Work equipment used for lifting and moving workers is chosen or equipped to :
1° Prevent the risk of the user falling from the enclosure, where this exists, by means of appropriate devices;
2° Prevent the risk of the user falling from the enclosure, where this exists;
3° Prevent the risk of the user being crushed, trapped or struck;
4° Guarantee the safety of workers trapped in the enclosure in the event of an accident and enable them to be freed.