Invitation to tender by restricted procedure, deadline 28.08.2012, for tunnel construction planning of the Western Metro extension from Matinkyla to Kivenlahti in Helsinki. Contract duration 01.11.2012 to 30.9.2014. Contact Espoo City Council, Espoo, e-mail hankinta@espoo.fi. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=232573-2012. 31/12.