A Supporting Design Method When Longwall FaceStrides across and Passes through a Roadway

<div><i>x</i>-displacement of the cross-cut walls in PTR section. (a) Maximum <i>x</i>-displacement of the cross-cut walls after backfilling in measure point <i>y</i> = 70 m. (b) <i>x</i>-displacement of the cross-cut walls without backfilling.</div>

Advances in Materials Science and Engineering

fig13

Figure 13

Figure 13: A Supporting Design Method When Longwall FaceStrides across and Passes through a Roadway 