49 C.F.R. § 213.355
Current through May 31, 2024
The guard check and guard face gages in frogs shall be within the limits prescribed in the following table-
| Class of track | Guard check gage | Guard face gage |
| The distance between the gage line of a frog to the guard line 1of its guard rail or guarding face, measured across the track at right angles to the gage line,2may not be less than- | The distance between guard lines,1measured across the track at right angles to the gage line,2may not be more than- | |
| Class 6, 7, 8 and 9 track | 4'6 1/2'' | 4'5'' |
1 A line along that side of the flangeway which is nearer to the center of the track and at the same elevation as the gage line.
2 A line five-eighths of an inch below the top of the center line of the head of the running rail, or corresponding location of the tread portion of the track structure.
49 C.F.R. §213.355