ABSTRACTThetotallengthofDandong-ZhuangheexpresshighwayEFsectioniskm.Theareawhichtheroadcrossesisrollingterrain.Andatechnicalstandardofdouble-wayfour-lainhighwayisadoptedinthedesign.Thedesignspeedis100km/h.Thewidthofthesubgradeis30meters.Thebasictypeofhorizontalcurveisadoptedinthisdesignforallthe4horizontalcurvesanditsminimumradiusis800m.Twoverticalcurvesaredesignedanditsminimumradiusis10000mand10000mforconvexverticalcurveandconcaveverticalcurverespectly.Theminimumlongitudinalgradeis%whichmeetthedrainage.Alloftheadoptedtechnicalstandardcanmeetthehighwaywiththesecond-classservicelevel.4bridgesaredesigned,whicharemediumbridgeandsmallbridgerespctivelyand2pipeculvertarealsodesinged.Differentkindofdrainagefacilitiesareusedinthedrainagedesign.Gravityretainingwallandvegetationprotectionareusedfortheslopeprotection.Theasphaltpavementisusedinthishighway.Theconceptofenvironmentalprotectioniscarriedthroughinallthedesigntomakethehighwayconsistentwiththenature.Differentkindsofprofessionalsoftwareareusedtooptimumthedesignresult.TheconstructiondocumentiscompletedbyAUTOCADandHintCADKeywords:expresshighway；constructiondocument；asphaltpavement；prestressedhollowslabbridge;bridge;protectionofsideslope目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc327787631"第一章绪论PAGEREF_Toc327787631\h1HYPERLINK\l"_Toc327787632"1.1道路线形，交通量情况概述PAGEREF_Toc327787632\h1HYPERLINK\l"_Toc327787639"本次设计的道路运输的特点PAGEREF_Toc327787639\h1HYPERLINK\l"_Toc327787640"沿线自然条件PAGEREF_Toc327787640\h3HYPERLINK\l"_Toc327787641"气候特点PAGEREF_Toc327787641\h3HYPERLINK\l"_Toc327787642"地形与地貌PAGEREF_Toc327787642\h3HYPERLINK\l"_Toc327787643"地质与土质PAGEREF_Toc327787643\h3HYPERLINK\l"_Toc327787644"植被覆盖与作物等情况PAGEREF_Toc327787644\h4HYPERLINK\l"_Toc327787645"第二章公路技术等级的确定PAGEREF_Toc327787645\h5HYPERLINK\l"_Toc327787646"2.1概述PAGEREF_Toc327787646\h5HYPERLINK\l"_Toc327787648"公路等级的确定PAGEREF_Toc327787648\h5HYPERLINK\l"_Toc327787656"2.3方案比选9HYPERLINK\l"_Toc327787659"第三