Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
809350 | International Journal of Rock Mechanics and Mining Sciences | 2016 | 9 Pages |
Abstract
•Evaluation of the significance of the adjustment factors on the Mathews method.•Use of a contingency matrix and a performance metrics analysis.•Proposal of a new rock stress factor A less conservative than the original one.•Other factors did not improve the significance of the method compared to the original.•Proposed rock stress factor leads to larger size stopes.
Keywords
Related Topics
Physical Sciences and Engineering
Earth and Planetary Sciences
Geotechnical Engineering and Engineering Geology
Authors
J.A. Vallejos, A. Delonca, J. Fuenzalida, L. Burgos,