Open invitation to tender, deadline 19.04.2013, for engineering services during major inspections of all structures of the 9.3 km-long twin-tube Seelisberg tunnel, on the Beckenried-Seedorf section of N02 motorway. The inspections in the tunnel will be carried out in 2013 (tunnel tubes), 2014 (other structures) and 2018/2019. Duration of contract 01.09.2013 to 31.12.2022. Further information from http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=766801. Contact OFROU, Zofingue, e-mail beschaffung.zofingen@astra.admin.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=072880-2013. 10/13.