资源描述:
《京港澳高速公路复线长沙至湘潭段第4标段初步设计 毕业设计》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、京港澳高速公路复线长沙至湘潭段4标段初步设计设计说明书京港澳高速公路复线长沙至湘潭段第4标段初步设计(K0+000~K2+252.133)摘要:本设计为京港澳高速公路复线长沙至湘潭段第4标段初步设计。根据给定的交通量、地形图可以确定设计的公路等级为一级公路,设计车速100km/h,路基宽26m。本设计包括路线的平面、纵断面、横断面,路基及排水,路面及排水,涵洞,沥青混凝土路面设计,水泥混凝土路面设计和施工组织设计与概算。平面线路的设计是根据给定的起点和终点,确定中间主要控制点,初步确定两个路线方案,通过方案的比选选出最佳方案。纵断面
2、设计是根据道路等级、沿线自然条件和构造物控制标高等,确定路线合适的标高、各坡段的纵坡度和坡长,并设计竖曲线。横断面设计是根据设计资料说明,并参照“标准横断面图”,画出路幅宽度,填或挖的边坡线,并设计支挡构造物。排水系统设计是根据横断面沟底标高确定流水方向,并设置涵洞。路面设计是根据公路等级、交通量进行路面结构设计。施工组织设计包括:技术方案设计,施工进度设计,并进行概算。相关的表格、图纸附后。关键词:公路设计、路基、路面、排水、防护ThepreliminarydesignofjinggangaohighwayrailwayChang
3、shatoXiangtansectionofthefourthparagraph(K0+000~K2+252.133)Abstract:ThedesignofjinggangaoExpresswayandRailwayChangshatoXiangtansectionofthefourthsectionofthepreliminarydesign.Thedesignofthehighway’sspeedis100km/h,theroadbedwidthis26misaccordingtothetrafficvolume,thetop
4、ographyhadgived.Thedesignincludesthelineplane,verticalsection,crosssection,thesubgradeandpavementanddrainage,drainage,culvert,asphaltconcretepavementdesign,designandconstructiondesignandbudgetofcementconcretepavement.Theplanecircuitdesignisgivenaccordingtothestartingpo
5、intandendpoint,determinethemaincontrolpoint,initiallyidentifiedtworouteschemes,theschemesandselectthebestscheme.Longitudinalsectiondesignisaccordingtothegradeofroad,alongthenaturalconditionsandthestructurecontrolstandardhigher,todeterminetheappropriateelevationline,the
6、slopeofthelongitudinalslopeandslopelength,andthedesignofverticalcurve.Crosssectiondesignisillustratedaccordingtothedesigndata,andaccordingto"standardsection",paintingoutletwidth,slopelinefillordigging,anddesignofretainingstructures.Drainagesystemdesignisbasedoncross-se
7、ctionalditchbottomelevationdeterminetheflowdirection,andsettheculvert.Pavementdesignisthedesignofpavementstructureaccordingtothehighway,trafficvolume.Includingtheconstructionorganizationdesign:technicaldesign,constructiondesign,andestimate.Therelatedtables,drawingsatta
8、ched.Keywords:highwaydesign,subgrade,pavement,drainage,protection.2014届道路毕业设计编制:审核:邹静蓉2014年5月京港澳高速公路复线长沙至湘潭段4标段初步设计设计