Shield-Roof Interaction in Longwall Panels: Insights from Field Data and Their Application to Ground Control

<div>Change of loading rate with longwall retreating time in Panel LW 22306 of Bulianta mine. A negative loading rate denotes the decrease of leg pressure.</div>

Advances in Civil Engineering

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Figure 20

Figure 20: Shield-Roof Interaction in Longwall Panels: Insights from Field Data and Their Application to Ground Control 