6 Frequency Class 2 Icosahedral Dome
The class 2 dome has less hubs and struts than the same frequency
class 1 dome. As shown there are 151 hubs and 450 struts. Bottom
triangles are shortened to make a level base. More rows of triangles can
be removed to make a shorter version. Illustrated as a tube structure with
proportions: 40 ft diameter with 4 inch diameter tubes. Height is
21 ft. 4 inches. On the 40 ft dome, strut lengths range from about
48 to 60 inches. If the longest strut is 48 inches, resulting diameter
is about 32 ft. It could be built with 225 2 x 4 x 8 ft boards.
Click on thumbnail image to go to a larger view:
This short version is 16 ft - 6 inches tall. It has 136 hubs and
375 struts.
More
on the short version >>>
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Class
2 Icosahedral Domes
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