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

Grade

Railways; Railroad

Rate of rise or fall of the grade line, expressed as a percentage of length; feet of rise or fall per 100 feet of length. Also, gradient. A steady rise or fall of one foot per 100 feet is a 1% grade.

Track liner

Railways; Railroad

A device designed to minimise manual labour in lining track. It consists generally of a base resting securely on the roadbed to act as a fulcrum for some form of lever arm.

Track plan

Railways; Railroad

A diagram showing the arrangement of tracks on a layout. It can be either a to-scale drawing or a schematic diagram.

Grade line

Railways; Railroad

1. The line of a profile representing top-of-rail elevations of track. 2 A series of staked elevations transferring this line to the ground or roadbed.