In context of overlay "Surfaces" – Chemin du Mas de Mingue et du Grand Champ de Sauquières (Path) – https://osm.org/way/41152238 via StreetComplete 58.2:

Inaccessible : barrière

Attached photo(s):
https://westnordost.de/p/237768.jpg
https://westnordost.de/p/237769.jpg