Division 5 EXTERNAL ENVIRONMENT AND METEOROLOGY

A collision or a near collision on the ground or in the air, with another aircraft, terrain or obstacle^f1.

ACAS RA (Airborne Collision Avoidance System, Resolution Advisory).

Activation of genuine ground collision system such as GPWS (Ground Proximity Warning System)/TAWS (Terrain Awareness and Warning System) ‘warning’.

Wildlife strike including bird strike.

Foreign object damage/debris (FOD).

Unexpected encounter of poor runway surface conditions.

Wake-turbulence encounters.

Interference with the aircraft by firearms, fireworks, flying kites, laser illumination, high powered lights, lasers, Remotely Piloted Aircraft Systems, model aircraft or by similar means.

A lightning strike which resulted in damage to the aircraft or loss or malfunction of any aircraft system.

A hail encounter which resulted in damage to the aircraft or loss or malfunction of any aircraft system.

Severe turbulence encounter or any encounter resulting in injury to occupants or deemed to require a ‘turbulence check’ of the aircraft.

A significant wind shear or thunderstorm encounter which has or could have endangered the aircraft, its occupants or any other person.

Icing encounter resulting in handling difficulties, damage to the aircraft or loss or malfunction of any aircraft system.

Volcanic ash encounter.