The stability factor (θx) at level x
|
\[ \sum_{i=x}^{n} W_i \] |
Portion of the factored dead plus live load at level x |
|
\[ \sum_{i=x}^{n} F_i \] |
Sum of the design lateral seismic forces acting at or above level x |
|
Ro |
Overstrength-related modification factor |
|
Δmx |
Max inelastic interstory deflection |
|
hs |
Interstory height |