536171.fig.003a
(a)
536171.fig.003b
(b)
536171.fig.003c
(c)
536171.fig.003d
(d)
Figure 3: Schematic response of the example bridge at any time instant t under two orthogonal components of ground motion (plan view); (a) longitudinal response and its projection on axis under , (b) transverse response and its projection on axis under , (c) longitudinal response and its projection on (90 + ) axis under , and (d) transverse response and its projection on (90 + ) axis under .