The alignment was originally about 30 kilometers further west between Golßen and Ortrand approximately along the railway Berlin-Dresden and thus affect the villages Doberlug-Kirchhain, Finsterwalde, Luckau and Schlieben.

Also in 1940 was completed by the gap closure of the last missing section Freiwalde - AD Spreewald in one-lane version of the route Berlin-Dresden.

[1] Initially, the crossing structure in the Spreewald motorway intersection remained unfinished, so that vehicles from and to Dresden had to drive on the southern ramps in oncoming traffic.

An extension of the motorway to Prague was planned before World War II as well as during GDR times in different routings.

This was superficially to serve as a makeshift route for the aircraft of the National People's Army and its allied forces, since according to the scenario, the existing airfields were intended only for the launches.