Constant Ductility Site-Specific Yield Point Spectra for Seismic Design

Figure 10

Normalized Δ_y for four postyield stiffness ratios and soil site B considering various combinations of T and μ: (a) α = −0.10; (b) α = −0.05; (c) α = 0.05; (d) α = 0.10.

(a)

(b)

(c)

(d)