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Proceedings Papers

Analyzing the reasons behind a large wedge failure in a room-and-pillar roofing slate mine

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L.R. Alejano, I. Pérez-Rey, J.-Y. Gui, H. Masoumi
Paper presented at the ISRM IX Latin American Rock Mechanics Symposium, October 16–19, 2022
Paper Number: ISRM-LARMS-2022-24
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View Paper titled, Analyzing the reasons behind a large wedge failure in a room-and-pillar roofing slate mine
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Proceedings Papers

Determination of the Basic Friction Angle ϕb of Joints Using the Field Tilt Test: Results of Various "fast" Tests on Outcrops

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L. Jordá-Bordehore, L. Alejano, R. Tomás, S. C. Loaiza, M. T. García, R. Á. Galindo, I. Pérez-Rey, A. Riquelme-Guill, M. Cano, C. P. Borja-Bernal, R. Medinaceli Torrez
Paper presented at the ISRM International Symposium – EUROCK 2021, September 21–24, 2021
Paper Number: ISRM-EUROCK-2021-044
https://doi.org/10.1088/1755-1315/833/1/012048
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View Paper titled, Determination of the Basic Friction Angle ϕb of Joints Using the Field Tilt Test: Results of Various "fast" Tests on Outcrops
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Proceedings Papers

The Role of Joint Spacing on the Stability Analysis of Wedge Failures

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I. Pérez-Rey, J. Moreno, M. Muñiz-Menéndez
Paper presented at the ISRM International Symposium – EUROCK 2021, September 21–24, 2021
Paper Number: ISRM-EUROCK-2021-094
https://doi.org/10.1088/1755-1315/833/1/012095
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View Paper titled, The Role of Joint Spacing on the Stability Analysis of Wedge Failures
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Proceedings Papers

Relevant Considerations on the Stability of Granite Boulders

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L. R. Alejano, I. Pérez-Rey, M. Muñiz-Menéndez, A. Riquelme, G. Walton
Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-1138
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View Paper titled, Relevant Considerations on the Stability of Granite Boulders
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Proceedings Papers

Motorized Tilt Table Based on Arduino-Controlled Stepper Motor

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J. M. Bustos-Espinoza, K. I. Orozco, J. González, J. Arzua, M. Cánovas, I. Pérez-Rey, M. Muñiz-Menéndez
Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-1343
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View Paper titled, Motorized Tilt Table Based on Arduino-Controlled Stepper Motor
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Proceedings Papers

Stability Analysis of Over-Tilted Benches in an Ornamental Granite Quarry

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L. R. Alejano, X. Estévez-Ventosa, I. Pérez-Rey, J. González
Paper presented at the 14th ISRM Congress, September 13–18, 2019
Paper Number: ISRM-14CONGRESS-2019-420
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View Paper titled, Stability Analysis of Over-Tilted Benches in an Ornamental Granite Quarry
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Proceedings Papers

The use of Open-Source Hardware and Software in Low-Cost Geotechnical Sensors: A Strain-Gauge Logger and a Tilt-Test Machine

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M. Muñiz-Menéndez, I. Pérez-Rey, L. R. Alejano
Paper presented at the 14th ISRM Congress, September 13–18, 2019
Paper Number: ISRM-14CONGRESS-2019-143
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View Paper titled, The use of Open-Source Hardware and Software in Low-Cost Geotechnical Sensors: A Strain-Gauge Logger and a Tilt-Test Machine
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Proceedings Papers

Characterization and Numerical Modelling of Standard and Cabled-Strapped Pillars in a Haematite Mine

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L. R. Alejano, U. Castro-Filgueira, I. Pérez-Rey, F. García-Bastante, J. Arzúa
Paper presented at the ISRM AfriRock - Rock Mechanics for Africa, October 3–5, 2017
Paper Number: ISRM-AFRIROCK-2017-063
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View Paper titled, Characterization and Numerical Modelling of Standard and Cabled-Strapped Pillars in a Haematite Mine
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Proceedings Papers

Comparison of Observational, Empirical and 3D Discrete Numerical Methods To Estimate Subsidence Over Longwall Coal Faces

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I. Pérez-Rey, L. R. Alejano, P. Velasco
Paper presented at the ISRM AfriRock - Rock Mechanics for Africa, October 3–5, 2017
Paper Number: ISRM-AFRIROCK-2017-062
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View Paper titled, Comparison of Observational, Empirical and 3D Discrete Numerical Methods To Estimate Subsidence Over Longwall Coal Faces
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Proceedings Papers

Stability Analysis of an Over-Tilted Slope in a Granite Quarry: The Role of Joint Spacing

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L. R. Alejano, U. Castro-Filgueira, I. Pérez-Rey, J. Arzúa
Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-051
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View Paper titled, Stability Analysis of an Over-Tilted Slope in a Granite Quarry: The Role of Joint Spacing
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Proceedings Papers

An Assessment of the Post-Peak Strain Behavior of Laboratory Intact Rock Specimens Based on Different Dilation Models

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I. Pérez-Rey, L. R. Alejano, E. Alonso, J. Arzúa, M. Araújo
Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-050
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View Paper titled, An Assessment of the Post-Peak Strain Behavior of Laboratory Intact Rock Specimens Based on Different Dilation Models
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Proceedings Papers

The Role of Tilting Rate and Wear of Surfaces on Basic Friction Angle Testing

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I. Pérez-Rey, L. R. Alejano, J. Arzúa, J. Muralha
Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-033
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View Paper titled, The Role of Tilting Rate and Wear of Surfaces on Basic Friction Angle Testing
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Proceedings Papers

Effect of Scale and Structure on the Strength and Deformability of Rocks

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L. R. Alejano, J. Arzúa, I. Pérez-Rey
Paper presented at the 13th ISRM International Congress of Rock Mechanics, May 10–13, 2015
Paper Number: ISRM-13CONGRESS-2015-190
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View Paper titled, Effect of Scale and Structure on the Strength and Deformability of Rocks
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Proceedings Papers

Geotechnical Characterization of the Site and Stability of a Tailings Dam in Ecuador

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M. R. Ponce-Zambrano, D. P. Gordón, L. R. Alejano, I. Pérez-Rey
Paper presented at the ISRM Regional Symposium - EUROCK 2014, May 27–29, 2014
Paper Number: ISRM-EUROCK-2014-191
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View Paper titled, Geotechnical Characterization of the Site and Stability of a Tailings Dam in Ecuador
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Proceedings Papers

A Lab-Testing Based Geomechanical Characterization of Metamorphic Rocks Focusing on Post-Failure Behavior

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I. Pérez-Rey, J. Arzúa, J. Barbiero, L. R. Alejano, G. Walton
Paper presented at the ISRM Regional Symposium - EUROCK 2014, May 27–29, 2014
Paper Number: ISRM-EUROCK-2014-012
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View Paper titled, A Lab-Testing Based Geomechanical Characterization of Metamorphic Rocks Focusing on Post-Failure Behavior
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