What the Corps isplanning for the canals

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INR : "The company submitted a design that uses a row of 8-ft-dia bow-thruster propellers like those used to hold oil and gas rigs in position when drilling in deep water. The Corps is testing design viability with a 24-in. valve thruster at Alden Research Laboratory in Holden, Mass.

'It was a no-brainer for me,' says Charles Nelson, company president. He says the firm is familiar with the technology from its oil and gas work. 'You ask me what’s the biggest propeller I can think of and I say a bow thruster,' he says."