After layout, the arcs are plasma cut from 1/8" stainless steel plate

Using a custom bender that I designed and built, the arcs are formed

 

View of arc segments after forming. Eight will be required

Using a fixture, the arc segments are assembled
 
Further arc section assembly
 
The third and fourth arc sections are affixed to the main arc section 
 
The sundial is positioned at it's critical angle
 
The sundial base is being designed
 
After base fabrication, it is assembled and welded
 
The long process of applying the final finish has started
 
Ready for shipment and installation