Periodic indicative notice for the rearrangement of the Stuttgart rail hub, total route length 57 km, of which there are 33 km in tunnels and cuttings. There will be 16 tunnels and cuttings, 18 bridges, 3 stations and a park station. Contact DB AG, Stuttgart, e-mail einkauf-S21nbs@deutschebahn.com, fax +49 6926521939. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=358112-2015. Ref.n. PSU - Bahnknoten Stuttgart. 42/15.