I just completed a project to 3D print 28mm scale Total Annihilation units for a tabletop wargaming adaptation of TA, here is some of my work:
for some odd reason i can't post links. Check out TabletopAnnihilation on imgur if you want to see the pictures
Looks really cool! I like your solution for the air units with the pedestals. How long did that take you to print all and paint? I'll also just put the link here. I think you need to have a certain number of posts before you can post links. I think 5 or so? https://tabletopannihilation.imgur.com