Subsection 1: Work carried out from a work plan

Temporary work at height is carried out from a work surface designed, installed or equipped in such a way as to protect workers’ health and safety. The workstation must be such that it allows the work to be carried out under ergonomic conditions.

Falls from a work surface must be prevented by: 1° Integrated or securely fixed rigid guardrails of appropriate strength, placed at a height of between one metre and 1.10 m and comprising at least : a) A stop plinth of 10 to 15 cm, depending on the height chosen for the guardrails; b) A handrail; c) An intermediate rail at mid-height; 2° Or by any other means ensuring equivalent safety.

Where the provisions of article R. 4323-59 cannot be implemented, flexible collection devices are installed and positioned in such a way as to prevent a fall of more than three metres.

Where collective protective devices cannot be used from a work surface, workers’ individual protection is ensured by means of an appropriate fall arrest system which does not allow a free fall of more than one metre or which, under the same conditions, limits the effects of a fall from a greater height. When such personal protective equipment is used, workers must never be left alone, so that they can be…