Question Once cargo is secured: Answers You may complete an entire trip without checking it. You can drive at least eight hours without checking it. You should check it every three hours or 150 miles. You should not check it. Explanation The securement of cargo must be checked before beginning a trip, within the first 50 miles of a trip, and then again every three hours or 150 miles. Take a FREE Practice Test Now This questions appears in the following tests: Illinois Knowledge Test Class A , North Dakota Passenger ,