scope:

This standard prescribes rules governing the safe construction, design, testing, care, and use of portable metal ladders of various types including, but not limited to, ladder type step stools, portable extension, step, trestle, articulated, combination. single, and platform ladders, but excluding ladders in and on mines, the fire services, mobile equipment, hoisting equipment, work platforms, antenna communications towers, transmission towers, utility poles, and chimneys. It does not cover special-purpose ladders that do not meet the general requirements of this standard, nor does it cover ladder accessories, including, but not limited to, ladder levelers, ladder stabilizers or stand-off devices, ladder jacks, or ladder suaps or hooks, that may be installed on or used in conjuction with ladders.

These requirements are also intended to prescribe rules and minimum criteria for labeling/marking of the kinds of portable ladders cited in this standard, but exclusive of furniture type step stools and special purpose ladders. These labeling/marking requirements do not apply to those situations where training, supervision, or documented safety procedures would be in conflict, or serve in lieu of, these labelinglmarking requirements.

intended Use: