Performance of Used Tire Cushion Layer under Rockfall Impact

Table 7

Maximum displacement of slab without cushion layer.

Series	Maximum displacement/mm
	1 kJ	2 kJ	3 kJ	5 kJ	10 kJ
One	2.35	3.38	4.21	5.68	8.65
Two	1.8		4.79	7.32	12.04