Strength Calculations of Block Elements of Room-and-Pillar Mining under the Permafrost Conditions
Date Issued
2010
Author(s)
Busylo, V.I.
Savelieva, T.S.
Saveliev, V.A.
Abstract
The paper covers results of rheological properties of gypsum under natural conditions of permafrost and stress-and-strain conditions of room’s roof rocks in gypsum quarries depending upon the ceiling thickness. The recommendations concerning room and pillar parameters are given.
