Seismic Design: C5 to D2
ASCE 7 seismic design parameters — response modification coefficients (R), overstrength factors, deflection amplification factors for seismic force-resisting systems
| system id | Cd (dimensionless) | R (dimensionless) | category | description | height limit B ft | height limit C ft | height limit D ft | height limit E ft | height limit F ft | omega 0 (dimensionless) | source standard | source table |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C5 | 5.5 | 8 | moment_frame | Special reinforced concrete moment frames | NL | NL | NL | NL | NL | 3 | ASCE 7-22 | Table 12.2-1 |
| C6 | 4.5 | 5 | moment_frame | Intermediate reinforced concrete moment frames | NL | NL | NP | NP | NP | 3 | ASCE 7-22 | Table 12.2-1 |
| C7 | 2.5 | 3 | moment_frame | Ordinary reinforced concrete moment frames | NL | NL | NP | NP | NP | 3 | ASCE 7-22 | Table 12.2-1 |
| D1 | 4 | 8 | dual_special_mf | Steel EBF with steel special MF | NL | NL | NL | NL | NL | 2.5 | ASCE 7-22 | Table 12.2-1 |
| D2 | 5.5 | 7 | dual_special_mf | Steel special CBF with steel special MF | NL | NL | NL | NL | NL | 2.5 | ASCE 7-22 | Table 12.2-1 |
This is a sample. Search the full seismic design dataset and 300+ more by creating a free account and accessing the database.
Get started for FREE