JimH wrote:
Spin it anyway you want Bass, but you remain wrong, including on the
displacement issue. And you do not account for the ever changing
forces caused by boat wakes.

But believe what you want.

BTW: I have never heard of picking nits. Is that a local saying?

nitpicking? Never?

It's not what I believe, it's what is right! The "ever changing forces
caused by boat wakes" is irrelevant. The bottom of the raised canal is
a shear plane, and thus has been designed as a diaphram.