(left; right) (3-17)
FRAME 3-18.
Route reconnaissance symbols, like map symbols and other graphic portrayals, provide a "shorthand" for
concisely recording terrain data pertaining to any particular route.
Terrain data pertaining to any particular route can be concisely recorded
by
the
use
of
______________________ ______________________ _____________________ .
(4.3;m obstructions) 3-47)
FRAME 3-48.
As we discuss the symbol for some of the other features shown on a route reconnaissance overlay, you will
learn the ways of indicating overhead clearance that is an obstruction.
For now, you should remember to include among obstructions which must be indicated any feature whose
overhead _________________ is less than _______________________ .
3-37
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