FIG 7-4-3

Wake Ends/Wake Begins

Touchdown

Rotation

Wake Begins

Wake Ends

FIG 7-4-4

Vortex Flow Field

AVOID

Nominally 500-1000 Ft.

Sink Rate
Several Hundred Ft.,/Min.

FIG 7-4-5

Vortex Movement Near Ground - No Wind

3K

Wake Turbulence

No Wind

3K

7-4-3