What do inspection stands allow inspectors to do safely?

Inspection stands are designed to provide inspectors with a safe and efficient way to examine the understructure of shipping containers. By utilizing these stands, inspectors can gain access to areas that are typically difficult to see or reach while standing on the ground. This capability is crucial, as the understructure can house critical components such as support beams, chassis connections, and damage that may not be visible from the outside.

Having the ability to safely view the understructure enhances the thoroughness of the inspection process. It aids in identifying issues like corrosion, structural integrity concerns, or other potential safety hazards that could impact the container's performance during its use in intermodal transport.

While other options suggest useful inspection activities, they do not accurately reflect the primary function of inspection stands. For instance, inspecting containers from above, measuring container heights, and stabilizing ladders are not the primary purposes of an inspection stand and can typically be accomplished with alternative methods or equipment. Thus, the emphasis on examining the understructure highlights why this choice is precisely correct.