Railroad

Railroad

A railroad is a means of wheeled transportation for moving people and goods. Railroads are tracks on which trains can tow cars behind an engine.

Industry: Railways

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Railroad

theoretical point of switch

Railways; Railroad

The point where the gage line of the switch rail, if produced would intersect the gage line of the stock rail. Also called vertex.

fishing space

Railways; Railroad

Space between head and base of a rail occupied by a splice bar (angle bar, joint bar).

thimble

Railways; Railroad

The cylindrical pieces of an insulating joint which surround portions of the bolts.

fishplate

Railways; Railroad

An alternate name for rail joiners.

third rail

Railways; Railroad

An electric conductor located alongside the running rail from which power is collected by means of a sliding contact shoe attached to the truck of electric equipment.

flange

Railways; Railroad

1. A projecting edge, rib or rim on any object such as the base of a rail on the top and bottom horizontal parts of a beam or girder. 2. On a car wheel, the inside rim which projects below the tread.

three aspect

Railways; Railroad

A colour light using three lights. From top to bottom the lights are green, yellow, and red. A red indication means that the next section contains a train. A yellow indication means that the next ...