▁the ▁ 5 8 0   km ▁H VD C ▁sub marine ▁power ▁cable ▁known ▁as ▁Nor N ed , ▁which ▁links ▁the ▁electric ity ▁gr ids ▁of ▁Norway ▁and ▁the ▁Netherlands . ▁ ▁DE ME ▁companies ▁executed ▁the ▁full ▁range ▁of ▁marine ▁works ▁during ▁construction ▁of ▁the ▁first ▁phase ▁of ▁C - ▁Power ' s ▁Thor nt on bank ▁Wind ▁Farm , ▁including ▁off sh ore ▁soil ▁investigation , ▁transport ▁and ▁pla cement ▁of ▁the ▁gravity - based ▁structures , ▁er os ion ▁protection , ▁cable - lay ing , ▁direction al ▁dr illing , ▁a . o . ▁DE ME ▁controlled ▁S cal dis ▁Salv age ▁& ▁Marine ▁Cont ract ors ▁was ▁involved ▁in ▁the ▁successful ▁w reck ▁removal ▁of ▁the ▁M V ▁Tr icol or ▁car ▁car rier , ▁lost ▁at ▁sea ▁off ▁D unk irk ▁ ▁In ▁the ▁field ▁of ▁environmental ▁rem ed iation ▁assign ments , ▁DE ME ▁Environment al ▁Cont ract ors ▁( DE C ) ▁in ▁its ▁home ▁country ▁Belg ium ▁executed ▁the ▁rem ed iation ▁of ▁acid ▁tar ▁bas ins ▁for ▁Total ▁in ▁Er t vel de ; ▁the ▁rem ed iation ▁of ▁the ▁former ▁Car co ke ▁C oking ▁Works ▁site ▁in ▁Ze ebru g ge ; ▁and ▁the ▁rem ed iation ▁and ▁re development ▁of ▁the ▁ 4 2 ha ▁brown field ▁' t ▁E il and je ▁in ▁Zw ij na arde . ▁Ab road , ▁DE ME ▁Environment al ▁Cont ract ors ▁were ▁involved ▁in ▁the ▁rem ed iation ▁works ▁at