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Assessment of roof fall risk during retreat mining in room and pillar coal mines

✍ Scribed by Ebrahim Ghasemi; Mohammad Ataei; Kourosh Shahriar; Farhang Sereshki; Seyed Esmaeil Jalali; Ahmad Ramazanzadeh

Book ID
116568628
Publisher
Elsevier Science
Year
2012
Tongue
English
Weight
713 KB
Volume
54
Category
Article
ISSN
1365-1609

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The roof fall hazards are frequent problems of underground coal mines, which are generally unpredictable due to the associated uncertainties. These uncertainties, which arise from geological and stress conditions and mine environment, make the control of roof fall hazards difficult in underground co