Guide bar

Guide bars, or guiding bars[1] are rubber-tyred metro systems that incorporate 1,435 mm (4 ft 8+1⁄2 in) standard gauge track.They have angle irons as outside of the two roll ways.The Busan Subway Line 4 lacks a rail track, and has I-beams installed as guide bars.The Sapporo Municipal Subway, that lacks a rail track as well, has no guide bars.This rail-transport related article is a stub.
Showing the angle iron guide bars, the I-beam roll ways and the bumper posts
View of a track from a sandpile , in the Montreal Metro near the Beaugrand Station , showing the inverted L cross-section of the guide bars (the extreme flared ends are a fabricated inverse U ), precast concrete roll ways and conventional track
slider-crank linkagecrosshead guiderubber-tyred metrostandard gaugeroll waysBusan Subway Line 4rail trackI-beamsflangesSapporo Municipal Subwayguided busesangle ironI-beambumper postsMontreal MetroBeaugrand Stationprecast concreteAutomated guideway transitOverhead conductor railRail profileRoll wayThird railTracks(history)Axe tiesBallastBaulk roadBreather switchClip and scotchDate nailFastening systemFishplateLadder trackMinimum radiusProfileTie/SleeperTransition curveBalloon loopClassification yardHeadshuntPocket trackJunctionGauntlet trackPassing loopTrack gaugedual gaugetramway trackRail yardRailway electrificationoverhead linesground-level power supplyRailway turntableTransfer table (traverser)Sidingrefuge sidingSwitchTrack geometryWater craneWater troughSignallingAnti-trespass panelsBlock postBuffer stopCatch pointsDefect detectorDerailerGuard railInterlockingLevel crossingLoading gaugePlatform screen doorsRailway signalSignalling controlStructure gaugeSignal bridgeTell-taleTrain stopWayside hornCoaling towerMotive power depotRailway workshopPlatformRoundhousefor trainsfor goodsStationbuildingWater stopIndustrialMilitaryPrivate