Type is a select, not guessed from photos
Step versus extension changes what “locks” means in the field. Capturing type in the header keeps a later reader from assuming the wrong geometry.
Inspectors tagging a ladder enter ID and type (step, extension, platform), then mark rails and rungs, feet, locks, corrosion, readable duty labels, and whether it is stored sanely when idle.
This is an operational checklist you can embed. It is not a certified safety program or legal advice. Match items to your site rules before you rely on a signed record.
Step versus extension changes what “locks” means in the field. Capturing type in the header keeps a later reader from assuming the wrong geometry.
A ladder can pass mechanically and still be stored where it will be damaged. That is its own item.
Material is not a required header. Add a field in JSON if your crib tracks it.
This walk is visual and mechanical function, not a lab load test.
This template requires an inspector signature, not an operator initial after each use—though you could submit per use if that is your rule.