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TR-Cube-Octa Dome


Designed from the truncated cube-octahedron, this is a wonderful dome with extra height for a tall dome with maximum interior space.
Hexagon areas on bottom are shortened to give a flat ground level.
Proportions for size reference:
Diameter is 20′ – 4″
Height is 15′- 5″
Diameter at floor is 17′ – 4″
From half way point (mid-level) to ground is 5′- 4″
As shown above without door:
Longest strut is 72″, shortest is 38″
Connector Hubs: qty 57
Struts: qty 152

With modifications for front and rear door: Door is 36″ x 82″

The shortened version with flat sides; design concept for a 28 ft dome:

More illustrations rendered by Turbocad Pro

The “Truncated Cube-Octahedron”: as a semiregular solid: