Influence of Abutment Stiffness and Strength on the Seismic Response of Horizontally Curved RC Bridges in Comparison with Equivalent Straight Bridges at Different Seismic Intensity Levels

Figure 24

Curved/straight column displacement ratios of the middle column predicted at (a) DBE, (b) MCE levels, side column at (c) DBE, (d) MCE levels in the tangential direction; ratios predicted for middle column at (e) DBE, (f) MCE levels, side column with GMs compatible to (g) DBE, (h) MCE levels in the radial direction, curved/straight real column displacement ratios of the middle column at (i) DBE, (j) MCE levels, side column at (k) DBE, (l) MCE levels.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)

(k)

(l)