TM 9-2330-381-14
2-32.
OPERATION ON GRADES (CONT)
(4) If grade crest will be reached, proceed to paragraph 2-32b. If grade crest will not be reached, stop and raise
platform (para. 2-19) to normal height of 43 inches (109 cm).
b. Cresting an uphill grade.
(1) Stop tractor/semitrailer combination before cresting grade.
(2) Raise platform (para. 2-19) to maximum suggested height of 50 inches (127 cm).
(3) Proceed over crest of grade.
(4) When semitrailer has crested grade, stop and lower platform (para. 2-19) to normal height of 43 inches (109
cm).
c. Approaching a downhill grade.
(1) Stop tractor/semitrailer combination before reaching grade.
(2) Raise platform (para. 2-19) to maximum suggested height of 50 inches (127 cm).
(3) Proceed down grade.
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