[毕业设计精品]长沙火星北路浏阳河大桥拱桥施工图设计

A2A0A1A3A4A5A6A7A8A9A10A11A10A12A13A14A15A16目录第一章方案比选111设计原始数据1111设计项目基本情况1112设计技术标准1113桥梁设计原则212设计方案比选2121预应力混凝土梁式桥2122斜拉桥3123钢箱拱桥313主要材料A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A18131混凝土6132普通钢筋6133钢板和钢构件6134焊接材料6135吊杆7136密封材料714小结7第二章拟定结构尺寸A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17821桥梁总体布置8211桥位布置8211主桥总体布置8212桥型及跨径布置8213桥梁宽度及组成822主要结构尺寸拟定9221拱箱构造9222拟定拱轴系数10223拱轴线型错误未定义书签。224横向联系错误未定义书签。225吊杆错误未定义书签。226横梁错误未定义书签。227纵梁错误未定义书签。228桥面板错误未定义书签。229桥面系错误未定义书签。23小结14第三章斜拉扣挂施工方法介绍和仿真计算A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A1715A2A0A1A3A4A5A6A7A8A9A10A11A10A12A13A14A15A1631拱桥施工方法简介1532临时扣索初张力错误未定义书签。321主拱圈分段15322拱段连接错误未定义书签。323初张力计算1633预拱度计算A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A171734小结18第四章结构内力计算分析A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A171941结构内力计算A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A1719411节点坐标19412主拱内力计算1942成桥状态下主拱内力计算21421恒载作用下产生的主拱内力21422主拱温度内力计算2343活载内力计算27431冲击系数的计算27432车G17959布载及计算2844G14667载组G252433441G6227载G14033力G7509G19492状态计算时作用G6940应组G252433442G8503G5132G1363用G7509G19492状态计算时作用G6940应组G252434443G6227载G14033力G7509G19492状态内力A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A17A173445主拱G7509G19492G6227载应力G20576算错误未定义书签。46纵梁内力计算39第五章桥面板布置4351跨G1025G6142面G8503G6142面G6251G5379G6227载力G20576算4352斜G6142面G6251G2110G6227载力G20576算45设计总结47主要参考文献48致谢49附表50G19480G15932G4450G19480G15932G44G4453G19480G15932G44G44G4456G19480G15932G44G5759G19480G15932G5762A2A0A1A3A4A5A6A7A8A9A10A11A10A12A13A14A15A16G19480G15932G57G4464G19480G15932G57G44G4466G19480G15932G57G44G44G4468G19480G15932G44G5969A2A0A1A3A4A5A6A7A8A9A10A11A10A12A13A14A15A16A19A20A21A22A23A24A21第一章方案比选11设计原始数据111设计项目基本情况G9791G7155G2283G17347G8995G19463G8839G3835桥位G1122G19283G8813G5078G9791G7155G3835G17959G994G8995G19463G8839G1144G8731G3800G452桥位G4658冲G8958G12227G19466G3332G3332G16992G712G8839G5214宽G13434220G80G452G2347G4748G9791G7155G3835G17959G5062G1474G14279G8995G19463G8839G3835G3576下G712G2283G4748G1038冲G12227G3546G12227G2318G712G3332G2195G17751G5191G3386G5332G19432G712G17953布G14768G3332G451G8756G3628G452G19283G8813G3332G2318G4658G1122G1134G9921G5114G4407G20130G8680G1517G15G1821G7138温G7274G9299G9082G15G19644G18339G1028G4512G15G5192G5191G3355G8680温289G263G15G5192G19489G8712G183391562G80G80G15G5192G7097G100431695小时G15G7092G19696G7411272G3837G15G7161G3811G1055G1144G3822G7304G19644G154G976G7388G2356G1852G5192G19489G8712G18339的40G8G15G8712G13605密G19610G15G5194G7389小G8839G15G8712G8981G3355G8731G1849G8995G19463G8839G452G19283G8813G7161G3811G1055G1144G3822G7304G19644G712G8995G19463G8839G8712G13605密G19610G712G990G9228G20652G4677G8819G16907G17751G3822G712G5194G7389小G8839G712G8712G8981G3355G8731G1849G8995G19463G8839G712G8839G8712G9084G14865G17751G17817G17907G712G2475G3835G8680G19489G19644G5445G2721G17751G3835G712G8958G8712主要G1114生在G7161G4407及G3811G4407G712G8995G19463G8839G8712200G5192一遇的最G20652G8958G8712位G10383860米G452经野外G3332质调查G994勘探G712桥位G2318G3332下G8712类型主要G7389潜G8712和G6227压G8712（G990层滞G8712仅局部分布）G712潜G8712主要G1038赋存G1122圆砾G1025的孔隙G8712（具G7389微G6227压性）G712补给来源主要G1038G3835G8680G19489G8712及G3332G15932G8712体（G8995G19463G8839G8712）桥位G3800不良G3332质现象主要G1038小断层及岩溶G712G2318域G3332质稳定性一般G452场G3332内G3332层结构G17751复杂G712不良G3332质现象G17751发育G712该场G3332可按村建筑G6251震不利G3332段考虑G15场G3332稳定性一般G712可以建筑G452112设计技术标准1G451G14667载等级1）G17347面设计G14667载标准轴载BZZ1002）桥梁设计G14667载城A级G712同时满足公G17347规范汽车超20级G712挂车120级G712人群4KN/G14667载等级要求G4522G451G17347线等级G44级城G5078主干G17959城G5078特G3835桥；3G451机动车设计G17907度60KG80/H；4G451通航标准按级航G17959标准通航净宽45米G451净空6米G15通航G8712位按H20G836G45252米；A2A0A1A3A4A5A6A7A8A9A10A11A10A12A13A14A15A16A19A25A21A22A23A24A215G451机动车净G20652G3835G1122等G112245米；6G451非机动车G451行人净G20652G3835G1122等G112228米；7G451设计G8958G8712频率两百G5192一遇；设计G8958G8712位H05G83860米；8G451G3332震裂度7度设防；9G451设计基本G20130G17907一百G5192一遇10米G2065210分钟G5191G3355G20130G17907259米G452113桥梁设计原则1适用性桥G990应保证车辆和人群的安G1852畅通G712G5194应满足将来G1144通G18339增G19283的需要G452桥下应满足泄G8958G451安G1852通航或通车等要求G452建成的桥梁应保证G1363用G5192G19492G712G5194便G1122检查和维G1474G4522舒适G994安G1852性现代桥梁设计越来越G5390调舒适度G712要G6523G2058桥梁的G12458向G994横向G6403G5145G712G18003G1825车辆在桥G990G6403动G994冲击G452G6984G1022桥跨结构及G2520部分构件G712在G2058造G451G17828G17767G451安G16025和G1363用G17819G12255G1025应具G7389足G3827的G5390度G451G2030度G451稳定性和G13796G1049性G4523经G8994性设计的经G8994性一般应G2356G20330位G452经G8994性应G13520G2524发G4649G17840G7235及将来的G1871G6264和维G1474等G17165用G4524G1820G17839性桥梁设计应体现现代桥梁建设的G7044技术G452应便G1122G2058造和G7562设G712应G4625G18339G18331用G1820G17839工G14414技术和施工机G7812G451设G3803G712以利G1122G1955G4581G2183动G5390度G712G2164G5567施工G17839度G712保证工G12255质G18339和施工安G1852G4525G13666G16278一G5243桥梁G712G4600G1866G7171G5243G14865G1122城G5078的桥梁应具G7389G1260G13666的外G5430G712应G994G2620G3272的G7235G14280G11468G2339调G452G2524G10714的结构布局和G17730G5287G7171G13666G16278的主要G3252G13044G712G1927不应G6238G13666G16278G10267面的G10714G16311G1038G16958G2338的G16025G20292G452应G7693据G990G17860原则G712G4557桥梁作G1998G13520G2524G16792G1284G45212设计方案比选121预应力混凝土梁式桥预应力混凝土梁式桥具G7389以下主要特G54611）混凝土材料以G11734G451G11719G1038主G712可G4613G3332G2474材G712成本G17751G1314；2）结构造型G9801活G712可G8181型G3921G712可G7693据G1363用要求G8987G19148成G2520G12193G5430状的结构；3）结构的G13796G1049性和G13796G9791性G17751G3921G712建成G2530维G1474G17165用G17751G4581；4）结构的G6984体性G3921G712G2030度G17751G3835G712G2476性G17751小；5）可G18331用预G2058方式建造G712将桥梁的构件标准G2282G712G17839G13792G4466现工G1006G2282生产；6）A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A44A45A46A47A48A45结构G14270G18337G17751G3835G712G14270G18337G13803G6493G3835部分材料的G5390度G712G3252G13792G3835G3835G19492G2058G1866跨越G14033力；7）预应力混凝土梁式桥可G7389G6940利用G20652G5390度材料G712G5194G7138G7186G19489G1314G14270G18337G6164G2356G1852部设计G14667载的比G18337G712G7094节G11477材料G451增G3835G1866跨越G14033力G712G2460G6564G20652G1866G6251裂和G6251G11142G2183的G14033力；8）预应力混凝土梁式桥G6164G18331用的预应力技术G1038桥梁G16025G18209式结构G6564G1391G1114最G7389G6940的G6352G16025G6175段G712通G17819施G2164纵向G451横向预应力G712G1363G16025G18209式结构G19610成G6984体G712G17839一G8505G6205G3835G1114G16025G18209式结构的应用范G3272G452122斜拉桥斜拉桥的特点G7171G1393G19764G3278定G994索G3624的斜拉索G6915G6757梁跨G712梁G7171G3822跨G5389性G6915G6757梁G712梁内G5379G11709G994桥梁的跨度基本G7092G1863G712G13792G994拉索的G19400G17329G7389G1863G452G1194G1216适用G1122G3835跨G451特G3835跨度桥梁G712现在G17836G8821G7389G1866G1194类型的桥梁的跨度G14033超G17819G1194G1216G452斜拉桥G994G5760索桥不同G1055G3800G7171G712斜拉桥G11464接G19182G1122主梁G990G712称G14270G19182体系G712拉索G6227G2475巨G3835的拉力G712拉索的G8712G5191分力G1363主梁G2475压G712G3252此G3624G451梁G3355G1038压G5379构件G452由G1122斜拉桥的主梁通G17819拉紧的斜索G994G3624G11464接G11468连G712增G2164G1114主梁G6251G5379G451G6251扭G2030度G712在动力特性G990一般G17840胜G1122G5760索桥G452G5760索桥的主缆G1038G6227G18337索G712它通G17819吊索吊住G2164劲梁G712索两端G19182G1122G3332面G712称G3332G19182体系G452斜拉桥具G7389施工方便G451桥型G13666G16278G451用料G11477G451主梁G20652度小G451梁底G11464线容易满足通航和排G8958要求G451动力性G14033G3921的G1260点G712发G4649非G5132G17817G17907G712跨径不断增G3835G452但G4466际跨度不G3835G712此桥型不予考虑G452123钢箱拱桥钢箱拱桥的主要特点G7171G18337G18339轻G451G11477钢由G1122箱G5430梁更G14033G7389G6940G3332发挥钢板的G6227载G14033力G712G3252此G712G18331用G8503G1144异性钢桥面板和用薄钢板作梁肋G994底板的箱G5430梁G712比桁梁桥节G11477钢材20左右G712跨径愈G3835愈节G13434G452G5194由G1122G990部结构的G14270G18337G1955轻G712桥梁下部结构造价一般可G19489G1314515；G6251G5379和G6251扭G2030度G3835这G7171由闭G2524空心G6142面的特性G6164G1927定的G712在材料数G18339G11468同时可G17751G1866G1194G6142面G5430式G6564G1391更G3835的G6251G5379和G6251扭G2030度G712故特别适用G1122曲线桥和G6227G2475G17751G3835偏心G14667载的G11464线桥；安G16025G17817G17907G712便G1122G1871G6264箱G5430梁可以在工厂G2058成G3835型安G16025单元G712从G13792G1955G4581工G3332连接螺栓数G18339G452在施工时便G1122纵向拖拉或用顶推法G7562设G452箱G5430梁结构简单G712油漆方便G712且由G1122内部G1038闭G2524空G19400G712更容易G6251锈蚀；箱G5430G6142面的G1025性轴G3835G14280居G1025G712G4557G1122抵G6251G8503负G5379G11709具G7389几乎G11468等的G14033力G712G14033G17751G3921的A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A49A45A46A47A48A45适应主拱圈G2520G6142面G8503负G5379G11709G2476G2282的需要；结构G7044颖G712外G5430简洁G451G13666G16278G452A50A51A52A53A54A55A56A53A50A57A58A59A60A61A62A56A53图121设计方案比选A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A63A45A46A47A48A45方案比选桥型方案钢箱拱桥第一方案预应力混泥土连续T梁第二方案预应力混凝土简G6915梁第三方案经G8994性箱梁节段G18331用预G2058G712工G7411及质G18339都容易得到保证G712简易经G8994G452便G1122G17828G17767和吊G16025G712施工G17907度G5567G712易G1122更换G6915G5243G15但跨径G17751G3835时G4613不经G8994G1114桥梁G990下部可以同时施工G15G1363工G7411G3835在缩短G15但需要G3835型的起吊G17828G17767设G3803G15G17165用G17751G20652G13666G16278性构造简单G712线G5430简洁G13666G16278侧面G990看线条G7138晰G712G994G3332G5430G18209G2524G712G7186得G13666G16278G3835方跨径一般G712线条G7138晰G712但比G17751单调G712G994G7235G16278G18209G2524很不G2339调G452施工方面由G1122钢材具G7389匀质性G451构件轻的特点G712用节段G5760G6352法很方便；可以G17751方便的跨越很G3835跨度G712节G11477施工时G19400G994G17165用G452G18331用预G2058T梁G15需要G3835G18339预G2058场G3332需要G3835G18339吊G16025设G3803G712施工工G14414复杂预G2058T型构件G712G17828G14279施工G3332点G712G18331用混凝土现G8987G712将T型梁连接G712G1866特点外型简单G451G2058造方便G712G6984体性G3921适用性G2475力G7138确G712构造简单G712行车G17751G1038舒适G452建桥G17907度G5567G712工G7411及质G18339都容易得到保证G452适用G1122跨径1550米的桥梁G712G5132用跨径G10382040米G15G14033G1038车辆G6564G1391G17751G1038舒适的行驶条件G452G2475力G7138确G15构造简单G15施工方便G15适用G1122G1025小桥梁G452由G1122钢材具G7389G5390度G20652G451材质G3355匀G451塑性及韧性良G3921和可焊性G3921等诸G3822G1260点；G3252此G712用钢材建造的桥梁钢桥具G7389如下特点1跨越G14033力G3835G452由G1122钢材的G5390度G20652G712在G11468同的G6227载G14033力条件下；G994钢筋混凝土桥梁G11468比G712钢桥构件的G6142面G17751小G712G6164以钢桥的G14270G18337G17751轻G712最适G2524G1122建造G3835跨度的桥梁G4522最适G2524G1122工G1006G2282G2058造G452钢桥构件一般都G7171在专G1006G2282的工厂由专用设G3803G2164工G2058作G712不G2475G4407节的G19492G2058G712G2164工G2058造G17907度G5567G451精度G20652G712质G18339容易得到G6523G2058G712G3252G13792工G1006G2282G2058造G12255度G20652G4523便G1122G17828G17767G452由G1122钢桥构件的G14270G18337G17751轻G712特别G7171在G1144通不便的G4677G2318便G1122汽车G17828G177674安G16025G17907度G5567G452钢桥构件便G1122用G5760臂施工法G6352G16025G712G7389成套的设G3803可用G712G6352G16025工G14414成熟A64桥位G2318覆盖厚度G17751G3835G15工G12255G3332质条件复杂G15小断层及岩溶等不良G3332质现象G17751发育G15且该桥跨径G17751G3835G15G7389138G80G15结G2524桥梁设计原则G712经比G17751G15钢箱拱桥更G2164G2524适G15跨径G990满足要A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A47A45A46A47A48A45求G712G7235G16278G994环境G2339调G712G4557G6984G1022工G12255G17839度来说不会G2475G1866G5445G2721G712G6164以G18331用第一方案钢箱拱桥G45213主要材料131混凝土桥面预G2058空心板G451桥面砼现G8987层G18331用C30砼G712G6227台G18331用C30砼G712桥墩G18331用C30砼；桩基础G18331用C30砼G712拱G5243G18331用C40砼G712背墙G18331用C30砼G452拱G5243内的混凝土G18331用C40的微膨胀混凝土G712应具G7389如下的施工性G14033AG451G8981动性G3921G451坍G14865度衰G1955慢G451初凝时G19400G11468G4557G17751G19283G451终凝时G19400G11468G4557G17751短G452BG451G8712灰比小G112203G451坍G14865度12CG8018CG80G15即保证混凝土易性和在硬G2282G17819G12255必须的G8712G1233G712G13792不G14279G3252G8712G1233G17819G3822G13792在封闭箱内G5430成G8543G11053G8712G452CG451干缩小且具G7389微膨胀性G452G71G451G8712G2282G9921G1314且G8712G2282G9921G20652G4804G1552发生在混凝土G17810到一定G5390度G1055G2530G712以G6227G2475由G1122G8712G2282G9921产生的温度应力G452G18331用G8712泥G451G11734G451G11719料和G8712G3355应G12538G2524G457公G17347桥G9097施工技术规范G458（G45TG450412000）的G7389G1863节规定G712G18003G1825应发生G11909G19610料G2465应G452132普通钢筋钢筋技术标准必须G12538G2524G42B149998的G7389G1863规定G452133钢板和钢构件AG451钢箱主体结构G451横梁G451横G6757G451纵梁G451临时G2317G18209件G451拱端钢板G451G19182具G3455板G451钢套G12582G451G19120套G12582G2164劲板G451拱G5243预G3487钢板G451拱段临时连接等G3355G18331用G52345G39钢材G712此钢材应G12538G2524G42B/T159194的要求G452134焊接材料AG451焊G1009应G12538G2524（溶G2282焊用钢G1009）G42B/T1449571994和G457G8680体保G6264焊G1009G458G42B/T149581994的要求G452BG451焊G2070应G12538G2524G42B/529385的要求G452CG451G1314G11911钢焊接条应G12538G2524G42B/T511785的要求；G1314G2524钢焊接条应G12538G2524G42B/T511885的要求G452G71G451二G8699G2282G11911G13443度应G3835G1122995G8G452135吊杆本桥G18331用19G207G771524钢G19140线作G1038吊杆G712规G7696G1852部G1038G42G451519型G712钢G13490线G6984G7475G6392压A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A65A45A46A47A48A45G19182索G712G18331用G19220G19168钢G13490线G712G11464径G10381524G80G80G712标准G5390度1860G48G51AG712保G6264G13629G994预G3487G12661G712防G8712G13629G1038防G14116油G14038G712吊杆G990G451下设G1955震G3132G712钢G13490线的材料和防G6264应G12538G2524现行的G11468G1863G3281G4490规范要求G452吊杆G19182具G18331用G6392压墩G3848G19182吊杆下端G18331用可张拉的G19182具类型G452136密封材料吊索在拱肋G1998G2487G3800G18331用G13870G8700G18243密封材料（G20080G14406G5465定）G712该材料必须满足以下技术G6363标；G7509G19492G1292G19283率G30535G8G712G6251拉G5390度G3055G48G51AG712G12908结G5390度G3055G48G51AG712G3278体G2559G18339G30590G8G712G1314温G7592性G30420G263G712G13796G9921温度G305150G263G712硬度G30450G712G13796G13781G2282G451G13055外线性G14033良G3921G3278G2282G4466干G30410小时G45214小结通G17819方案比选G15确定方案G1038G1025G6227式钢箱拱桥G15G5194规定G1114材料类型G452第二章拟定结构尺寸A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A66A45A46A47A48A4521桥梁总体布置211桥位布置G8995G19463G8839G3835桥桥位G7393从G19283G8813G5078城G5078总体规G2022G17347G13605规G2022G1025的G9791G7155G2283G17347G17959G17347G1025线G17220向G712G1038保证钢结构主拱圈施工吊G16025安G1852将桥G1025线适G5415G5460G1008侧偏G12239G452211主桥总体布置主桥G1038一跨G17819G8839的钢箱拱肋G5760G19154线G7092G19140拱结构G712计算跨径138G80G712G11702G20652345G80G712G11702跨比1/4G712拱轴系数1347G452由G1122横梁G17751G20652G712横梁G19400设置钢纵梁G712横梁及纵梁顶面设置G9299接G13553G712G5430成钢砼组G2524桥面G712增G5390G6984G1022桥面的G6984体G2030度G452212桥型及跨径布置主桥跨径G1038138G80G712G11702跨比1/4的G1025G6227式钢箱拱桥G452桥面以G990设置3G17959钢结构横G6757；桥面结构G18331用钢结构横梁G712预G2058吊G16025空心板钢筋砼梁G712桥面G19150G16025G18331用9CG80厚G8825G19750砼桥面；桥面底层设置4G17959钢结构纵梁G712G5430成G1129G4395型G20604G7562G712G994桥面结G2524G5430成钢砼组G2524结构G452两侧G2520G1292G19985米宽非机动车G17959G451行人通G17959G452图211总体布置图213桥梁宽度及组成桥面宽度G29设计总宽G1038G29398G80G2559两G17805G252050米人行G17959G30桥面横向布置G1038G2950G80人行G17959G14G7651杆G1420G80吊杆G2318G1404G80G19400隙G14G7651杆G14075G80G19560G12175G5114G1435G80机动车G17959G142G104375G80机动车G17959G142G104075G80分G19560G5114G142G104375G80机动车G17959G1435G80机动车G17959A26A27A28A29A30A31A32A33A34A35A36A37A36A38A39A40A41A42A43A48A45A46A47A48A45G14075G80G19560G12175G5114G1404G80G19400隙G14G7651杆G1420G80吊杆G2318G1450G80人行G17959G14G7651杆图212横G6142面图22主要结构尺寸拟定221拱箱构造主拱圈G18331用钢箱断面G15顶板和底板宽度G3355G10382110米G15箱宽20米拱箱G14157板内G17730G5287尺寸G15以下同G15拱G14062断面拱箱G20652度36米拱箱顶底板内G17730G5287尺寸G15以下同G15拱顶断面拱箱G20652度26米G15G20652度G18331用以G8712G5191坐标G59轴的二G8437G6255G10301线G2476G2282G15拱圈G20652度G2476G2282方G12255G1038G29H2100399G1041042XG1426A67A68A69A70A71A72A73A74A75A76A77A78A77A79A80A81A82A83A84A85A86A87A88A89A90A87A91A92A93A94A91A95A93A94A96A97A98A99图221主拱圈G6142面图拱箱顶板和底板厚度G103830G8639米G15G14157板厚度25G8639米G15顶底板和G14157板G990设G7389纵向G2164劲板G15G2164劲板G18331用厚度16G8639米的钢板G15G20652度160G8639米G15顶G451底板纵肋G19400G17329500G8639米G15G14157板纵肋G19400G17329以450G8639米G1038主G15G19555G11540拱箱G20652度的G2476G2282G13792设调G6984G19400G17329G452拱箱横G19560板G1861分三类G712第一类G1038G3414G11464G1122拱轴线的分布横G19560板G712G18331用厚度16G8639米的钢板；第二类横G19560板G4557应G1122吊杆G712G8611G7693吊杆G990设两G10267横G19560板G712第三类横G19560板G4557应G1122拱圈G8716G1049横G6757G712G8851用G3414G11464G1122拱轴结布置G712G994横G6757的G14157板G11468G4557应G712板厚16G8639米G712G6164G7389横G19560板G3355G7693据G20652度设置G1114人孔G452222拟定拱轴系数由G1122G5760G19154线的G2475力情况G17751G3921G15G2460G7389G4448G6984的计算G15932G7696可G1391利用G15G6164以用G5760G19154线作G1038拱轴线G15G18331用G256G1128点G18337G2524法G257确定G1866G80G1552G452由拱顶G5379G11709G1038G19658及结构G14270G18337推力的G4557称条件G11705G15拱顶仅G7389通G17819G6142面G18337心和G14270G18337推力HG74G15G11468应G5379G11709G48G710G15G2110力G52G710G452A67A68A69A70A71A72A73A74A75A76A77A78A77A79A80A81A82A83A84A85A85A87A88A89A90A87A100A100A101A102A103A104A105A106图222空G14157式G5760G19154线拱轴线计算图式如图G712由0AMG712得JGMHF（1）由0BM得11440GHYM1414GMHY（2）将（1）式G1025的HG74代G1849G990式G712得1144JYMFM（3）等G6142面G5760G19154线拱主拱圈结构G14270G18337G45571/4及拱G14062G6142面的G5379G1170914MG451JM可由G457拱桥G45814G15932（G44G44G44）19查得G452求得14YFG1055G2530可由式141221YFM求得G80G1552G452G1563定G801347G15G11468应的14024YFG712G325214FLG712查G457拱桥G458（G990G1888）G15932G44G44G44得G2334拱G5760臂G14270G18337G455714G6142面和拱G14062G6142面G5379G11709G103824KALM表值故14202536769813802102319539804MKNMA107A108A109A110A111A112A113A114A115A116A117A118A117A119A120A121A122A123A124A125A126A127A128A129A130A127203036769813805013655786304JMKNM图223G5760G19154线拱轴计算图G12046G2334拱G5760臂G19610G1025力G14667载G455714G6142面和拱G14062G6142面G5379G11709G103841385276274143021627414351512741382862741352212741056983LMKNM413856612741430601274143553627413824712741352406274128534127412322762748572112744705791LMKNM1419539810569831252381MKNM55786347057915263654JMKNM141212JMMMMA131A132A133A134A135A1360079MMM与M之差小于半级，因此取拱轴系数M1347223拱轴线型主拱圈为悬链无铰拱桥面，计算跨径L1380米，计算矢高F345米，拱轴系数A137A138A139A140A141A142A143A144A145A146A147A148A147A149A150A151A152A153A154A155A156A157A158A159A160A157M1347，拱轴线方程为12/11FYCHKXLM式中21KINMM224横向联系为保证拱的横向稳定，在桥范围内共设7道永久横撑，在桥面以下两道横撑之间增设A撑形成框架，除肋间横梁腹板沿垂直设置外，其余横撑腹板均垂直拱轴线。横撑采用钢箱断面，腹板采用16毫米钢板，顶、底板采用12（16）毫米钢板，内设纵向加劲板和横隔板。225吊杆本桥共设16排吊杆，吊杆的纵向间距65米，60米，吊杆位于拱面内，短吊杆采用带铰的形式，每个吊杆均由GJ1519钢铰线组成，采用平行钢铰线成G2709G6301G13046，外G2265G9921G6392G51G40G6264G3883。吊杆G990、下G12483G19182G1867均采用G6392G2399G3709G3848G19182G1867，由于拱圈内G12366间G10433小，设计中G13783G15397G16855G6984吊杆G19283G5242G7114，在下G12483横梁内G5364G6301。226横梁主桥横梁共两G12193G13479G7512，G2010为吊杆横梁和肋间横梁。1）、吊杆横梁吊杆横梁G1852G18108采用G1852G9950式G2476G6142面钢板梁，横梁高G5242G19555桥面纵G3381的G2476G2282G13792G2476G2282，采用箱形断面，顶板G2414G524224MM，底板G2414G524228MM，腹板G2414G524216MM，横向加劲板G5132G16280间距150G70M，加劲板G2414G524212MMG15横梁顶板G990设置G2110G2159G19037与桥面板G10628G8987G8585G17842G6521。2）、肋间横梁、横撑G6984个主拱圈设两道肋间横梁，G1128道横撑，肋间横梁与横撑均G17902G17819G9950G6521与主拱圈G3278G13479。在肋间横梁G4445G16025G3800，拱圈外G1403设悬G14230梁用于G6915撑G1166行道肋板梁，悬G14230梁采用G5049G4395形G6142面，梁G7693G18108高80G70M，G990G13776板G241420MM，腹板G2462下G13776板G241416MM，G1166行道面板为8MM，G2414带加劲肋钢板。227纵梁G1852桥共设4道钢纵梁，以增G5390G1852桥G5647G1319G2030G5242，纵梁为箱形断面形式，中纵梁为724G104760MMG15中纵梁顶底板G241416MM，腹板G241412MM。G17805纵梁为125G10476G70M，G17805纵梁顶底板G2414A137A138A1