Support Technology of Ultra-high Roadway in Thick Coal Seam

Based on the ultra-high roadway appeared in the process of excavation in a Shanxi mine. Surrounding rock mass plastic zone of roadway between height 3.5-7.5 m is simulated. Surrounding rock mass shear and tensile plastic zone is in direct proportion to the roadway height. That roadside surrounding r...

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Veröffentlicht in:	Information Technology Journal 2013, Vol.12 (17), p.4095-4100
Hauptverfasser:	Xingdong, Zhang, Deyu, Xie
Format:	Artikel
Sprache:	eng
Schlagworte:	Anchorages Convergence Excavation Plastic zones Roadsides Roadways Rock Walls
Online-Zugang:	Volltext
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