Table 8-1
Damping Coefficient, BD or BM
Effective Damping, $D or $M
BD or BM
(Percentage of Critical)a,b
Factor
≤2%
0.8
5%
1.0
10%
1.2
20%
1.5
30%
1.7
40%
1.9
≥ 50%
2.0
a
The damping coefficient shall be based on the effective damping of the isolation system
determined in accordance with the requirements of Paragraph 8-3k.
b
The damping coefficient shall be based on linear interpolation for effective damping values
other than those given.
8-7
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