圆曲线半径与超高值

表7.5.3 圆曲线半径与超高值设计速度(km/h)超高(%)1201008060最大超高（%）最大超高（%）最大超高（%）最大超高（%）10861086108610864超高(%)25500(7550) 29505500(7550) 28605500(7550) 27304000(5250) 21804000(5250) 21504000(5250) 20002500(3350) 14602500(3350) 14102500(3350) 13601500(1900) 9001500(1900) 8701500(1900) 8001500(1900) 610329502080286019902730184021801520215014802000132014601020141096013608909006208705908005006102704208015901990150018401340152011601480110013209201020770 960710890600620470590430500320270150515901280150011901340970116092011008609206307706107105506004004703604303203202006128010701190980970710920760860690630440610500550420400270360290320240200135710709109807907606406905305004104203202902402401708910790790650640540530400410340320250240190170125979068054045034028019015010680570450360280220150115表7.5.3 (续) 圆曲线半径与超高值设计速度(km/h)超高(%)403020最大超高最大超高最大超高8%6%4%2%8%6%4%2%8%6%4%2%超高(%)2600(800) 470600(800) 410600(800) 330600(800) 75350(450) 250350(450) 230350(450) 150350(450) 40150(200) 140150(200) 110150(200) 70150(200) 203470310410250330130250170230140150601409011070703043102202501501307017012014080603590707040301552201601509012090805070504030616012090609060503550403015712080604040308805540303015910注： 括号值为路拱大于2%时的不设超高最小半径新的路线设计规范要求 超高应该按照运行速度进行选取。在进行运行速度计算后，根据这个公式反算 R=V2/127（f+i）式中：V运行速度(km/h)； f路面与轮胎间的横向力系数； i路面超高横坡度。超高过渡段长度按下式计算：LC = B i/P 式中： LC 超高过渡段长度(m)；B 旋转轴至行车道(设路缘带时为路缘带)外侧边缘的宽度(m)；i超高坡度与路拱坡度的代数差(%)； P 超高渐变率，即旋转