Long before Key Bridge collapse, Baltimore mariners warned of 'ship strikes'

[Old Crank]

8. In some cases this is done.

Panama had to widden the canal system to hold bgger ships. Panamax is a standard, adn ships which don't travel through the canal can be much larger.

chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://www.aapa-ports.org/files/Panamax%20vs%20Post-Panamax%20comparison%20article.pdf

It is more efficient to operate a larger ship. The added cargo weight doesn't affect the efficiency of the ship that much, almost like trains. You can use the same numbers of crew on a ship that is twice as large. Unloading one large ship is faster than two smaller ships.

Now there are docking issues at ports and draft issues for channels many of these will limit ship size.