Set 4. OBSTRUCTIONS
(limits; length classification) (3-25)
One of the most important functions of route reconnaissance symbols is to pin-point and describe the various
obstructions along the route.
Route reconnaissance symbols are used to indicate ______________________ along the route.
(25; 60) (3-55)
Regardless of the scheme of graphically displaying the load classification, all bridge symbols have the bridge
serial number in the lower half of the circle with the two-way class on the left and one-way class on the right. (If
only one class is shown, it is the one-way class of the bridge.)
The bridge symbol shown below has a one-way wheel military load classification of __________ and a two-
way wheel classification of ____________. Its serial number is _____________________ .