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A huge infrastructure project in Norway to overhaul the country's Highway E39 includes a proposal to build the world's first submerged floating tunnel.
As a part of huge infrastructure project in Norway, engineers have proposed to build a world first floating underwater tunnel in a fjord — a long, narrow, deep inlet of the sea between high cliffs.
Mumbai civic body plans escape routes, safe room, better ventilation for coastal road. Hindustan Times | By Sanjana Bhalerao, Mumbai. Oct 03, 2018 12:51 AM IST . ... for the tunnel’s ventilation.
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