Hi,
On the basis of our driver feedback and cross verifying it with private street imagery, I found the following issue to exist in this location. Since the street imagery is older, I would like to check if the issue still exist in this location. If you are going to survey or have local knowledge of this vicinity, please make necessary changes in OSM.

Issue : Incorrect speed limit to Barbarossastraße
Location : 50.8067158, 7.1983037
Proof : Sign board (2019) near n2333088881
Correction: Modify speed limit as 30 to Barbarossastraße.

Regards,
tmmanish