Hey Anthony,
you mean an accomodation to the 48" x 48" Foreman size of some flippable table like …
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Jim @JimHatch’s modification of the Fisher-style table concept to accomodate the 48″x32″ Journeyman which can be seen here:
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Or Joshua’s @RockingMallet flippable table variant for the Elite 48″x32″ Journeyman
Here you can see a Fisher-style table that includes the capability of Vertical clamping:
Here I collected a few links to table concepts I found remarkable (and also a remarkable enclosure):
This one allows working on very high workpieces as its machine bed is open:
This is made of 4" × 4" beams and looks rock-solid.
Interesting the vertical clamping vise:
Welcome to the forum!