| 摘要 |
PROBLEM TO BE SOLVED: To provide a steel-frame exposed type column base part structure which improves slip-type hysteresis in a column base part when horizontal force is applied to a column and realizes the column base part having high energy absorption performance. SOLUTION: A spiral reinforcement 5 for suppressing extension of an anchor bolt 4 is provided around an upper end side of the anchor bolt 4 in base concrete 3. COPYRIGHT: (C)2006,JPO&NCIPI
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