5. Movement or track activity.
The most easily detectable clue to enemy
is movement (Figure 1-23).
Even if all other clues are absent,
track activity can reveal the positions of enemy personnel and equipment.
Tracks leading into an area should be observed for movement as to type,
quantity and recency of traffic.
The type of tread marks present would
distinguish the traffic as either wheeled or tracked vehicles.
and depth of the ruts, and the apparent soil conditions, in conjunction with
the type vehicle would provide some information about the volume of traffic
or weight of the vehicles.
obtained from such factors as dust still in the air around dry trails, water
still seeping into the tracks on wet trails, etc.
Improper Camouflage and Movement.