Millimeter Wave Radar the reason for being there…really.
Home Aerial view MMW Page 2 Page 3 Page 4 Final

Here the pedestal is starting to take shape.  That’s an attaching thing and counter weights for the antenna on top of the pedestal.

And this is the dish.  Actually just the frame for the dish; later on the spaces would be filled with smooth, polished surfaces.  Diameter of the dish is 45 feet.