Statistical Estimation of Blast Fragmentation by Applying 3D Laser Scanning to Muck Pile

Table 1

Error of surface rock blocks in stacked blocks.

	Lab experiment			Field test
	Surface			Test 1		Test 2
	Entire	Case1	Case2	Entire	Surface	Entire	Surface
Mean diameter (cm)	13.24	12.03	11.87	36.29	32.64	37.21	32.98	Mean error ratio (%)
Error ratio (%)		9.13	10.34		10.06		11.36	10.22