土木工程道路专业毕业设计---三级公路两阶段施工图设计

毕业设计

计算方位角θ: 第一象限,???;

o??180??; 第二象限,

o??180??; 第三象限,

o??360??。 第四象限,

(2) 各交点的曲线要素计算: 方案一各曲线要素的精算 量得

起点A点坐标为 X:2837386.000 Y:498320.000

JD1坐标为 X:2836948.000 Y:498736.000 JD2坐标为 X:2836954.000 Y:499258.000

终点B点坐标为 X:2837020.000 Y:504220.000

?1?arctany1?y0498736?498320?arctan?58?

x1?x02836948?2837386?1?180???1?270?

?2?arctan第三象限:

y2?y1505468?505892?arctan?81?01?13.6??

x2?x12837171?2837238?2?180???2?180??81?01?13.6???136?8′32.4″

JD1处转角:?1??2??1?47?8′(左转) 3.2″?3?arctany3?y2505069?505468?arctan?85?50?34.6??

x3?x22837200?2837171第四象限:?3?360???3?360??85?50?34.6???274?09?25.4??

转角:?2??3??2?274?09?25.4???261?01?13.6???14?25′(左转) 3.1″?4?arctany4?y3504722?505069?arctan?75?46?10.8??

x4?x32837112?2837200 21

毕业设计

第三象限:?4?180???4?180??75?46?10.8???255?46?10.8??

转角:?3??4??3?255?46?10.8???274?09?25.4???18?23?14.6??(左转)

?5?arctany5?y4504449?504722?arctan?54?02?51.3??

x5?x42836914?2837112第三象限:?5?180???5?180??54?02?51.3???234?02?51.3??

转角:?4??5??4?234?02?51.3???255?46?10.8???21?43?19.5??(左转)

?6?arctany6?y5503957?504449?arctan?74?45?52.5??

x6?x52837048?2836914第四象限:?6?360???6?360??74?45?52.5???285?14?07.5??

转角:?5??6??5?285?14?07.5???234?02?51.3???51?11?16.2??(右转)

?7?arctany7?y6503472?503957?arctan?83?24?48.9??

x7?x62837104?2837048第四象限:?7?360???7?360??83?24?48.9???276?35?11.1?? 转角:?6??7??6?276?35?11.1???285?14?07.5???8?38?56.3??(左转)

?8?arctany8?y7503052?503472?arctan?84?01?09.8??

x8?x72837060?2837104第三象限:?8?180???8?180??84?01?09.8???264?01?09.8??

转角:?7??8??7?264?01?09.8???276?35?11.1???12?34?01.3??(左转)

?9?arctany9?y8502446?503052?arctan?78?26?08.7??

x9?x82836936?2837060第三象限:?9?180???9?180??78?26?08.7???258?26?08.7??

转角:?8??9??8?258?26?08.7???264?01?09.8???5?35?01.2??(左转)

?10?arctany10?y9502154?502446?arctan?57?55?26.8??

x10?x92837119?2836936第四象限:?10?360???10?360??57?55?26.8???302?04?33.2??

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毕业设计

转角:?9??10??9?302?04?33.2???258?26?08.7???43?38?24.5??(右转)

?11?arctany11?y10501771?502154?arctan?85?31?16.4??

x11?x102837089?2837119第三象限:?11?180???11?180??85?31?16.4???265?31?16.4??

转角:?10??11??10?265?31?16.4???302?04?33.2???36?33?16.8??(左转)

?12?arctany12?y11501514?501771?arctan?71?05?53.4??

x12?x112837177?2837089第四象限:?12?360???12?360??71?05?53.4???288?54?06.6??

转角:?11??12??11?288?54?06.6???265?31?16.4???23?22?50.2??(右转)

?13?arctany13?y12501155?501514?arctan?88?33?50.1??

x13?x122837168?2837177第三象限:?13?180???13?180??88?33?50.1???268?33?50.1??

转角:?12??13??12?268?33?50.1???288?54?06.6???20?20?16.5??(左转)

?14?arctany14?y13500831?501155?arctan?61?04?50.5??

x14?x132836989?2837168第三象限:?14?180???14?180??61?04?50.5???241?04?50.5??

转角:?13??14??13?241?04?50.5???268?33?50.1???27?28?59.6??(左转)

?15?arctany15?y14500475?500831?arctan?82?47?44.7??

x15?x142837034?2836989第四象限:?15?360???15?360??82?47?44.7???277?12?15.3??

转角:?14??15??14?277?12?15.3???241?04?50.5???36?07?24.7??(右转)

?16?arctany16?y15500100?500475?arctan?77?57?26.7??

x16?x152836954?2837034第三象限:?16?180???16?180??77?57?26.7???257?57?26.7??

转角:?15??16??15?257?57?26.7???277?12?15.3???19?14?48.5??(左转)

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毕业设计

JD1处的曲线要素:

重丘区三级公路计算行车速度为30km/h,取半径R=350m 曲线长 L??180?R???180?47?08′03.2″?350?287.92656824m

47?08?03.2?152.672 m22?47?8′03.2″?1)?31.849m 外距E?R(sec?1)?350?(sec22切线长 T?Rtan?350?tan超距D?2T?L?2?152.672?287.92656824?17.418m

JD2处的曲线要素:

重丘区三级公路计算行车速度为30 km/h,取半径R=450m 曲线长 L??180?R??180?14?25′ 03.1″?450?113.23499067m

14?25′ 03.1″?56.918m

22?14?25′ 03.1″?1)?3.58535639m 外距E?R(sec?1)?450?(sec22切线长 T?Rtan??450?tan 超距

D?2T?L?2?56.918?113.23499067?0.601m

JD3处的曲线要素:

重丘区三级公路计算行车速度为30 km/h,取半径R=350m 曲线长

L??180?R??180?56?14′ 01″?350?343.51161m

切线长

T?Rtan?2?350?tan56?14′ 01″?187.015m 256?14′ 01″?1)?46.83050302m 2外距

E?R(sec?2?1)?350?(sec超距

D?2T?L?2?187.015?343.5116175?30.518m

JD4处的曲线要素:

24

毕业设计

重丘区三级公路计算行车速度为30 km/h,取半径R=100m 曲线长 L??180?R???180?50?53′ 45.8″?100?118.8303m

50?53′ 45.8″?62.753m

22?50?53′ 45.8″?1)?11.159939m 外距E?R(sec?1)?100?(sec22切线长 T?Rtan?350?tan超距D?2T?L?2?62.753?62.753?6.676m

JD5处的曲线要素:

重丘区三级公路计算行车速度为30 km/h,取半径R=65m 曲线长

L??180?R??180?41?44′ 38″ ?65?72.356928m

切线长

T?Rtan?2?65?tan41?44′ 38″?37.42m 241?44′ 38″?1)?4.993m 2外距

E?R(sec?2?1)?65?(sec超距

D?2T?L?2?37.42?72.357?2.487m

2 交点桩号精定 起点A和JD1间距离:

DA1?(2836948?2837386)2?(498736?498320)2?604.069m

JD1和JD2间距离:

D12?(2836954?2836948)2?(499258?498736)2?522.034m

JD2和JD3间距离:

D23?(2837100?2836954)2?(499800?499258)2?561.319m

JD3和JD4间距离:

D34?(2836850?2837100)2?(500086?499800)2?886.778m

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