When checking the doors on the trailer, what is the essential inspection step?

When checking the doors on the trailer, it is essential to confirm that they open and close easily. This functionality is critical for ensuring safe loading and unloading of cargo and for maintaining operational efficiency. If the doors do not operate smoothly, it can lead to safety hazards during transport, such as cargo falling out or becoming obstructed, which could compromise road safety or lead to potential accidents.

Additionally, ensuring that doors can open and close easily indicates that they are not obstructed or damaged, allowing for quick access and secure closing when transporting goods. While checking for damage, latching issues, or locking status are important parts of a full inspection, the primary focus should be on the ease of operation to guarantee that the cargo area is accessible and secure.