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A comment on A cargo ship's 'WindWing' sails saved it up to 12 tons of fuel per day. Parent comment

Re:A cargo ship's 'WindWing' sails saved it up to 12 tons of... by gravescale on Sunday March 24, 2024 @08:20AM (#39806768)
Drag when sailing into the wind and going under bridges, as well as not having them torn away in a storm, is addressed with this design by folding them flat against the deck.
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Re:A cargo ship's 'WindWing' sails saved it up to 12 tons of... by dghlsakjg on Monday March 25, 2024 @07:52PM (#39822633)
I saw the picture of them folded down. They are still a good 20 feet higher than the deck.

So they can clear bridges.

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