[Code of Federal Regulations]
[Title 49, Volume 4]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR221.15]

[Page 259]
 
                        TITLE 49--TRANSPORTATION
 
       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 221_REAR END MARKING DEVICE_PASSENGER, COMMUTER AND FREIGHT TRAINS
--Table of Contents
 
                        Subpart B_Marking Devices
 
Sec. 221.15  Marking device inspection.

    (a) Each marking device displayed in compliance with this part shall 
be examined at each crew change point to assure that the device is in 
proper operating condition.
    (b) This examination shall be accomplished either by visually 
observing that the device is functioning as required or that the device 
will function when required by either (1) repositioning the activation 
switch or (2) covering the photoelectric cell.
    (c) This examination shall be conducted either by the train crew or 
some other qualified person, Provided that, if a non-train crewmember 
performs the examination, that person shall communicate his or her 
findings to the locomotive engineer of the new train crew.
    (d) When equipped with a radio telemetry capability, a marker 
displayed in accordance with this part may be examined by observing the 
readout information displayed in the cab of the controlling locomotive 
demonstrating that the light is functioning as required in lieu of 
conducting a visual observation.

[51 FR 25185, July 10, 1986]