Geodesic dome "transmigration" method is based so specifically on dome design that only fixed numbers of people can take part in the process at each deliberation stage. Many geodesic domes are among the largest clear-span structures in the world. According to the Buckminster Fuller Institute in 2010, the world's 10 largest geodesic domes by diameter are: One other large dome in Venezuela was missed on the original Fuller Institute list, while two others built later are also now in the top 10. Currently, several geodesic domes are larger than 113 m in diameter. Geodesic dome A geodesic dome is a hemispherical thin-shell
ASM Headquarters and Geodesic Dome stainless steel "sun shield," which protects against the afternoon sun without obstructing the view by providing 4,000 one-foot by five-inch louvers. Stainless steel, bronze, copper, aluminum, titanium and tungsten elements are incorporated into the interior design. The original investment for the building and landscaping was $2.4 million. The semi-circular building, capped by a geodesic dome, "symbolizes humanity’s mastery of metals and materials." Construction began in March 1958 by general contractor Gillmore-Olson Company, under the supervision of George McKay. Aluminum was supplied by Kaiser Aluminum & Chemical Co. of Halethorpe, Maryland. The dome was fabricated by North American Aviation Corporation of