Research Article
Study on the Vibration Effect of Short Footage Blasting Load on Surrounding Rock-Support Structure of Tunnel
Figure 5
Displacement change of the arch bottom measuring point at profile 1-1. (a) First blast. (b) Second blast. (c) Third blast. (d) Fourth blast. (e) Fifth blast.
(a) |
(b) |
(c) |
(d) |
(e) |