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In rail switches. The moving blades of a railroad switch can be connected to the closure rails by looser-than-normal fishplates. This is called a heeled switch. Alternatively, the blade and closure rail can be a one-piece heel-less switch, with a flexible thinned section to create the moving heel.
A plate switch incorporates the tapered points of a typical switch into a self-contained plate. Each point blade is moved separately by hand. Plate switches are only used for double-flanged wheels, with wheels running through the plates on their flanges, guided by the edges of the plate and the movable blade.
Section of L-shaped plate rails A long fish bellied rail supported over several chairs. An alternative was developed by John Curr of Sheffield, the manager of the Duke of Norfolk's colliery there. This had a L-shaped rail, so that the flange was on the rail rather than on the wheel.
A rail fastening system is a means of fixing rails to railroad ties (North America) or sleepers (British Isles, Australasia, and Africa). The terms rail anchors, tie plates, chairs and track fasteners are used to refer to parts or all of a rail fastening system.
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 .
Jointed track is made using lengths of rail, usually around 20 m (66 ft) long (in the UK) and 39 or 78 ft (12 or 24 m) long (in North America), bolted together using perforated steel plates known as fishplates (UK) or joint bars (North America).
A steel tired wheel, with a wrought iron center, either with spokes or with solid plates. Wye (rail) A wye (like the 'Y' glyph) or triangular junction is a triangular joining arrangement of three rail lines with a railroad switch (set of points) at each corner connecting to each incoming line. [citation needed] Y
Signal types. North American signals are commonly of three types. Absolute – Absolute signals are usually connected to an interlocking controlled by a block operator or train dispatcher. Their most restrictive aspect is "stop" and trains cannot pass them at stop unless they obtain special authority.
A section of strap rail that has come loose and curled upward due to the weight of railway cars passing over it [230] Speeder, motorcar, trackcar, putt putt, or golf cart. A privately owned speeder on display. A small, motorized track inspection vehicle [231] SpongeBob, SpongeBob Cab, or SpongeBob SquareCab.
A harp switch stand is a type of railroad switch stand that was most common during the 19th century in the United States. The name derives from the characteristic shape of the stand. The harp stand was typically used in conjunction with the stub switch.