Use of shotcrete, Eiganes tunnel in Stavanger, Norway.
Øyvind Ellingsen/Statens vegvesen at press release: https://kommunikasjon.ntb.no/pressemelding/18044609/kan-spare-milliardar-pa-nye-tunnelar?publisherId=17847490&lang=no
cover tunnel photo by: Matt Brown from London, England / CC BY
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