Open invitation to tender, deadline 02/06/2017, for the upgrading of electrical and technical control installations, and construction engineering in the Masfjord tunnel (4110 m) on the E39 highway. For electronic access to information https://kgv.doffin.no/ctm/Supplier/Documents/Folder/150943. Contact Norwegian Public Roads Administration, Region West, attn Sverre Mage, Leikanger, tel +47 92800599, fax +47 57655986, email tunneloppgradering@vegvesen.no . Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=119524-2017. Ref. n. 16/75520. 13/17.