Bornholm Tunnel the cost of the tunnel vary from DKK 5 to 50 billion. The Danish organization Foreningen Bornholmtunnel and the Swedish organization Föreningen Stöd Bornholmstunneln collaborate to raise awareness about the importance of a tunnel between Bornholm and Scania. The Bornholm province decided in April 2013 not to pay for a detailed investigation Bornholm Tunnel The Bornholm Tunnel (, ) is a proposed railway tunnel which would be built between the island of Bornholm, belonging to Denmark, and Scania in Sweden. The tunnel would provide a fixed link to the island, both using direct trains running from Copenhagen and with a
Bornholm Cable Bornholm Cable Bornholm Cable is one of the longest submarine three phase AC cables in the world. It is a 60 kV cable interconnecting the power grids of Bornholm and Sweden. The Bornholm Cable starts at 60 kV substation Hasle () and runs on its 1.4 kilometres as underground cable with a cross section of 400 square millimetres to the Baltic Sea, where the 43.5 kilometres long submarine cable section starts. At this section copper conductors with 240 square millimetres are used. From the landing point at Sweden it runs on a length of 700 metres as underground cable with