meduz'
Unable to answer "What type of bollard is this?" for https://osm.org/node/146085786 via StreetComplete 33.1:

Les bornes sont enlevées, je ne parviens pas à identifier leur type. Le socle est toujours présent.

They are removed, can't tell their type. The concrete grounded attach is still here.

Attached photo(s):
https://westnordost.de/p/53204.jpg