The use of rope access and positioning techniques is subject to compliance with the following conditions:
1° The system comprises at least one working rope, constituting a means of access, descent and support, and a safety rope, equipped with a fall arrest system. These two devices are anchored separately and the two anchoring points are the subject of a calculation note drawn up by the employer or a competent person;
2° The workers are equipped with an appropriate fall arrest harness, use it and are connected by this harness to the safety rope and the work rope;
3° The work rope is equipped with a safe descent and ascent mechanism and includes a self-locking system which prevents the user from falling should he lose control of his movements. The safety rope is equipped with a mobile fall prevention device that accompanies the worker’s movements;
4° Tools and other accessories to be used by a worker are attached by an appropriate means, so as to prevent them from falling;
5° Work is programmed and supervised in such a way that help can be given immediately to the worker in the event of an emergency;
6° Workers receive adequate and specific training in the operations envisaged and in rescue procedures. The content of this training is specified in articles R. 4141-13 and R. 4141-17. It is renewed under the conditions set out in article R. 4323-3.