JayUtah
Penultimate Amazing
From what I know of Atlantic locks...
...and I'm just going to laugh at this. You're citing Hoffmeister as your authority for shipbuilding. You don't know anything about shipbuilding. Go look at the kinds of things Hoffmeister publishes when he's being peer-reviewed. Where do you reckon he learned about the structural dynamics of oceangoing vessels and how to analyze them? What makes him a qualified shipbuilder?