A Discussion of Stability and Engineering Verification of Thin Immediate Roof under Uniform Load of the Rectangular Coal Roadway

<div>The failure form of normal section of thin immediate roof under uniform load. (a) The under-reinforced beam failure. (b) The over-reinforced beam failure. (c) The low-reinforced beam failure.</div>

Advances in Civil Engineering

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Figure 9

Figure 9: A Discussion of Stability and Engineering Verification of Thin Immediate Roof under Uniform Load of the Rectangular Coal Roadway 