[Code of Federal Regulations]
[Title 49, Volume 4]
[Revised as of October 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR213.53]

[Page 98]
 
                        TITLE 49--TRANSPORTATION
 
       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 213--TRACK SAFETY STANDARDS--Table of Contents
 
                        Subpart C--Track Geometry
 
Sec. 213.53  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--

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             Class of track                 The gage must be at least--             But not more than--
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Excepted track..........................  N/A............................  4[foot]10\1/4\.
Class 1 track...........................  4[foot]8............  4[foot]10.
Class 2 and 3 track.....................  4[foot]8............  4[foot]9\3/4\.
Class 4 and 5 track.....................  4[foot]8............  4[foot]9\1/2\.
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