NYKIRKE - BARKÅKER New double track between Nykirke south of Holmestrand to Barkåker north of Tønsberg.HauCon has been chosen as the supplier to make the 'loose material' tunnel waterproof.Construction period: 2020-2025ContractorBane NORSalesFrode Solhaug+47 47 64 72 09fso@haucon.no