Experiment on Seepage Property and Sand Inrush Criterion for Granular Rock Mass

Table 4

Scheme for sand inrush tests in granular sandstone.

	7.9%	8.5%	9.2%	10.4%	11.6%	12.8%	13.4%
					√	√	√
				√	√	√
	√	√	√	√
	√	√	√	√
	√	√	√	√