Finally, the border turns northwestward and continues via the Himmelstraße and the Spießweg to the edge of the city of Vienna, which separates Grinzing from Weidling.
The passage describes a geographical transition where the border changes direction and follows specific roads (Himmelstraße and Spießweg) before reaching the boundary with Vienna. This separation is significant as it designates the distinct areas of Grinzing and Weidling.