Prior information notice that award procedures will start on 01.03.2012 for retrofitting electrical and safety systems during operations at Petuel tunnel on north Mittlerer Ring. Contract starts 01.06.2012 for completion 29.03.2013. Further information from Susanne Dopfer at Landeshauptstadt Muenchen, tel +49 8923 3602-07, fax -15, e-mail submissionsbuero.bau@muenchen.de. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=366665-2011. 47/11.