From CAP493, Section 1 Chapter 3 Page 13
9.7 Departures – Opposite Direction
9.7.1 A380. A wake turbulence separation minimum of 3 minutes shall be applied
between a Light, Small or Medium (Upper and Lower) aircraft and an A380-800
aircraft when the A380-800 aircraft is making a low or missed approach and the Light,
Small or Medium aircraft is:
a) utilising an opposite-direction runway for take-off; or
b) landing on the same runway in the opposite direction, or on a parallel oppositedirection
runway separated by less than 760 m.
9.7.2 Other aircraft categories. A wake turbulence separation of 2 minutes shall be
applied between a Medium (Upper and Lower), Small or Light aircraft and a Heavy
aircraft, and between a Medium (Upper and Lower) or Small aircraft and a Light
aircraft whenever the heavier aircraft is making a low or missed approach and the
lighter aircraft is:
a) utilising an opposite-direction runway for take-off; or
b) landing on the same runway in the opposite direction; or on a parallel opposite
direction runway separated by less than 760 m.