Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 49 - Transportation |
Subtitle B - Other Regulations Relating to Transportation |
Chapter II - Federal Railroad Administration, Department of Transportation |
Part 213 - Track Safety Standards |
Subpart G - Train Operations at Track Classes 6 and Higher |
§ 213.323 - Track gage.
Latest version.
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§ 213.323 Track gage.
(a) Gage is measured between the heads of the rails at right-angles to the rails in a plane five-eighths of an inch below the top of the rail head.
(b) Gage shall be within the limits prescribed in the following table:
Class of track The gage must be at least - But not more than - The change of gage within 31 feet must not be greater than - Class 6 track 4′8″ 4′91⁄4″ 3⁄4″ Class 7 track 4′8″ 4′91⁄4″ 1⁄2″ Class 8 track 4′8″ 4′91⁄4″ 1⁄2″ Class 9 track 4′81⁄4″ 4′91⁄4″ 1⁄2″ [63 FR 34029, June 22, 1998, as amended at 78 FR 16104, Mar. 13, 2013]