Agreement was ultimately reached under considerable time pressure, because planning authority in matters of transport was to pass in April 1912 to the Greater Berlin Association and their position on this project was undetermined.
Dies geschah letztendlich unter großem Zeitdruck, da die Planungshoheit in Verkehrsfragen ab April 1912 auf den Verband Groß-Berlin überging und dessen Position zu diesem Projekt ungewiss war.