[Code of Federal Regulations]

[Title 49, Volume 4]

[Revised as of October 1, 2005]

From the U.S. Government Printing Office via GPO Access

[CITE: 49CFR213.139]



[Page 113]

 

                        TITLE 49--TRANSPORTATION

 

       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 

                             TRANSPORTATION

 

PART 213_TRACK SAFETY STANDARDS--Table of Contents

 

                        Subpart D_Track Structure

 

Sec. 213.139  Spring rail frogs.



    (a) The outer edge of a wheel tread shall not contact the gage side 

of a spring wing rail.

    (b) The toe of each wing rail shall be solidly tamped and fully and 

tightly bolted.

    (c) Each frog with a bolt hole defect or head-web separation shall 

be replaced.

    (d) Each spring shall have compression sufficient to hold the wing 

rail against the point rail.

    (e) The clearance between the holddown housing and the horn shall 

not be more than one-fourth of an inch.