Several tons of bat at 3 knots is a lot of energy. I wonder if he
checked the structural grid bonding -assuming it has one...

Cheers MC

Donal wrote:

"The_navigator©" wrote in message
...

He was motoring into it of course!



I saw someone motor into a rock (the marina sill, in fact) at 3 kts once.
There was nothing "gentle" about it.



Regards


Donal
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