Prior Information Notice for the modernization of the ventilation systems on the high speed line between Cologne and Frankfurt. The work will be divided into three sections: the Limburg (Süd) - Montabaur, km 92.390 - 89.621 km section, including the Himmelberg tunnel, length 2,395 m (T.016039334 Project); the Limburg (Süd) - Montabaur, km 96.053 - 93.996 km section, including the Eichheide tunnel, length 1,750 m (T.016039339 Project); and finally the Montabaur - Limburg (Süd), km 96.132 - 99.131 km section, including tunnels Eichen-Diekenscheid which is 400 m and the Isse-Lange 1,015 m (Project T.016039340). The scheduled date for start of award procedures is 30/11/2015. Contact DB AG, att.ne Mr. Alten, Berlin, tel +49 3029756878, Fax +49 6926521757, email klaus-dieter.alten@deutschebahn.com. Log in http://ted.europa.eu/udl?request=Seek-Deliver&language=it&docid=372929-2015, OJ S 205. Rif.n. 15TEA18662. 44/15.