Abstract—II—AbstractThemaintaskofthedesignistheconstructiondesignofNanyangtoDengzhousectionofmountainousandhillyhighwayK0,+000to+800tenderstheK2.Withitsdesignspeedof80km/handtwo-wayfour-lane,Thelengthofthisroadis2800m.Thedesignincludesplanedesign,verticalsectiondesign,crosssectiondesign,roadbedandretainingwalldesign,subgradeandpavementselectionmixformulationandcheckingdesignandstructurelayerthicknessofthewaterproofanddrainagedesign,culvertdesign,pavementmaterials.Graphicdesignwithaflatcurve,longitudinalsectiondesignwithaverticalcurve.Subgradewidthof24.5m,maximumsuperelevation6%.Subgradeandpavementdrainagefacilitiesinaditch,ditches,drains,andsoon.Thebridgeandroadbedwidth,usingprefabricatedprestressedconcretecontinuousboxgirderbridge.Aculverttwo,respectivelyforthereinforcedconcreteboxandreinforcedconcretepipeculvert.Aculverttwo,respectivelyforthereinforcedconcreteboxandreinforcedconcretepipeculvert.Pavementdesignincludesdeterminingthicknessandstructuredesignofpavementtype,thedesignofpavementwithasphaltconcretepavement,pavementstructuredesignof5layersarefine4cmasphaltconcrete,6cmmedium-grainedasphaltconcrete,8cmcoarseasphaltconcrete,cementstabilizedgravel,20cm20cmoflimeflyashgravel.Thedesignofthepavementstructuredesignsoftwarecheckingoutthestructurallayerthicknessmeetstherequirements.Flat,vertical,horizontalthree-dimensionaldesigngeneratesthecorrespondingchartofhintsoftroadsoftware.Keywords:flat,vertical,cross-sectionaldesign,thedesignofembankment,bridgedesign,pavementstructuredesign,Weftofroad河南城建学院本科毕业设计（论文）目录—I—目录前言............................................................11绪论...........................................................21.1设计资料....................................................21.1.1道路所在地区的气象资料................................21.1.2沿线的工程地质及水文地质情况..........................21.1.3沿线的植被及土壤分布情况..............................21.1.4道路建筑材料及分布情况................................21.1.5交通量资料............................................21.2设计标准....................................................32平、纵、横三维设计.............................................52.1选线........................................................52.2平面线形设计................................................52.2.1平曲线线形设计一般原则................................62.2.2平纵横综合设计........................................62.2.3路线方案比选..........................................72.2.4平面线形要素组合计算..................................82.2.5桩号复核与验算........................................92.3纵断面设计.................................................102.3.1纵断面设计概述.......................................102.3.2纵坡设计.............................................112.3.3平、纵线形组合设计...................................112.3.4竖曲线...............................................122.4横断面设计.................................................142.4.1横断面组成及其类型...................................142.4.2横断面设计步骤.......................................162.4.3平曲线加宽设计.......................................172.4.4超高设计.............................................172.4.5超高的计算...........................................192.4.6土石方的计算和调配...................................193路基设计......................................................213.1路基设计...................................................213.2路基排水设计...............................................243.3路基防护与加固.............................................244挡土墙设计....................................................274.1挡土墙的构造...............................................274.2挡土墙的布置...............................................28河南城建学院本科毕业设计（论文）目录—II—4.3挡土墙土压力计算与稳定性验算...............................295路面结构设计..................................................325.1基本资料...................................................325.2路面结构层分层.............................................325.2.1面层.................................................335.2.2基层.................................................335.2.3垫层.................................................335.3路面类型的选择.............................................345.4沥青路面设计...............................................345.4.1设计任务.............................................345.4.2设计原则.............................................355.4.3标准轴载及轴载当量换算...............................355.4.4设计年限累计当量标准轴载数和设计弯沉值...............375.4.5初拟路面结构.........................................385.4.6路面材料配合比设计与参数的确定.......................395.4.7路面结构层厚度确定......