第1页共46页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共46页公路工程名词术语中英文对照公路highway道路road公路工程highwayengineering公路网highwaynetwork公路网密度highwaydensity公路等级highwayclassification公路自然区划climaticzoningforhighway公路用地highwayright--of--way高速公路freeway等级公路classifiedhighway辅道reliefroad干线公路arterialhighway支线公路feederhighway专用公路accommodatehighway国家干线公路（国道）nationaltrunkhighway.省级干线公路（省道）provincialtrunkhighway县公路（县道）countyroad乡公路（乡道）townshiproad辐射式公路radialhighway环形公路ringhighway绕行公路bypass交通结构trafficstructure交通组成trafficcomposition混合交通mixedtraffic交通流trafficflow交通流理论trafficflowtheory车流vehiclestream交通密度trafficdensity车头间距Spaceheadway车头时距timeheadway车间净距vehiculargap延误delay地点速度spotspeed行驶速度runningspeed运行速度operatingspeed临界速度criticalspeed平均速度averagespeed计算行车速度(设计车速)designspeed交通量trafficvolume年平均日交通量annualaveragedaily月平均日交通量monthlyaveragedailytraffic年第30位最大小时交通量thirtiethhighestannualhourlyvolume年最大小时交通量maximumannualhourlyvolume设计小时交通量designhourlyvolume通行能力trafficcapacity基本通行能力basictrafficcapacity可能通行能力possibletrafficcapacity设计通行能力designtrafficcapacity道路服务水平levelofservice公路交通规划trafficplanning交通调查trafficsurvey交通量调查trafficvolumesurvey交通量观测站trafficvolumeobservationstation起迄点调查（OD调查）origin-destinationstudy出行trip境内交通localtraffic过境交通throughtraffic交通发生trafficgeneration交通分布trafficdistribution交通分配trafficassignment交通预测trafficprognosis行车道carriageway分离式行车道Dividedcarriageway车道lane变速车道speed-changelane加速车道accelerationlane减速车道decelerationlane爬坡车道climbinglane停车道parkinglane错车道turn-outlane自行车道cyclepath路侧人行道sidewalk分隔带laneseparator中央分隔带mediandivider中间带centralstrip路肩shoulder；verge路缘带marginalstrip路缘石kerb；curb侧向余宽lateralclearance路拱camber；crown路拱横坡crownslope公路建筑限界clearanceofhighway公路路线highwayroute公路线形highwayalignment平面线形horizontalalignment纵面线形verticalalignment线形要素alignmentelements平曲线horizontalcurve极限最小平曲线半径limitedminimumradiusofhorizontalcurv复曲线compoundcurve反向曲线reversecurve断背曲线broken-backcurve回头曲线switch-backcurve缓和曲线transitioncurve竖曲线verticalcurve弯道加宽curvewidening加宽缓和段transitionzoneofcurve超高superelevation超高缓和段superelevationrunoff纵坡longitudinalgradient最大纵坡maximumlongitudinalgradient最小纵坡minimumlongitudinalgradient变坡点gradechangepoint平均纵坡averagegradient坡长限制gradelengthlimitation高原纵坡折减highlandgradecompensation缓和坡段transitiongradingzone合成坡度resultantgradient视距sightdistance停车视距non-passingsightdistance，stoppingsightdistance超车视距passingsightdistance道路交叉roadintersection道口railroadgradecrossing平面交叉at-gradeintersection；gradecrossing正交叉right-angleintersection斜交叉skewintersection环形交叉rotaryintersection十字形交叉”十”intersectionT形交叉Tintersection错位交叉offsetintersection；staggeredjunctionY形交叉Yintersection立体交叉gradeseparation分离式立体交叉simplegradeseparation，separategradecrossing互通式立体交叉Interchange目蓿叶形立体交叉fullcloverleafinterchange部分目蓿叶形立体交叉cloverleafinterchange菱形立体交叉dia...
