ANCHORAGE, Alaska (AP) A Shell oil-drilling ship that ran aground near a remote Alaska island has been refloated, officials said early Monday.
NPR: Grounded Shell Oil-Drilling Ship Refloated
Signal provides new construction and repairs to offshore drilling rigs and ship components for the Navy and Coast Guard.
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To power the thrusters and drilling equipment, the ship generates 37 megawatts of power, enough for a city of 35, 000.
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The ship must stay perfectly still while drilling and does so using six thrusters with 15-foot-diameter propellers that can rotate 360 degrees.
But the ship will be re-anchored within the next few days, and drilling will resume, Smith said.
CNN: Ice floe halts Shell's new Arctic well
The Vanguard, the Blue Marlin and the rest of the Dockwise fleet are ships designed to carry other ships, drilling rigs or anything else too large or heavy to be easily transported on a conventional ship.
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