Battlewagon WaaaghU-122

I received a commission request for 3 BIG Battlewagon sized Gobsmashas for a Russian Horde themed Ork army.  After poking around online I settled on the SU122 and SU152 as inspiration:

SU122

 

SU152

The overall look will be influenced by the Red Metal, but they won't be copies.  Here's the beginning of the first:

Quite a lot of work left to do, but I like the profile.  I'll build each body in turn so I can work each of the builds at the same time.  I'll get a more uniform look to them if I do all the detailing together.  

mtk...