UFC 3-535-01
17 November 2005
Table 14-3. Checklist for Medium/Low Intensity Runway and Taxiway Lighting
(Elevated, Base Mounted)
Bases
____ 1. Are transformer housings of the correct type, size and material?
____ 2. Are transformer bases installed level, to proper grade, and with proper bolt pattern
orientation?
[Tops of transformer housings should be slightly above surrounding grade in non-
paved areas, or flush with grade in paved areas (to keep water away from covers).
There should be smooth transition between concrete envelope and surrounding
grade. Allowances must be made for spacer rings or pavement rings where used.]
____ 3. Are transformer base cover gaskets properly installed, with all bolts properly
torqued? [Use only stainless steel bolts; do not reuse shipping bolts unless so
intended by the manufacturer.]
Lights
____ 4.
Are all equipment and materials new, and as specified? Are lamps and isolation
transformers of proper wattage? [Items covered by the FAA L-800 series should be
listed in the FAA AC 150/5345-53.]
____ 5.
Are all light locations in accordance with the plans?
____ 6.
Are the correct filters installed for runway and taxiway edge lights, and light lenses
properly oriented for threshold/end? If taxiway lights use masked lamps, are
masked lamps properly oriented?
____ 7.
Are the light fixtures the proper distance from the pavement or defined edge, in a
straight line and within tolerance?
____ 8.
Is the height of light fixtures in accordance with the plans, and frangible couplings
properly installed?
____ 9.
Are all light fixtures plumb and level, with hardware tightened?
Cables
____ 10. Are L-823 connectors of proper size for the cable, and are field attached connectors
applied properly per details including using terminal crimping tool, cable stripping
tool, and heatshrink?
____ 11. Are all L-823 Type II two-conductor secondary connectors Class A (factory molded)?
____ 12. Is light base properly grounded? Are ground rods installed to minimum depth below
grade and within maximum spacing?
____ 13. Is counterpoise properly separated from light bases and base grounding provisions?
[The counterpoise/grounding policy may not be the same at each air base. Ensure
compliance with plans.]
System
____ 14. Are lights labeled in accordance with approved numbering scheme, with proper tag
and size of numerals? Are edge light numbering tags facing the pavements?
____ 15. Are all new lights operational? Is there any visual evidence of dimming?
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