Definition of "trackage" [track•age]

• Railway tracks. (noun)
• The right of one railroad company to use the track system of another. (noun)
• The charge for this right. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "For example, the new Northstar line in Minneapolis follows existing trackage which rarely is near enough to any freeways to encourage developers to develop office space along it."
• "They made money if the railroad chose to let its freight traffic absorb all the ancillary costs of supporting infrastructure: trackage, maintenance facilities, signaling, accounting, and so on."
• "In Philadelphia, a Broad Street Subway includes demonstrate trackage for most of its length."