[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: 49CFR234.203]



[Page 573]

 

                        TITLE 49--TRANSPORTATION

 

       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 

                             TRANSPORTATION

 

PART 234_GRADE CROSSING SIGNAL SYSTEM SAFETY--Table of Contents

 

             Subpart D_Maintenance, Inspection, and Testing

 

Sec. 234.203  Control circuits.



    All control circuits that affect the safe operation of a highway-

rail grade crossing warning system shall operate on the fail-safe 

principle.