公路关键工程专业词汇翻译汉英

1、公路highway车头间距space headway道路road车头时距time headway公路工程highway engineering车间净距vehicular gap公路网highway network延误delay公路网密度highway density地点速度spot speed公路级别highway classification行驶速度running speed公路自然区划climatic zoning fOr highway运营速度poerating speed公路用地highway right-of-way临界速度critical speed高速公路freeway平均速度a

2、verage speed级别公路classified highway计算行车速度（设计车速）design speed辅导relief road交通量traffic volume干线公路arterial highway年平均日交通量annual average daily traffic支线公路feeder highway月平均日交通量monthly average daily traffic专用公路accomodation highway年第30位最大小时交通量thirtieth highest annual国家干线公路（国道）national trunk highwayhourly volu

3、me省级干线公路（省道）provincial trunk highway年最大小时交通量maximum annual hourly县公路（县道）county road设计小时交通量design hourly volume乡公路（乡道）township road通行能力traffic capacity辐射式公路radial highway基本通行能力basic traffic capacity环形公路ring highway也许通行能力possible traffic capacity绕行公路bypass设计通行能力design traffic capacity交通构造traffic struc

4、ture道路服务水平level of service交通构成traffic composition公路交通规划traffic planning混合交通mixed traffic交通调查traffic survey交通流traffic flow交通量调查traffic volume survey交通流理论traffic flow theory交通量观测站traffic volume observation车流vehicle streamstation交通密度traffic density起迄点调查（OD 调查）origin-destination study出行trip境内交通local tra

5、ffic公路线形highway alignment过境交通through traffic平面线形horizontal alignment交通发生traffic generation纵面线形vertical alignment交通分布traffic distribution线形要素alignment elements交通分派traffic assignment平曲线horizontal curve交通预测traffic prognosis极限最小平曲线半径limited minimum radius of行车道carriagewayhorizontal curve分离式行车道divided ca

6、rriageway复曲线compound curve车道lane反向曲线reverse curve变速车道speed-change lane断背曲线broken-back curve加速车道acceleration lane回头曲线switch-back curve减速车道deceleration lane缓和曲线transition curve爬坡车道climbing lane竖曲线vertical curve停车道parking lane弯道加宽curve widening错车道turn-out lane加宽缓和段transition zone of curve自行车道cycle path

7、超高superelevation路侧人行道sidewalk超高缓和段supere levation runoff分隔带lane seperator纵坡longitudinal gradient中央分隔带median divider最大纵坡maximum longitudinal gradient中间带central strip最小纵坡minimum ongitudinal gradient路肩shoulder;verge变坡点grade change point路缘带marginal strip平均纵坡average gradiant路缘石kerb;curb坡长限制grade length l

8、imitation侧向余宽lateral clearance高原纵坡拆减highland grade compensation路拱camber;crown缓和坡段transition grading zone路拱横坡crown slope合成坡度resultant gradent公路建筑限界clearance of highway视距sight distance公路路线highway route停车视距non-passing sight distance;stopping sight distance超车视距passing sight distance渠化交通channelization道路交

9、叉road intersection;交错weaving道口railroad grade crossing交错路段weaving section平面交叉at-grade intersection ;grade crossing合流converging止交叉right-angle intersection分流diverging斜交叉skew intersection冲突点conflict point环形交叉rotary intersection交通岛traffic island十字形交叉+”intersection导流岛channe lization islandT形交叉T intersecti

10、on中心岛central island错位交叉offset intersection;staggered junction安全岛refuge islandY形交叉Y intersection沿线设施roadside facilities立体交叉grade separation交通安全设施traffic safety device分离式立体交叉simple grade separation,separate人行横道crosswalkgrade crossing人形地道pedestrian underpass互通式立体交叉interchange人形天桥pedestrian overcrossing

11、首蓿叶形立体交叉full cloverleaf interchange护栏guard fence部分首蓿叶形立体交叉cloverleaf interchange防护栅guard fence,safety barrier菱形立体交叉diamond interchange遮光栅anti-dizzling screen定向式立体交叉directional interchange应急电话emergency telephone喇叭形立体交叉three-leg interchange反光标志reflective sign环形立体交叉rotary interchange反光路钮reflective butt

12、on匝道ramp弯道反光镜traffic mirror交叉口road crossing; intersection道路交通标志road traffic sign交叉口进口intersection entrance警告标志warning sign交叉口出口intersection exit禁令标志regulatory sign加铺转角式交叉口 intersection with widened批示标志guide signcorners指路标志information sign拓宽路口式交叉口flared intersection辅助标志auxiliary sign分道转弯式交叉口 channeli

13、zed intersection可变信息标志changeable message sign山坡线hill-side line路面标线pavement marking越岭线ridge crossing line防雪设施snow protection facilities土方调配cut-fill transition防沙设施sands protection facilities土方调配图cut-fill transition program隔音墙acoustic barrier土方调配经济运距economical hauling distance停车场parking area导线traverse踏

14、勘reconnaissance导线测量traverse survey可行性研究feasibility study中线center line线形设计highway alignment design中线测量center line survey公路景观设计highway landscape design施工测量construction survey选线route selection竣工测量final survey路线控制点control point（路线）平面图plan定线location交点intersection point比较线alternative line虚交点imaginary intersection point展线line development转点turning point初测preliminary survey转角intersection angle定测location survey方位角azimuth angle地貌topographie fcature象限角bearing地物culture方向角direction angle地形topography切线长tangent length台地terrace曲线长curve length垭口pass; sa