|
Px |
Total vertical design load at and above level x with all load factors equal to or less than 1.0 |
|
Δ |
Design story drift defined in Sec. 12.8.6 [1] occurring with Vx |
|
Ie |
Importance Factor from Sec. 11.5.1 [1] |
|
Vx |
Seismic shear force between levels x and x-1 |
|
hsx |
Story height below the level x |
|
Cd |
Deflection amplification factor given in Table 12.2-1 [1] |
Stability Coefficient θ
;