Make a frame from pressurized wood that extends a half-width on each side past the sculpture base
Gorilla glue is a good thread-locker to secure the nut to the bolt. The wind creates a constant vibration which can unscrew the nut.
The doggie-auger is now secured in place with the metal strap
Use doggie augers to secure to the ground. These are usually found in the Pet or RV/camping section at your big box store.
Four 4″ x 4″ blocks of pressurized wood are cut – one to go in each corn
C Clamps – that’s the way to go. Now why did I think it was enough to only do opposite corners? I should have done all 4 corners.
I tig welded two 5/8″ nuts together, then welded a washer to one side. These will go between the bolt and the doggie auger.
One of the 4″ x 4″ blocks secured in place. For a long-term installation, you would want to use all stainless steel hardware.
Sculpture up, and secured, side of frame screwed in tight. This lasted a year until we got 50-60 mph gusts in April 2013.