| 摘要 |
PROBLEM TO BE SOLVED: To provide a three-story or two-story steel structure with six main columns in aseismatic steel construction. SOLUTION: As prevention in case of an earthquake, steel columns of the main columns are wrapped in root reinforced concrete on the floors of the first, second and third floors, and bracings are put to perform aseismatic reinforcement for the prevention of the earthquake. Further, thick triangular iron plates are mounted to contacts between six main columns and beam columns by welding to perform aseismatic reinforcement. COPYRIGHT: (C)2006,JPO&NCIPI
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