Congratulations on grandson mine is 8 months old. Nothing like it. Just caught up on your thread lot of great stuff. Ironically 2 of my vehicles are a 2011 Jeep and a 2005 GMC 2500 duramax. Love the detail
Height needs to 10’ on interior walls. Keeps you from hitting ceiling or lights with boards or plywood when doing projects. Also agree on 24’ deep. Everything on casters if possible. Look forward to seeing pictures when you get going