Bit钻头BitPerSecondbps每秒传输的位数Bitumen沥青BituminousJointFillers沥青接缝填充料BituminousMaterial沥青材料BituminousOverlay沥青封层BituminousPavementRoad沥青铺路BituminousPenetrationMacadam灌入式沥青路面BituminousPressureDistributor沥青压力散布机BituminousSandSlurry沥青沙浆BituminousSurfaceTreatment沥青表面处理BituminousWaterProofCoating沥青防水层BituminousTreatedBaseBTB沥青处理底层BituminousTreatedSandGravel沥青处理砂砾Black-HoleEffect黑洞效应BalanceCutandFill挖填之平衡Blast开炸BlastPad喷气防护坪BlastingMethod炸移法Bleeding路面冒油Blightproofcourses病虫害防治Bloodalcoholconcentration血液中酒精浓度BlownAsphalt吹制沥青Boiling砂涌BondingAgent黏着剂Bore钻凿Boredpile钻掘桩Borehole钻孔Boring钻探Boringlog钻孔柱状图Boringmachine钻机BoringRod钻杆Boring-core钻孔岩心Borrow借土；借方Borrowarea借土区BorrowPit借土坑；取土坑Bottleneckcontrol瓶颈路段（地点）管制法BottleNeckRoad瓶颈段；瓶颈路Bottleneck瓶颈BottomCourse底层BottomFlange下翼绿Boulder卵石Boxcaisson沉箱；箱式沉箱；匣式沉箱BoxCulvert箱涵；箱形涵洞BoxDrain水沟渠；匣形沟渠Boxgirder箱形梁Bracing支撑Bracket/Chassis拖架Brakefailure,Defectivebrake煞车失灵Brakelight煞车灯BrakeReactiontime煞车反应时间；制动反应时间BrakingDistance剎车视距（停车视距）Brakingsystem煞车系统BranchandBoundAlgorithm分枝界定法Breakdowns故障BreakingofEmulsion乳化沥青黏结BreakingWave碎波Breakaway脱离式接头Breathalcoholconcentration呼气酒精含量BrickPavement砖铺路面；砖铺面BrickPavementRoad砖铺路BrickRoad砖面路Bridge桥梁BridgeAbutment桥台BridgeApproach桥粱引道Bridgebearing桥支承Bridgedeck桥面板Bridgedeck/floor桥面Bridgeexpansionjoint桥面伸缩缝Bridgefloor桥面Bridgehead桥塔Bridgeinspection桥梁检测BridgeManagementSystem桥梁管理系统Bridgepier桥墩Bridgerailing桥栏杆Bridgespan桥跨Brightness照杜；辉杜；明亮度Brightnesscontrast辉度对照比Brittlefracture碎裂Brittleness脆性；脆度GravelRoad碎石路BrokenStoneSurface碎石路面Broken-backCurve断背曲线Broken-BeachGradeLine破背坡度线BenkelmanBeam彭柯曼梁Buckling挫屈；路面拱起Budget预算经费Budgetaryestimate经费概算Buffer缓冲剂；缓冲器Bufferbuildings缓冲建筑物Bufferdistance缓冲距离Bufferreach缓冲段Buffertime缓冲时间Bufferzone缓冲带BuildingCode建筑规刖；建筑法规BuildingCoverageRatio建蔽率；建筑面积比BuildingLine建筑线Built-inParkingFacilities建筑物附设停车空间BulbType球状BulkDensity虚松体密度BulkSpecificGravity松比重；容积比重；虚比重Bulkhead隔墙；天窗；驳岸；隔舱BullDozer堆土机Bulldozer推土机BulldozerBlade刮刀Bullet-nose弹头尖端式Bullet-noseForm弹头式Bumper保险杆Bundlemethod光束法BureauofPublicRoad(renamedtoFHWA)美国联邦公路局Bus大客车BusBay公车湾Buscompany公车公司Busdriver公车驾驶员Busdriving公车运行BusExclusiveLane公车专用道Busfare公车费率BusLane公车专用车道Busmanagementinformationsystem公车管理信息系统Busnetwork公车路网BusOperatingRate/BusDispatchingRate出车率Busoperation公车营运Busoperationmanagement公车营运管理Busparkingarea大客车停车场BusRapidTransit公车捷运Busridership公车运量Busroute公车路线Busrouteinquiringsystem公车路线查询系统Busscheduling公车排班Busspeedlimits公车速限Busstation公车停靠站Busstopspacing公车站距BusStreet公车专用街道Bussystemdesign公车系统设计Bussystem,Bustransitsystem,Publicbussystem公车系统BusTerminal公车终站；公车总站；公车场站Bustransportation公车运输Bus,Publicbus公共汽车Buses大客革Bushhammering粗面石工BusinessDistrict商业区BusinessVehicle营业车辆Bus-Kilometer客车行驶里程Busway公车专用道ButtJoint平头接...
