TM 9-2330-384-14&P
2-11. USE OF CHOCK BLOCKS (Con't).
(2)
If semitrailer is parked on level
ground, and one end of axle or
entire axle needs to be raised,
axle that remains on ground
must be chocked. Place one
chock block (1) in front of tire
at one end of axle. Place other
chock block in back of tire at
other end of axle.
(3) If semitrailer is parked on an
incline with front of semitrailer
facing uphill, place chock
blocks (1) in back of tires at
each end of one axle.
(4) If semitrailer is parked on an
incline with front of semitrailer
facing downhill, place chock
blocks (1) in front of tires at
each end of one axle.
2-27