Open invitation to tender, deadline 06/09/2021, for the rehabilitation of the underground Rosenthaler Platz - Weinmeisterstrasse section and of the Weinmeisterstrasse station on the U8/D metro line at Berlin. Contact Berliner Verkehrsbetriebe (BVG), Berlin, email Einkauf.SE3@bvg.de. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=392549-2021. Ref.n. FEM3-0314-2021. 31/21.