广西南宁地区某二级公路毕业设计（完整版）(文档可以直接使用，也可根据实际需要修改使用,可编辑欢迎下载）学校代码10126学号分类号密级本科毕业论文（设计）广西南宁地区二级公路（AB）段学院、系专业名称年级学生姓名指导教师2021年05月14日广西南宁地区二级公路（AB）段本毕业设计为广西南宁地区某二级公路（AB）段（K0+000-K5+223.822）。本路段经过地区为典型的平原微丘区地形，依据该路段的地质﹑地形﹑地物，水文等自然条件，通过对原始数据的分析最终形成。设计内容包括：路线设计，包括纸上定线﹑绘制路线平面图﹑路线纵断面设计；路基设计，包括完成一公里横断面和路基土石方的计算及路基排水设计；路面设计，沥青混凝土路面设计；小桥涵设计，完成一项小桥涵设计，同时转化为AutoCAD图形一份。整个设计计算了路线的平﹑纵﹑横要素，设计了路基﹑路面﹑小桥涵的尺寸等内容。本段路平曲线共有11个交点，曲线半径最小为211.781m，最小缓和曲线采用70m，没有采用极限平曲线半径。公路设置四个S型曲线，其余为简单曲线。路线最大纵坡为2.043%，公路全长5233.822m,通过分析交通量资料确定设计时速为60km/h。路面宽7m，路基宽10m，路面两侧为各0.75m的硬路肩和土路肩。关键词：二级公路，平曲线，竖曲线，土石方TheTotalDesignDescriptionOfSecondaryHighway(FromAToB)OfNanNing,GuangXiAuthor:aaaaaaaaaaTutor:aaaaaaaaaaaaThisgraduationprojectisadesignforasecondaryHighway(AB)(K0+000-K5+223.822)inNanning,GuangXiProvince.Thisroadbuildsthroughtypicalplainterrainandrollingterrain.Accordingtothegeological,hydrologicalfeaturesandothernaturalconditions,theanalysisoftherawdatawereformed.TheDesignincludes:routedesign,includingliningonthepaper,drawingrouteplanargraphanddesigningtheroutelongitudinalsection;roadbeddesign,includingcompletingthecalculationofaonekilometercrosssectionandthecubicmeterofearthandstoneoftheroadbed,designingthedrainageofsubgrade;pavementdesign,includingthedesignofasphaltconcretepavement,andcompletingasmallbridgeandculvertdesignandmakinganAutoCADdrawingforit.Theentiredesigncalculatesthesuperficial,verticalandhorizontalelements,designsthesizeofroadbed,pavementandsmallbridgesandculvert.Theroadflatcurvetotalhas11intersections.Theminimumcurveradiusis211.781mandtheminimumtransitioncurveis70m.ThereisnoLimitradiusofhorizontalcurve.Theroadsetsfours-typecurvesandtherestaresimplecurves.Themaximumlongitudinalslopeis2.043%andthelengthofroadis5233.822m.Thedesignspeedis60km/hafteranalyzingthetrafficdata.Thewidthofpavementis7mandthewidthofsubgradeis10m.Eachsideofpavementisthe0.75m-hardshoulderandthe0.75m-earthshoulder.Alpha目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc3595865