Experimental Study on Impact Absorption Capacity of Various Expanded Materials for Rock Shed

Figure 13

Damage state of the core slab and expanded material of the C-ST-H400 specimen after experiment. (a) Core slab surface. (b) Bottom surface of the slab. (c) Foam material surface after removing the slab. (d) Penetration condition of foam material.

(a)

(b)

(c)

(d)