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

substation

Railways; Railroad

A location where power is received at high voltage and changed to required voltages and characteristics for distribution to the catenary system, third rail, and other electric apparatus. It may ...

double slip

Railways; Railroad

A diamond crossing having slip roads on both sides of the diamond.

suface runoff

Railways; Railroad

The grade through which the raised portion of a track is connected with the old grade. It generally includes the two rails and is made at a long easy slope for comfort and safety.

duck-under

Railways; Railroad

A means of getting into a central operating area of a layout not having a lifting section. May be padded on the underside of the baseboard to lessen the impact when you try to stand up too soon.

superelevation

Railways; Railroad

The height the outer rail is raised above the inner or grade rail, on curves, to resist the centrifugal force of moving trains. This should not be confused with cross level, on tangent (straight) ...

easement curve

Railways; Railroad

See Curve, easement.

supported and suspended joints

Railways; Railroad

A supported rail joint has a tie directly under the rail joint. A suspended joint is one in which ends of the rail joint are carried by two consecutive ties.