Research Article

In Situ Creep Model Testing for the Tunnel Anchor Foundation of Xingkang Suspension Bridge in Luding of China

Figure 21

Effect of η1 on the strain of tunnel anchor under loads of (a) 1.0 Nm, (b) 3.5 Nm, and (c) 7.0 Nm.
(a)
(b)
(c)