carry. Even in areas where the likelihood of contaminated areas is low, you
should always be alert for them.
The types of intelligence information that you should gather and
record are limited only by time. Every item has some value. When you are
in doubt, record it. Particular attention must always be given the PIR.
Gather/Record Circulation Control Information.
While you are gathering route information and intelligence data, you
Remember, you may well be the one that has to implement it.
Some of the
items you might be looking for are listed below:
Possible holding areas.
Location of TCP.
Points of potential congestion.
No matter how well you gather the information, it is of little use if
it is not in a form to be used by others. Additionally, it is impossible
for you to remember all the information. As you proceed on the patrol, you
must keep an overlay.
A map overlay (Figure 1-16) is a drawing of a route and its
characteristics. The overlay should be prepared on transparent paper when
possible. Although clear acetate is often used for overlays, markings on it
can easily be rubbed off inadvertently. Markings on paper are less likely
to be inadvertently damaged.
The overlay must be accurate, clear, and
Standard operational terms and symbols (FM 101-5-1) are used to