基本介紹
- 中文名:匝道橋
- 進出口匝道:進出主幹線的附屬接駁路段
- 直接式匝道:將左轉車道設於左方
- 非直接式匝道:將左轉車道設於右方
- 半直接式匝道:與非直接式匝道相似,但不用環道
- 迴轉匝道:U型轉向的匝道
簡介
高速公路匝道分類
作用
設計參考數據
匝道設計數據 | ||||||||||
匝道名稱 | 起點數據 | 匝道要素 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
A | 切點總數目:7 | 切點 | BP | ZY1 | YH1 | HZ1 | HY2 | YH2 | HZ2 | |
樁號 | K0+000 | K0+000 | K0+111.541 | K0+142.413 | K0+292.830 | K0+365.495 | K0+422.983 | |||
半徑(R) | 2024.5 (Z) | 2024.5 (Z) | 60 (Y) | 60 (Y) | 104.5 (Y) | |||||
曲率(1/R) | 0 | 0 | ||||||||
2544454 | X坐標 | 2544453.797 | 2544453.797 | 2544351.93 | 2544323.338 | 2544225.293 | 2544267.834 | 2544323.57 | ||
504221.4 | Y坐標 | 504221.366 | 504221.4 | 504175.963 | 504164.321 | 504064.143 | 504010.703 | 504017.337 | ||
205.6015 | 205°36'05.5" | 205°36'05.5" | 202°26'41.2" | 202°00'28.5" | 273°49'36.3" | 343°13'00.2" | 26°25'30.4" | |||
計算曲率 | 0 | -0.00049 | -0.000493949 | 0 | 0.016666667 | 0.016666667 | 0.009569378 | |||
B | 切點總數目:8 | 切點 | BP | ZY1 | YH1 | HZ1 | HY2 | YH2 | HZ2 | HY3 |
樁號 | K0+000 | K0+000 | K0+102.977 | K0+158.872 | K0+201.539 | K0+259.974 | K0+355.974 | K0+384.425 | ||
半徑(R) | 114.5 (Z) | 114.5 (Z) | 150 (Y) | 150 (Y) | 2024.5 (Z) | |||||
曲率(1/R) | 0 | 0 | 0 | |||||||
2544326 | X坐標 | 2544326 | 2544326 | 2544226 | 2544180 | 2544146 | 2544091 | 253995.9 | 2543968 | |
504012.9 | Y坐標 | 504012.9 | 504012.9 | 501011.7 | 504043.2 | 504068.5 | 504088.2 | 504082.1 | 504077.4 | |
206.4255 | 方位角 | 206°25'31.7" | 206°25'31.7" | 154°53'44.9" | 140°54'39.2" | 149°03'34.8" | 171°22'48.7" | 189°42'53.5" | 189°18'44.1" | |
計算曲率 | 0 | -0.00873 | -0.00873 | 0 | 0.006667 | 0.006667 | 0 | -0.00049 | ||
C | 切點總數目:7 | 切點 | BP | ZY1 | YH1 | HZ1 | HY2 | YH2 | HZ2 | |
樁號 | K0+000 | K0+000 | K0+057.947 | K0+138.013 | K0+240.286 | K0+389.687 | K0+493.112 | |||
半徑(R) | 604.5 (Z) | 604.5 (Z) | 220 (Y) | 220 (Y) | 1978.5 (Y) | |||||
曲率(1/R) | 0 | 0 | 0 | |||||||
2544145 | X坐標 | 2544145 | 2544145 | 2544195 | 2544259 | 2544343 | 2544489 | 2544584 | ||
504440.1 | Y坐標 | 504440.1 | 504440.1 | 504409.7 | 504361.6 | 504304.8 | 504290.9 | 504332 | ||
331.0611 | 方位角 | 331°03'40.1" | 331°03'40.1" | 325°34'07.7" | 321°46'27.8" | 335°05'31.7" | 14°00'05.2" | 28°58'00.3" | ||
計算曲率 | 0 | -0.00165 | -0.00165 | 0 | 0.004545 | 0.004545 | 0.000505 | |||
D | 切點總數目:6 | 切點 | BP | ZY1 | YH1 | HY2 | YH2 | HZ2 | ||
樁號 | K0+000 | K0+000 | K0+106.974 | K0+239.266 | K0+390.959 | K0+449.866 | ||||
半徑(R) | 1978.5 (Y) | 1978.5 (Y) | 120 (Y) | 120 (Y) | 595.509 (Y) | |||||
曲率(1/R) | 0 | |||||||||
2544005 | X坐標 | 2544005 | 2544005 | 2544108 | 2544223 | 2544233 | 2544194 | |||
504121.1 | Y坐標 | 504121.1 | 504121.1 | 504148.1 | 504209.2 | 504350.7 | 504394 | |||
13.08678 | 方位角 | 13°05'12.4" | 13°05'12.4" | 16°11'04.8" | 49°40'57.3" | 122°06'38.4" | 139°00'26.9" | |||
計算曲率 | 0 | 0.000505 | 0.000505 | 0.008333 | 0.008333 | 0.001679 |