How often should cargo be inspected during a trip?

Answer: A — Every 150 miles or every three hours

The correct practice for inspecting cargo during a trip is to perform this inspection every 150 miles or every three hours. This guideline is established to ensure that the cargo remains secure and that no shifts or changes have occurred during transit, which could lead to safety hazards. Regular inspections help to maintain control of the load, preventing potential loss of cargo or accidents caused by improperly secured items. By checking at these intervals, a driver can address any issues promptly, ensuring both the safety of themselves and other road users. The other choices may suggest inspection frequencies that do not align with best practices for maintaining cargo integrity during transport. Frequent checks are essential in a commercial driving context to uphold safety standards on the road.