The Market Services Consist Of Monitoring A Landslide Located On The “Fontaine De La Forge” Site On The Rn85 (Department 04) At Pr 65+900. The Cliff Section Was Instrumented In 2019 And Monitored Since. The Previous Monitoring Was The Subject Of The Creation Of A Protocol. The Purpose Of The Current Market Is To: * Learn About The Geotechnical Model, The Instrumental Device