Construction map - may be of interest for mapping

via StreetComplete 51.1

Attached photo(s):
https://westnordost.de/p/138583.jpg
https://westnordost.de/p/138584.jpg
https://westnordost.de/p/138585.jpg
https://westnordost.de/p/138586.jpg
https://westnordost.de/p/138587.jpg
https://westnordost.de/p/138588.jpg