from KraussMaffei' press information https://press.kraussmaffei.com/en/news/from-the-sea-into-the-tunnel-kraussmaffei-customer-oldroyd-uses-100-sea-plastics-for-its-products
Unusual geology discovery at Bergå tunnel at E6 Helgeland in Norway.
Statens vegvesen press release via https://kommunikasjon.ntb.no/pressemelding/full-stopp-etter-uvanlig-funn?publisherId=17847490&releaseId=17952219