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Old 16-11-2016, 02:02   #11
cruiser

Join Date: Nov 2007
Location: Probably in an anchorage or a boatyard..
Boat: Ebbtide 33' steel cutter
Posts: 5,030
Re: Anchor chain size advantages
Quote:
Originally Posted by thinwater View Post
Agreed 100%. If you run the math on 50' of water with that boat that is exactly how it works, and that is why I have said there is truth in many points of view. For your situation it is a very good solution..
And here's the maths...
https://www.desmos.com/calculator/lszqjjyer4

So for 8mm chain with a force of 100Kg (which ain't a lot! )..

a scope of 4:1 in 10m water will have the chain just lifting off the seabed at the anchor, or about 3.8:1 in 12m water (just under 40')

Feel free to check the equations anyone.
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