BS EN 131-1:1993

This European Standard gives the definitions and general terms, and determines the general design characteristics, of ladders, which are of importance for the safety, handling, and manufacturing of ladders and of information for the user.

This standard applies to portable ladders. It does not apply to ladders for special professional use such as fire-brigade ladders, roof ladders and mobile ladders.

In the working position all ladders are determined for a maximum static vertical load of 150 kg. Ladders are to be used by one person only per ascending leg of ladder.