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World's longest underwater road tunnel will cost £46billion and cut 21-hour drive in half
The Rogfast tunnel promises to dramatically reduce travel time across Norway on the E39 coastal highway by replacing the ferry route with an efficient underwater roadway, halving journey times.
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World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive
The Rogfast tunnel promises to dramatically reduce travel time across Norway on the E39 coastal highway by substituting the ferry route with an efficient underwater roadway, cutting journey times ...