Development and Field Test of New Environmentally Friendly Water-Rich Sand Grout Material

Table 3

Stone retention rate varies with water flow rate.

Fly ash content (%)	Water flow rate (m·s^−1)	M0 (g)	M1 (g)	N (%)
10	0.2	600	570	95
	0.4	600	540	90
	0.6	600	504	84
	0.8	600	390	65
	1	600	252	42
20	0.2	600	594	99
	0.4	600	564	94
	0.6	600	534	89
	0.8	600	432	72
	1	600	300	50
30	0.2	600	564	94
	0.4	600	540	90
	0.6	600	492	82
	0.8	600	402	67
	1	600	246	41