Experimental Investigation on Seepage Stability of Filling Material of Karst Collapse Pillar in Mining Engineering

Table 1

The details of mass amount of filling material particles in each grain size range to each specimen (Talbot exponent ).

Grain size range (mm)	0–2.5	2.5–5	5–8	8–10	10–12	12–15
Rock particle mass (g)	341.3	176.0	168.5	98.3	90.6	125.3