Joe, I don't see any window openings in your plan?! More light and ventilation will be needed.
Make a structure that you can walk into, not crawl around instead. Too short is miserable on a daily basis, and extra size and height are worth the extra money.
Are you going to be crawling under it?
Mary
Make a structure that you can walk into, not crawl around instead. Too short is miserable on a daily basis, and extra size and height are worth the extra money.

Mary