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Code of Federal Regulations Title 49. Transportation § 49.299.333 Frog guard rails and guard faces; gauge
Current as of January 02, 2025 | Updated by Findlaw Staff
The guard check and guard face gages in frogs shall be within the limits prescribed in the following table:
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Table 1 to § 299.333 |
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Guard check gage |
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The distance between the gauge line of a frog |
Guard face gage |
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Track class |
to the guard line 1 of its guard rail or guarding face, measured across the track at right angles to the gauge line, 2 may not be less than— |
The distance between the guard lines,1 measured across the track at right angles to the gauge line, 2 may not be more than— |
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H0-H7 |
1,393 mm |
1,358 mm. |
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 14 mm (0.55 inches) 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.
Cite this article: FindLaw.com - Code of Federal Regulations Title 49. Transportation § 49.299.333 Frog guard rails and guard faces; gauge - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-49-transportation/cfr-sect-49-299-333/
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