Set 2-2. METHODS OF RECONNAISSANCE
(engineer reconnaissance; general; special) (2-5)
FRAME 2-6.
Three methods of reconnaissance are available to engineers: map, aerial, and ground. Studies can be
performed indirectly, without physically entering or observing the area, on maps, aerial photographs, photomosaics,
and similar material. The other two methods involve direct observation: from the air, by aerial observers, and on the
ground, by reconnaissance parties.
The methods engineers employ for reconnaissance are _______________________, ____________________
and _____________________.
(comprehensive) (2-29)
FRAME 2-30.
In preliminary reconnaissance, aerial photos are used to _________________________________ maps because
they are more _____________________ and contain __________________________ detail.
2-13
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