Torsional Strengthening of RC Beams with Near-Surface Mounted Steel Bars

Figure 15

Failure modes of specimens under combined torsion and bending: (a) control specimen; (b) NSM100; (c) NSM150; (d) NSM200; (e) DNSM100; (f) DNSM150; and (g) DNSM200.

(a)

(b)

(c)

(d)

(e)

(f)

(g)