深部采矿边坡破坏机理解释(West Wall)
1 引言
Chuquicamata矿西帮(west wall)的边坡稳定性长久以来一直是采矿岩石力学的研究对象，预计这次Dr. Hoek的报告内容也将集中在西帮的边坡设计。
2 强度解释
3 大变形解释
大变形是边坡破坏的另一种机理。Guzman等人(2015)使用UDEC对西面的边坡进行了蠕变模拟(Creep Modeling)。西帮边坡的破坏机制与变形率的增加相对应，超过了根据边坡的历史性能确定的可接受的限度，变形速度是通过卸荷控制。
4 参考
(1996) Comparative analysis of toppling behaviour at Chuquicamata open-pit mine, Chile.
(2000) Rock slopes in Civil and Mining Engineering (Hoek)
(2000) The Application Of Back-Analysis And Numerical Modeling To Design A Large Pushback In A Deep Open Pit Mine (CALDERON)
(2004) Rock Slope Engineering, 4th Edition (Duncan,2004)
(2007) GIS-Based Slope Stability Analysis, Chuquicamata Open Pit Copper Mine, Chile
(2007) Risk Evaluation of Slope Failure at the Chuquicamata Mine
(2008) Slope Model - Description of Formulation with Verification and Example Problems Revision 2
(2008) The Influence of Non-Persistent Joints on the Failure Modes of Large Rock Slopes
(2009) Fundamentals of slope design (Hoek,2009)
(2010) Slope Model - A 3D numerical simulator for rock slopes based on micromechanics
(2012) Simulation of Three-Dimensional Pore-Pressure Distribution for SlopeStability Analysis
(2015) Applicability of Strain Softening Models to Slope Stability Analyses
(2019) Geotechnical risk analysis for the closure alternatives of the Chuquicamata open pit
