Reduction of Maximum and Residual Drifts on Posttensioned Steel Frames with Semirigid Connections

Figure 9

Median values of maximum and residual interstory drifts for F10PTC at different spectral acceleration values: (a) 0.8 g, (b) 1.0 g, (c) 1.2 g and (d) 1.5 g.

(a) 𝑆_𝑎(𝑇₁)=0.8 g

(b) 𝑆_𝑎(𝑇₁)=1.0 g

(c) 𝑆_𝑎(𝑇₁)=1.2 g

(d) 𝑆_𝑎(𝑇₁)=1.5 g