Prolly should have posted here and linked there, but I do things kinda bassackwards anyways. 
https://forum.ih8mud.com/40-55-series-tech/286051-look-what-followed-me-home.html
I may have just bitten off way more than I can chew....

https://forum.ih8mud.com/40-55-series-tech/286051-look-what-followed-me-home.html
I may have just bitten off way more than I can chew....

dave
I'd hit it all w/ a knotted wire brush on a grinder, then use some type of rust barrier, then top coat. I'd also drill a few small drainage holes in the lowest areas. I hope that's the worst area, but knowing
s.... Well, I'm sure you've gone over it pretty good already. Got any more updated progress pics?