Research Article
A Vibration-Isolating Blast Technique with Shock-Reflection Device for Dam Foundation Excavation in Complicated Geological Conditions
Figure 11
Blast-induced vertical velocity-time histories recorded by TC-4850.
(a) 1# vibration sensor |
(b) 2# vibration sensor |
(c) 3# vibration sensor |
(d) The wave of second delay in (c) |