49 CFR 213.355 - Frog guard rails and guard faces; gage.
Title 49: TransportationSubtitle B: Other Regulations Relating to Transportation (Continued) CHAPTER II: FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 213: TRACK SAFETY STANDARDS Subpart G: Train Operations at Track Classes 6 and Higher 213.355 - Frog guard rails and guard faces; gage. 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||The distance between the gage line of a frog to the guard line 1 of its guard rail or guarding face, measured across the track at right angles to the gage line,2 may not be less than?||Guard face gage||The distance between guard lines,1 measured across the track at right angles to the gage line,2 may not be more than?|
|Class 6, 7, 8 and 9 track||4?61/2?||4?5?|