Invitation to tender by negotiated procedure, deadline 15.08.2016, to establish competent project management for pure water basins at the Oset water treatment plant. Includes an option for the construction management of the 3.8 km-long Voldslokka tunnel. Value of the contract is EUR 6.41 million, excluding VAT. Duration of contract is from 01.11.2016 to 31.07.2022. Further information from https://kgv.doffin.no/ctm/Supplier/Documents/Folder/145337. Contact Oslo Municipality, att.n Benedicte Kjorsvik, Oslo, tel +47 02180, postmottak@vav.oslo.kommune.no. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=211163-2016. Ref. n. 46/2016. 25/16.