No worries, Qtalk is about cooking food, most of it is bbq related but I know I'm not alone in wanting to see your build. Bring it on.
I think you might get a better response to your questions on building your smoker if you tell us your plan and let folks offer suggestions.
"I can get a good look at a T-bone by sticking my head up a bull's a$$, but I'd rather take a butcher's word for it". - Tommy Callahan III
XL Big Green Egg, 22.5 Weber OTS, WSJ Gold/Mini WSM, 18" & 22" WSM, UDS "No.8"
Flyers Orange Thermapen
Napkin Killers BBQ