Open invitation to tender, deadline 11/06/2021, for Vevelstad-Kongslia Water and Sewage Project, including a 1.2 km tunnel with a 26 m2 cross section and a 10 m rock cover. Value of the contract EUR21.97 million (NOK220 million), excluding VAT. Duration of the contract is 24 months. Contact Nordre Follo Municipality, attn Beate Haugsjordet, Ski, email beate.haugsjordet@nordrefollo.kommune.no. For further tender information please click here and here. Ref.n. 21/05561. 16/21.