[Code of Federal Regulations]
[Title 49, Volume 4]
[Revised as of October 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR234.261]

[Page 626]
 
                        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.  234.261  Highway traffic signal pre-emption.

    Highway traffic signal pre-emption interconnections, for which a 
railroad has maintenance responsibility, shall be tested at least once 
each month.