Blar i Rapportserier / Reports på emneord "Frostvirkning"
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Lining designs for Norwegian road tunnels: Proc. World Tunnelling Congress '99: Challenges for the 21st Century
(Intern rapport;2168, Research report, 2008-07)To overcome communication difficulties in the Norwegian landscape of mountains and fjords, 850 road tunnels have been built. Half of these tunnels have a traffic volume less than 1000 ADT, as they are primarily links to ...