gravity railroad


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gravity railroad

[′grav·əd·ē ′rāl‚rōd]
(engineering)
A cable railroad in which cars descend a slope by gravity and are hauled back up the slope by a stationary engine, or there may be two tracks with cars so connected that cars going down may help to raise the cars going up and thus conserve energy.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
America's first roller coaster had its roots in the Mauch Chunk gravity railroad in Pennsylvania, a nine–mile downhill track that was originally used for delivering coal, but was soon offering thrill–rides to paying passengers.
Her investigation led her to the remnants of a recreational gravity railroad that snaked around a mountainside overlooking the city of Reading.