Aerodrome Lights Flashcards
Aerodrome beacon colour land/water
Land = green flashes alternating white flashes
Water = yellow flashes
Aerodrome beacon must be provided if
Aircraft navigation by visual means
Reduced visibility are frequent
Difficult to locate aerodrome due to terrain
Simple approach lighting system
Row of lights extending not less than 420m from threshold
Row of lights forming crossbar 18m or 30m in length at 300m from threshold
Precision approach CAT I lighting system
Extended centreline of white lights to 900m from threshold
Single 30m cross bar 400m from threshold
Precision approach category II/III lighting system
Extended centreline of white lights 900m from runway threshold
Centreline illuminated by white barrettes (variable intensity)
2 rows of variable red side lights extending to 270,
5 crossbars
Runway centreline lights
Provided for CAT II/CATIII runways when RVR less than 400m
Runway centreline lights colours
White from threshold to 900m of end of runway
Alternating red and white from 900m to 300m
Red for last 300m
Taxiway centreline lights
Fixed green
Taxiway edge lights
Fixed blue
Stop bars
At runway hold positions - red
Runway guard lights
Flashing amber
PAPIS colour displayed when high and low
High = 4 whites
Red = 4 reds (red is bad)
Low obstacles below 45m
Low intensity red
Medium level obstacles 45m/150m
Flashing red/white medium intensity
High obstacles 150m+
High intensity flashing white
