Aerodromes Flashcards
What is an aerodrome
An area of land or water used for taking off or landing.
When do Light beacons operate
Night and day in bad visibility
How does an identification beacon work?
2 letter morse group every 12 seconds.
What colour are beacons at civil and military aerodromes
Civil - green, Military - red
How to aerodrome beacons work
Alternating-colour flash signal normally white/white or white/green.
Is an aircraft allowed to taxi on the apron or anywhere on the aerodrome without permission
No
Aerodrome traffic on the ground with engine running has to give way to…
Taking off, landing and any vehicle towing an aircraft
When 2 aircraft on converging on the floor which must give right of way
The aircraft which has the other aircraft on the right of themselves.
What is TORA
Take off runway available is the length of runway declared available for a plane to take off
What is TODA
Take off distance available - TORA plus length of the clearway if provided.
What is ASDA
Accelerate-stop distance available - TORA plus length of the stopway (if available)
What is LDA
Landing distance available - length of the runway declared available for an plane landing (full runway)
What is classified by damp
Surface shows a change in colour due to moisture
What is classified as wet
Surface is soaked but there is no standing water
What is classified as water patches
Significant patches of standing water are visible
What is classified as flooded
Extensive standing water is visible
How many wind stocks shall an aerodrome have
At least 1
How shall wind stocks be seen and placed
Shall be seen from all aircraft on the ground and not be obstructed by any object
What colour should runway markings be
White
What colour should taxi markings be
Yellow
How should runway threshold and wing bar lights be placed
They should be fixed unidirectional lights showing green in the direction of approach to the runway
How many runway end lights should be equipped and where
At least 6 lights and not placed more than 3m from the end of the runway at a 90 degree angle
What colour should aerodrome signs be
Mandatory signs should be white on a red background
What colour should obstacle lights be
Low intensity(emergency vehicle) should be flashing yellow and high intensity should be flashing white
Right hand circuit sign
Red and yellow striped arrow 90 degrees pointing in a clockwise directions means that it is a right hand circuit. If this is not available the green flag represents the right hand circuit and red flag represents left hand circuit.
What is the special precautions sign
Red square panel with a single yellow cross signifies the state of the manoeuvring area is poor and precautions must be observed in approach and landing
What is the landing prohibited sign
A red square with a yellow x cross shows landing isn’t allowed
