2001 年 7 巻 12 号 p. 165-168
The purpose is to clarify characteristics of long spanned domes based on 18 case studies since 1988. The methods are to review published materials, to have interviews with concerned persons and to visit sites. In case professional sports, covered area 40〜70 thousands m^2, total floor area 90〜180 thousands m^2, average span 194.2 m, in case amateur sports covered area and total floor area 20 thousands m^2, average span 135.7m. Volume is 1.2 million m^3 in professional baseball, 500〜800 thousands m^3 in bicycle race and soccer, 200〜700 thousands m^3 in amateur sports. Average volume per covered area is 23.9 m^3/m^2.