Seismic Fragility of Chinese Light-Gauge Steel Keel Gypsum Board Partition Walls

Figure 6

. Damage phenomena. (a) Crack of the gypsum boards in the transverse wall. (b) Crack at the internal corner. (c) Loosening of a shot pin. (d) Tearing of the track at the shot pin connection. (e) Separation of the transverse wall from the longitudinal wall. (f) Crack at the connection of the gypsum boards of the longitudinal wall. (g) Pulling out self-tapping screw in the gypsum board. (h) Crushing of the gypsum board. (i) Separation of the gypsum board from the steel stud. (j) Severe buckling of the steel stud.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)