What type of damage is not mentioned as needing repair on corner posts?

The type of damage that is not mentioned as needing repair on corner posts is collapse. Corner posts are critical structural components of shipping containers, and while various forms of damage can affect their integrity, a collapse indicates a severe failure that typically necessitates a more extensive evaluation of the entire container rather than just the corner posts.

In practical terms, a bow, crack, or dent are issues that can occur due to external forces, misuse, or wear over time. Each of these types of damage affects the physical condition and functionality of the corner posts and can generally be addressed through repairs or reinforcements. A bow may indicate a bending of the post, a crack reveals a potential weakness in the material, and a dent can compromise the post's structural integrity.

In contrast, a collapse signifies a condition where the post has failed to the extent that it can no longer support the container, indicating that repair is inadequate and the entire unit may require replacement or significant remediation. Therefore, collapse stands out as a type of damage not typically associated with standard repair practices for corner posts.