Width Design of Small Coal Pillar of Gob-Side Entry Driving in Soft Rock Working Face and Its Application of Zaoquan Coal Mine

<div>Schematic of roadway driving along the goaf and the small coal pillar.</div>

Advances in Civil Engineering

Figure 3: Width Design of Small Coal Pillar of Gob-Side Entry Driving in Soft Rock Working Face and Its Application of Zaoquan Coal Mine 