Shaking Table Tests for Seismic Response of Orthogonal Overlapped Tunnel under Horizontal Seismic Loading

Figure 7

Acceleration time domain and frequency spectrum curves at different positions when sine wave of 0.1 g is inputted in X direction. (a) A0. (b) A1. (c) A2. (d) A3.

(a)

(b)

(c)

(d)