FIG 7-3-4

Vortex Flow Field

AVOID

Nominally 500-1000 Ft.

Sink Rate
Several Hundred Ft.,/Min.
FIG 7-3-5

Vortex Movement Near Ground - No Wind

3K

No Wind

3K

FIG 7-3-6

Vortex Movement Near Ground - with Cross Winds

3K Wind

6K

0 (3K - 3K)

(3K + 3K)

Wake Turbulence

7-3-3