How does ideCAD define site coefficients, according to ASCE 7-16?
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Site Class | Ss ≤ 0.25 | Ss = 0.5 | Ss = 0.75 | Ss = 1.0 | Ss = 1.25 | Ss ≥ 1.5 |
|---|---|---|---|---|---|---|
A | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
B | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 |
C | 1.3 | 1.3 | 1.2 | 1.2 | 1.2 | 1.2 |
D | 1.6 | 1.4 | 1.2 | 1.1 | 1.0 | 1.0 |
E | 2.4 | 1.7 | 1.3 | |||
F | ||||||
Long-Period Site Coefficient, Fv
Site Class | S1 ≤ 0.25 | S1 = 0.2 | S1 = 0.3 | S1 = 0.4 | S1 = 0.5 | S1 ≥ 0.6 |
|---|---|---|---|---|---|---|
A | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
B | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
C | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.4 |
D | 2.4 | 2.2 | 2.0 | 1.9 | 1.8 | 1.7 |
E | 4.2 | |||||
F | ||||||
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