Here you go Rick:



You'll note for the arc, I hit the tab key and type Rebuild.

I don't think that the planar placement of the curves are actually necessary. I just point out stuff like that in case your trying to really control things and placement, with regards to stretch and such.... Sloppy can produce sloppy. With flow, you can "shift" the center of the result and actually morph it if you don't watch out.