B33 near Konstanz is under construction (finally it will be a trunk until Konstanz, like it is visible in the construction plan (
http://www.allensbach.de/35085/Rathaus/Verwaltung/Informationen/B-33-neu-Daten/Download/m4.asp)) crossings will be replaced by interchanges (planned until ~2026).
Crossing infrastructure will be opened soon (not later than 2017)
relations in changesat 42969054 are wrong.