List of products by author: A. Doorduyn

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  Immersed Tunnel: A Viable Option for The Orlovsky Crossing

  Abstract: Immersed and Floating Tunnelling. The Orlovsky crossing in St. Petersburg has been a hot topic over the past years. St. Petersburg faces a constant balancing act between river navigation and road traffic. In the ice-free period, the bridges over the Neva River open nightly for an extended period of time to allow ships to pass, stopping road traffic for several hours. A tunnel would provide the...

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