长沙地铁站曲线编号区间起点直缓点缓圆点YJD15圆缓点缓直点直缓点缓圆点YJD16圆缓点联络通道缓直点直缓点缓圆点YJD17圆缓点区间终点缓直点特征点里程x坐标（m）y坐标（m）49851.318049870.873049915.081049954.029549991.679050036.088050065.825050135.084050163.478550192.208050220.094050261.924050290.383050350.092050373.115250396.315050445.7070曲线参数R=1000I=45T=83.245L=166.350a=6°57′10.2″R=450I=70T=99.077L=197.185a=-16°11′37.5″R=650I=60T=83.263L=165.255a=9°21′58.0″偏移量（m）0~0.0660.0660.066~00~0.1340.1340.134~00~0.0780.0780.078~0YDK8+582.10099171.8070YDK8+601.67799170.8610YDK8+6.67799168.349099166.8375YDK8+723.02699160.0440YDK8+768.02699151.7770YDK8+798.19799147.6820YDK8+868.19799137.656099130.9500YDK8+925.38299136.0340YDK8+953.32599137.7670YDK8+995.38299145.1160YDK9+024.02399145.3440YDK9+084.02399151.187099154.7275YDK9+130.279152.6300YDK9+178.70099151.0510YDK9+190.278竖曲线里程YDK8+582.100YDK8+620.00YDK8+965.00YDK9+165.00YDK9+179.700轨面高程（m）曲线半径R(m)切线长T（m）27.655227.73121.86626.226.17130005000300028.596.678435.50710.1354-170.934721.6710.2101-2外矢距（m）坡度‰长沙地铁站
曲线编号区间起点直圆点特征点里程x坐标（m）y坐标（m）50607.500051058.1240曲线参数偏移量（m）0~0.015YDK9+341.70099142.8740YDK9+785.399YDK9+792.999120.0850R=3000I=0L=.453T=44.730
a=-1°42′30.4″
联络通道YJD18圆直点直缓点缓圆点YJD19圆缓点区间终点缓直点YDK9+851.97099117.682099117.8255YDK9+882.35299116.90YDK9+8.852YDK10+047.30399113.4830YDK10+107.30399110.528099111.4033YDK10+186.11799093.4400YDK10+227.75099078.1050YDK10+246.117 51117.145051102.796551147.517051312.432051372.339051412.820751449.109051487.8030R=3000I=0L=.453T=44.730a=-1°42′30.4″R=350I=60L=198.815T=100.411a=22°43′ 27.4″0.0150.015~00~0.1320.1320.132~0竖曲线里程YDK9+341.700YDK9+375.00YDK9+625YDK9+855YDK10+210YDK10+227.75轨面高程（m）曲线半径R(m)切线长T（m）25.847-225.7820.0318.8821.08121.05300050005000300031.54528.029112.31740.1654-230.2025-50.07866.2120.0253-2外矢距（m）坡度‰长沙地铁站
曲线编号区间起点直缓点缓圆点YJD20圆缓点缓直点直缓点缓圆点YJD21圆缓点缓直点区间终点特征点里程x坐标（m）y坐标（m）51663.344051725.320051757.385051779.933851803.259051836.115051900.523051952.453051982.605152014.3052068.187052086.3250曲线参数偏移量（m）0~0.0590.0590.059~00~0.0760.0760.076~0YDK99000.3290YDK10+487.544972.8510YDK10+522.544958.8210948.6369YDK10+571.9840.3840YDK10+606.9828.3230YDK10+675.477905.0340YDK10+730.47798886.927098875.3544YDK10+794.80198869.6270YDK10+849.80198858.2020YDK10+868.30098854.5670R=1200I=35L=119.444T=59.741a=-4°01′54.8″R=800I=55L=174.324T=87.284a=-8°32′45.5″竖曲线里程YDK10+410.00YDK10+419.750（起始点）YDK10+840.00YDK10+868.300（区间终轨面高程（m）曲线半径R(m)切线长T（m）20.68520.637-4.91418.57218.51530004.37090.0032-230004.3709外矢距（m）0.0032-4.914坡度‰
