Base Isolation for Seismic Retrofitting of a Multiple Building Structure: Design, Construction, and Assessment

Figure 4

Capacity acceleration spectra of structure B (accidental eccentricity ±5%). (a) -Direction First-Mode Distribution. (b) -Direction Uniform Distribution. (c) -Direction First-Mode Distribution. (d) -Direction Uniform Distribution.

(a)

(b)

(c)

(d)