Sec. 17.47  Inspection of antenna structure lights and associated 
          control equipment.

    The owner of any antenna structure which is registered with the 
Commission and has been assigned lighting specifications referenced in 
this part:
    (a)(1) Shall make an observation of the antenna structure's lights 
at least once each 24 hours either visually or by observing an automatic 
properly maintained indicator designed to register any failure of such 
lights, to insure that all such lights are functioning properly as 
required; or alternatively,
    (2) Shall provide and properly maintain an automatic alarm system 
designed to detect any failure of such lights and to provide indication 
of such failure to the owner.
    (b) Shall inspect at intervals not to exceed 3 months all automatic 
or mechanical control devices, indicators, and alarm systems associated 
with the antenna structure lighting to insure that such apparatus is 
functioning properly.
[ 61 FR 4363 , Feb. 6, 1996]