Numerical and Experimental Approach for Failure Analysis of Soil Subjected to Surface Explosion Loading

Table 1

Comparison of principal strain control.

Failure principal strain	Crater
	Diameter			Depth
	Numerical simulation (cm)	Explosion experiment (cm)	Relative error (%)	Numerical simulation (cm)	Explosion experiment (cm)	Relative error (%)
0.006	49.20	28.83	70.66	22.96	15.06	52.46
0.008	49.20		70.66	22.96		52.46
0.010	49.20		70.66	24.60		63.35
0.012	32.80		13.77	16.40		8.90
0.014	32.80		13.77	16.40		8.90
0.016	22.96		−20.36	14.76		−1.99