Distribution Law of Mining Stress of the Gob-Side Entry Retaining in Deep Mining Thin Coal Seam

<div>Advanced horizontal stress cloud diagram of the third left working face. (a) The working face is advanced by 100 m. (b) The working face is advanced by 200 m. (c) The working face is advanced by 300 m. (d) The working face is advanced by 400 m.</div>

Advances in Civil Engineering

fig13

Figure 13

Figure 13: Distribution Law of Mining Stress of the Gob-Side Entry Retaining in Deep Mining Thin Coal Seam 