Wake Turbulence, CFIT and stabilized Approach

Question 1

Vortices have a sink rate of -

Answer 1

400 - 500ft/min

Question 2

Light aircraft:

Medium aircraft:

Heavy aircraft:

Answer 2

below 7000kg

7000kg - 136 000kg

above 136 000kg

Question 3

RADAR separation:

Answer 3

Heavy followed by heavy - 5nm

Heavy followed by light - 6nm

Medium followed by heavy, medium or light - 5nm
Light followed by light - 5nm

Question 3

RADAR separation:

Answer 3

Heavy followed by heavy - 5nm

Heavy followed by light - 6nm

Medium followed by heavy, medium or light - 5nm
Light followed by light - 5nm

Question 4

When taking off behind a heavy aircraft, light or medium aircraft are separated by _ minutes if(4):

The separation is increased to _ minutes when(2):

arriving aircraft:

Medium following heavy -
Light following heavy -

Answer 4

When taking off behind a heavy aircraft, light or medium aircraft are separated by 2 minutes if(4):

1. using the same runway
2. crossing in a runway where the flight path cross
3. using a parallel runway within 760m
4. using a parallel runway more than 760m away if the flight path cross

The separation is increased to 3 minutes when(2):

1. Taking off from intersection
2. taking off from the intersection of a parallel runway within 760m if the flight path crosses

2minutes
3minutes

Question 5

The aircraft is considered to be in a stabilized approach if the conditions are met above(VMC and IMC) -

Answer 5

1 000ft for IMC, 500ft VMC