Safety Thickness Design of Horizontal Pillars under the Synergistic Effect of Upper and Lower Backfill

• Zhang Wen,
• Lian Minjie,
• Chen Yu,
• Liu Lang,
• Shi Guangbin,
• KI - IL Song

Affiliations

Zhang Wen

College of Materials & Mineral Resources, Xi’an University of Architecture and Technology, Xi’an 710055, China

Lian Minjie

College of Materials & Mineral Resources, Xi’an University of Architecture and Technology, Xi’an 710055, China

Chen Yu

School of Resources and Safety Engineering, Central South University, Changsha 410083, China

Liu Lang

S chool of Energy En gineering, Xi’an University of Science and Technology, Xi’an 710054, China

Shi Guangbin

College of Materials & Mineral Resources, Xi’an University of Architecture and Technology, Xi’an 710055, China

KI - IL Song

Department of Civil Engineering, Inha University, Incheon 402 - 751, Korea