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Transportation
Any mode or method of locomotion that serves to move people, goods or services from one location to another.
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Transportation > Railway
distant signals
Transportation; Railway
To give drivers advanced warning of an approaching stop signal, a distant signal is sometimes used. A green light informs the driver that the approaching stop signal is off, ...
diesel multiple-unit (DMU)
Transportation; Railway
Diesel multiple-unit set - a family of X 4300, X 4500, X 4700 and X 4900 railcars sharing the same body, but designed with different capacities and performance.
double heading
Transportation; Railway
Provision of two locomotives to haul a train; each locomotive is controlled by a driver.
double track
Transportation; Railway
Railway of two or more tracks where one track is generally provided for each direction of travel.
double-tracked running
Transportation; Railway
Following a switching mistake, for example, where a vehicle ends up straddling two tracks, which could lead to a collision or derailment!
draw the fire
Transportation; Railway
In a steam engine, it is possible to draw the fire, in other words spread out the contents of the inner firebox under the locomotive, thereby making it incapable of traction due ...
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