Rail equipment

250 entries in this trade.

coupling rod

A rod that couples the driving wheels of a locomotive, a steam locomotive in particular, so that the driving wheels act together as a unit.

dandy cart

A wagon in which a horse could rest and travel downhill on a gravity-worked railway, before hauling wagons back up the incline.

danger signal

A signal set at danger and showing a red light or other stop indication, which a train driver must not pass until it changes or until manually cleared past the signal by a dispatcher.

dead weight

The total (unpowered) weight of a train to be propelled (or hauled) by the locomotive; another locomotive being hauled dead as part of the train is a dead weight.

destination board

A board attached to the side of a railway carriage which indicates where the train is going to. More modern variants can be a dot-matrix display panel.

diamond crossover

superimposed pair of railway crossovers, resembling a letter X, permitting to travel in either direction between a pair of parallel tracks

dive-under

A railway junction where at least one track passes under other lines instead of crossing them on the same level, in order to avoid conflicting movements; an underpass.

double track

A section of railway line or tramline consisting of two parallel tracks, one being used in one direction and the other in the opposite direction.

dual-voltage

Able to run using two different voltages, depending on the voltage supplied to the particular railway line, whether by third rail direct current or overhead wires.

Dutch oven

A protective cover for electrical contacts on a railway coupler, particularly but not exclusively used on the London Underground.

dynamic braking

Braking by the use of an electric traction motor as a generator when slowing a vehicle such as an electric or diesel-electric locomotive.

fall plate

A metal plate resting on the cab floor of a steam locomotive, between engine and tender.

fan car

A car used to clean tracks of light debris, to prevent trains slipping on the rails, by blowing air to blow away debris.

feeder station

A facility that takes power from the national grid and feeds it to overhead electrification lines on a railway.

ferry van

A railway goods van intended for train ferry traffic to and from continental Europe.

flangeway

The gap in road surfaces, running rails at rails at junctions, etc, that allows the wheel flange of a rail vehicle to pass.

fog signal

A small explosive charge (detonator) which can be placed on a railway line in fog, to be detonated by a train passing over it as a warning signal to the driver.

fourth rail

An extra rail in addition to the third rail (live rail) which is used for current return purposes, mainly by London Underground, because of problems caused by using the running rails for current return underground.

gondola

A type of open railway car with low sides, used to carry heavy freight such as crushed rock or steel.

grab iron

A metal bar attached to the side of locomotives and railroad cars for use as a handhold.

ground frame

A lever frame controlling the operation of points and/or signals which is installed at ground level.