Support columns for Gaia Arch are filled with concrete.
Jaymes positions first arch blocks on columns. The first voussoir blocks will receive the steel bar which will abut the outward force of the arch.
Restraining iron bar is inserted and screwed up tight.
Form is trued and balanced on 1 ton hydraulic jacks.
Ceramic blocks are raised and positioned in pairs and then secured with epoxy putty.
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Each column was tensioned with internal steel rods and then filled with concrete.
Confirming arch block placement and securing with bolts. The restraining rod is ready for insertion into the first pair of voussoir blocks.
Wooden arch centering form is hoisted into position atop columns.
 Looking close to be sure jacks are balanced and true.
Once the keystone is dropped into place, the hydraulic jacks are lowered, the form drops and the arch is "sprung."
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