ED Decision 2022/012/R
APPROACH LIGHTING SYSTEMS — ICAO, FAA
The following table provides a comparison of ICAO and FAA specifications.
Table 19
Approach lighting systems — ICAO and FAA specifications
Class of lighting facility |
Length, configuration and intensity of approach lights |
FALS |
ICAO: CAT I lighting system (HIALS ≥ 720 m) distance coded centre line, barrette centre line FAA: ALSF1, ALSF2, SSALR, MALSR, high or medium intensity and/or flashing lights, 720 m or more |
IALS |
ICAO: simple approach lighting system (HIALS 420–719 m) single source, barrette FAA: MALSF, MALS, SALS/SALSF, SSALF, SSALS, high or medium intensity and/or flashing lights, 420–719 m |
BALS |
Any other approach lighting system (HIALS, MALS or ALS 210–419 m) FAA: ODALS, high or medium intensity or flashing lights 210–419 m |
NALS |
Any other approach lighting system (HIALS, MALS or ALS <210 m) or no approach lights |
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