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A guide rail is a device or mechanism to direct products, vehicles or other objects through a channel, conveyor, roadway or rail system. Several types of guide rails exist and may be associated with: Factory or production line conveyors. Power tools, such as table saws. Elevator or lift shafts. Roadways and bridges (in this context sometimes ...
Plate rail was an early type of rail and had an 'L' cross-section in which the flange kept an unflanged wheel on the track. The flanged rail has seen a minor revival in the 1950s, as guide bars, with the Paris Métro (Rubber-tyred metro or French Métro sur pneus) and more recently as the Guided bus.
The object of the guard rail is to prevent a derailed truck from getting far enough off the track to strike any portion of the girder, or from becoming twisted so as to lead to further derailment ... guard rails are requisite, so arranged as to bring a derailed truck nearly back to its proper position and guide it across the bridge without allowing it to deviate more than a few inches from the ...
A strategy was adopted in 2004 to guide enhancements of loading gauges [27] and in 2007 the freight route utilisation strategy was published. That identified a number of key routes where the loading gauge should be cleared to W10 standard and, where structures are being renewed, that W12 is the preferred standard.
Minimum railway curve radius. 90-foot (27.43 m) radii on the elevated 4 ft 81⁄2 in (1,435 mm) standard gauge Chicago 'L'. There is no room for longer radii above this street intersection at this cross junction at the Wells and Lake street intersection in the northwest corner of the loop. The minimum railway curve radius is the shortest ...
Map. Rail transportation in the United States consists primarily of freight shipments along a well integrated network of standard gauge private freight railroads that also extend into Canada and Mexico. The United States has the largest rail transport network of any country in the world, about 160,000 miles (260,000 km).
A right-hand railroad switch with point indicator pointing to right Animated diagram of a right-hand railroad switch. Rail track A divides into two: track B (the straight track) and track C (the diverging track); note that the green line represents direction of travel only, the black lines represent fixed portions of track, and the red lines depict the moving components.
National Routeing Guide. A copy of the 2002 edition of the National Routeing Guide. The National Routeing Guide is a document, the definitive resource on the validity of rail tickets for the purpose of rail travel in Great Britain. As stated by the Rail Regulator, " [it] sets out passengers' rights to use the network flexibly ". [1]
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