Start with your largest piece of equipment and your most critical workflow. Work backwards from there.
What’s the widest door opening you need? What’s the turning radius of your largest vehicle or machine? Do you need completely unobstructed floor space, or are interior columns acceptable in certain zones?
The best approach is to work with a supplier who asks these questions before recommending a design, not one who defaults to a standard spacing and moves on. Your operations should drive the design, not the other way around.