Figure 3
From: The normal impact stiffness of a debris-flow flexible barrier

Deflection of the F. B. subjected to time-depended impacts: (a) CL, (b) CS, (c) FL and (d) FS.
From: The normal impact stiffness of a debris-flow flexible barrier
Deflection of the F. B. subjected to time-depended impacts: (a) CL, (b) CS, (c) FL and (d) FS.