Fragblast 2025

Keynotes

P. P. Roy

CSIR-Central Institute of Mining and Fuel Research, India

Safe Procedures and Guidelines for Controlled Blasting in Indian Opencast Mines - Concerns and Commitments

C.K. McKenzie, A.S. Romphf

1. Blastechnology, Australia
2. Austin Powder, Canada

Exploring the Complexities of Airblast Overpressure

P.D. Katsabanis, A. Parrillo Valiente

Queen’s University, Canada

Effect of blast design parameters on blast performance metrics

P. Segarra, J. A. Sanchidrián, L. Iglesias, S. Gómez, M. Pötsch, A. Gaich

1. Universidad Politécnica de Madrid, Spain
2. 3GSM GmbH, Austria

Fragment Size Distribution Measurement from 3D Photogrammetry Models: How Fine Can You Make It? A Critical Analysis

J. Yongsheng, J. Nan, S. Jinshan, Y. Yingkang

Jianghan University, China

Research Progress and Prospects of Blasting Excavation Technology for Ultra-Long and Ultra-Deep Tunnels in China

J. A. Sanchidrián, F. Ouchterlony

1. Universidad Politécnica de Madrid, Spain
2. Montanuniversität Leoben (Ret.), Austria

xP-fan: A Model for Predicting Fragment Size Distributions From Blasting Using The Fragmentation-Energy Fan Principles

W. Lu, T. Meng, M. Chen, J. Zheng

Wuhan University, China

An energy-based model to predict fragments of bench blasting

Z.X. Zhang

University of Oulu, Finland

Overview of rock blasting theory and its engineering applications

I. Onederra

The University of Queensland, Australia

Advancing Drill & Blast Design and Decision Support for Sustainable Mine Process Optimisation Strategies

Technical Papers

Z. Heng-wei,L. Mei-shan,W. Wen-hui

1.Yangtze River Scientific Research Institute,Wuhan, China;
2. Ministry of Water Resources,Wuhan China

Principle of the Relationship between the Unit Volume Consumption of Explosives and the Median Size of Grade Aggregate

P. P. Roy, A. Kumar

1: CSIR-CIMFR, Dhanbad, India
2: Dilip Buildcon Ltd., Bhopal, India

Single and Composite Strata Blasting for Removal of Coal and OB in an Opencast Mine Operating with Surface Miner

.O Taiwo, A. Palangio, J. Manuel, F. Monteiro, N. F. Faria, D. Fonseca

1. WipWare Inc., North Bay, Ontario, Canada
2. O-Pitblast, Porto - Portugal
3. dstgroup Quarry, Porto – Portugal

A Mine-to-Crusher Framework for Aggregate Operations – Part 2

S. Ng’andu, C. Yi, M. Andersson

1. Kaunis Iron AB, Pajala, Sweden
2. Luleå University of Technology, Luleå, Sweden
3. Boliden Mines, Boliden Area, Skellefteå, Sweden

Identifying and quantifying drill cuttings in horizontal holes

N.V. Bhagade, V.M.S.R. Murthy

1. Visvesvaraya National Institute of Technology, India
2. Indian Institute of Engineering Science and Technology, India

Rockmass Characterization Using Near-field Ground Vibration Signatures in Surface Mines

F. B. Kuhnow

Geo-Engineers International, LLC
Salt Lake City, UT, USA

Blast-Induced Vibrations and Strain Rate Effect in Slope Stability

R. Varol

Solar Patlayıcı Maddeler Sanayi A.Ş., Ankara, Türkiye

Analysis and Control of Vibration Effects of Bench Blasting on A Tunnel Construction under an Open-Pit Mine

A.Kumar, C. Sawmliana, S. Banerjee, F. Ali, A .K. Mishra

CSIR-Central Institute of Mining and Fuel Research (CSIR-CIMFR), India

Evaluations of permitted electronic detonators for replacement of electric detonators in underground coal mines of India

C. Sawmliana, S. Banerjee, R. K. Singh, P. Hembram, Arvind Kumar, A. K. Mishra

CSIR-Central Institute of Mining and Fuel Research (CSIR-CIMFR), India

Achieving stable final slopes using modified contour blasting technique with large hole diameter - A case study in highwall mining

F. Faramarzi, B. Adamson

1. Dassault Systèmes, Brisbane, Australia
2. AdamSol SpA, Santiago, Chile

Where Energy Leads, Breakage Follows: Insights into the Interplay between Backbreak and Fragmentation

E. Kahraman, B. O. Taiwo, C. Savaliya, S. Varak

1. Cukurova University, Adana, Türkiye
2. WipWare Inc, North Bay, Ontario, Canada

Evaluation of Bench Blast Reduction Ratio and Fragmentation Efficiency in Quarry Operations

O. Guler, M. Kun

1. Çayeli Bakır İşletmeleri, Rize, Türkiye
2. Dokuz Eylul University, İzmir, Türkiye

A Study on The Comparison of Different Methods for Data Generation for Evaluating Blasting Efficiency in Small Scale Mining Operation

G. Zhi-qiang, F. Xin-hua, C. Hu

Dachang Construction Group Co., Ltd, Zhejiang, China

Design and Construction Technology of Cofferdam Blasting and Demolition in The Construction of Large-Scale Dry Docks Along the Coast

R. Mondaca, C. Mardones, C. Gajardo

Enaex Servicios, Santiago, Chile

D&B Design Parameterization to Improve the Slope Condition and Achieve the Geometric Design of the Final Pit Through Modeling and application of the H&P Model Vibration Damage Criterion

M. Cardu, D. Martinelli, J. Seccatore, M. Lara

1. DIATI Politecnico di Torino, Italy
2. Universidad Catolica del Norte, Antofagasta, Chile

The problem of flyrock in a limestone quarry in Northern Italy: analysis of the causes and mitigation interventions

T. Han, S. Liu, G. Liu, L. Cheng, K. Chen, K. Hu, F. Yang, B. Hou

1. Anhui University of Science and Technology, China
2. North Blasting Technology CO.,LTD., Beijing, China
3. Anhui JiangNan Blasting Engineeriing CO.,LTD.China
4.Xi’an Engineering Construction CO.,LTD, China

Time–frequency analysis of blasting vibration signals from an open-pit mine based on a modified Hilbert–Huang algorithm

F. Faraj, P. Katsabanis, J. Arnal

1. Orica Digital Solutions, Vancouver, Canada
2. Queen’s University, Kingston, Canada
3. University of Toronto, Canada

Borehole Resolution Fragmentation Energy Reconciliation Accounting For Loading And Blast Movement

S. Gómez, J. Sanchidrián, P. Segarra, L. Iglesias

Universidad Politécnica de Madrid, Spain

Non-Parametric Modeling of Discrete Fracture Networks: Calibration and Validation in Quarry Environments

Z.X. Zhang, Z. Wang, J. Palencia, J. Torvi, A. Ullgren

1. University of Oulu, Oulu, Finland
2. Xi’an University of Architecture and Technology, China
3. MAXAM, Madrid, Spain
4. Terrafame Oy, Sotkamo, Finland

A case study of ore fragmentation improvement and explosive saving in production blasting at Terrafame mine

D. Ghadyani, A. Mortazavi

1. Vira Pasargard Co, Tehran, IRAN
2. Nazarbayev University, Kazakhstan

A Numerical Investigation of The Effect of Discontinuity Geometry and Property on Blast-induced Wave Propagation in Jointed Media

Y. Dong, Y. Hu, G. Li, M. Liu, Z. Yang, C. Ma

Ministry of Water Resources，Yangtze River Scientific Research Institute, Wuhan, China

The Study on the Cumulative Damage Evolution Mechanism and Control of Rock Mass Structural Planes under Frequent Blasting Disturbances

A.K. Vishwakarma, V. K. Himanshu, S. Kumar, P. Sharma, K. Dey, M. P. Roy

1. CSIR-Central Institute of Mining and Fuel Research, India,
2. Indian Institute of Technology, India
3. Hindustan Zinc Limited, Udaipur, India

Prediction of pull in face blast of underground metalliferous mines using machine learning approaches

S. Esen, P. Madrid

1. JKTech, Brisbane, Australia; EMC, Sydney, Australia
2. JKTech, Brisbane, Australia

Next Phase Mine-to-MillTM Process Integration at a Very Large Open Pit Mine

F. Ali, V. K. Himanshu, B.M.P Pingua, A. Kumar, R. S. Yadav, M. P. Roy, C. Sawmliana

CSIR-Central Institute of Mining and Fuel Research, India

Study of Post-Detonation Fumes Generated by Detonation of Commercial Explosives in Underground Metalliferous Mine

V. G. Miranda, F. S. Leite and A. K. P. A. Oliveira

O-Pitblast, Porto, Portugal

Prediction Of Blast-Induced Ground Vibration in Open-Pit Mines Using Machine Learning - A Case Study

J. W. Zheng, W. B. Lu, T. Meng, M. Chen, Y. Wang

State Key Laboratory of Water Resources Engineering and Management, Wuhan University, China

Influence of Spacing-Burden Ratio on Fragmentation Distribution of Bench Blasting

M. Kamran, H. Liu, D. Fukuda, D. Wu, G. Min, E. F. Salmi, E. Sellers, A. Chan

1. University of Tasmania, Hobart, Australia
2. Hokkaido University, Sapporo, Japan
3. Changjiang Institute of Survey, Planning, Design and Research Corporation, Wuhan, China
4. CSIRO, Brisbane, Australia

3D Hybrid Finite-Discrete Element Modelling of Dynamic Fracture Induced by Controlled Blasting

V. Lapcevic, D. Saiang, D. Castro

1. Luleå University of Technology, Luleå, Sweden 2. Strayos, Buffalo, New York, USA

A Digital Twin Approach to Rock Blasting Using AI And 3D Blast Fragmentation Model

V. K. Himanshu, N. K. Bhagat, R. K. Paswan, A. K. Vishwakarma, R. S. Yadav, P. Hembrom, A. P. Kaushik, C. Sawmliana

CSIR-Central Institute of Mining and Fuel Research, India

Determination of Blasting Influence Zones For Mining Operations in Granite Quarries in The State of Kerala

G.S. Lopes, J. Hawinkel , J. Furtney

1. MTi group, Perth, Australia
2. Itasca Consulting Group, Minneapolis, USA

Using Air Decks to Achieve Superior Blast Outcomes – The Mechanics Behind The Air Decking

Y. Ağan, T. Hüdaverdi

Istanbul Technical University, Istanbul, Türkiye

Classification And Prediction of Blast-Induced Flyrock Distance Using Machine Learning Methods

P. Segarra, S. Gómez, J.A. Sanchidrián, L. Iglesias, Z. Ahmed, A. Fernandez

Universidad Politécnica de Madrid, Spain

Characterization of Muckpile Geometry in Quarry Blasting

S. Kumar, M.P Roy, R. K. Paswan, V. K. Himanshu A. K. Mishra

CSIR-Central Institute of Mining and Fuel Research, India

Role of Stem Plug In Blast Performance and Fragmentation Control

A. K. Mishra, H. Agarwal, V. K. Himanshu, A. K. Vishwakarma, M. P. Roy

1. CSIR-Central Institute of Mining and Fuel Research, India,
2. Central Mine Planning & Design Institute Limited, India

Development of machine learning based predictive models to forecast induced ground vibration from blasting in a big opencast coal mine

M. Faramarzi, K. Esmaeili

University of Toronto, Canada

A Deep Learning Point Cloud Instance Segmentation Approach for Efficient Rock Fragmentation Analysis Using 3D LiDAR Data

J. Navarro, P. Vergara, F. Tapia, L. Martínez, P. Couceiro, J. Bázquez, P. Ravanal, C. Astorga, J. Madrid, M. Galleguillos

1. MAXAM Corp International, Madrid, Sapin
2. MAXAM Chile, Santiago de Chile, Chile
3. Minera Escondida Limitada (MEL), Antofagasta, Chile

From Bench to Mill: The X2Mill Solution for Optimized Blasting and Downstream Operations

L. Muñoz, A. Andrades, R. Macedo, L. Steffen

1.Orica Brazil, Belo Horizonte, Brazil
2.Orica Latin America, Santiago, Chile
3.Orica Brazil, Paracatu, Brazil
4.Kinross Brazil, Paracatu, Brazil

Increasing Mine Productivity Appling Screening Effect and Vibration Modeling

S. Lee, S. Jung, Y. Song, Y. Park, N. Hwang

Hanwha Corporation, Seoul, Republic of Korea

A Study on the Application of Electronic Blasting Systems for Improving Blasting Efficiency in Limestone Open-Pit Mines

Y. Zhu, I. Onederra

The University of Queensland, St Lucia, Australia

Modelling the Impact of Rock Mass Structure on Confined Blast Preconditioning Damage

C. Xu, Y. Hu, G. Li

Changjiang River Scientific Research Institute, Wuhan, China

Application of FDEM in Blasting Fragmentation of the Jointed Rock Mass

P. Couceiro, J. Navarro

MAXAM, Madrid, Spain

Exploring Heelan-Blair Vibration Model in Near Field Damage Contour In Open Pit Blasting

D. Blair

Blasting Geomechanics Pty Ltd, Perth, Australia

Detection of Cavities Lying Beneath a Blast Drill Pattern

M. Gallardo Quiroz, H. Constanzo Beitia, J. Diaz Salas, F. Hidalgo Pérez

1. El Teniente Mine CODELCO, Rancagua, Chile

Optimization Design of Drawbell: Application Of Drilling And Blast Lessons In El Teniente

LI Geng-quan，HU Ying-guo，XU Chen-yu，YANG Zhao-wei，DONG Yuan，LIU Mei-shan

Wuhan University，Wuhan，China

Numerical Simulation Method and Application of Hydraulic Grade Material Extraction at Engineering Scale

C. R. San Miguel, N. Petropoulos, C. Yi, D. Johansson

1. Swebrec/ Luleå University of Technology, Luleå, Sweden
2. LKAB, Kiruna, Sweden

Effects of guidehole configurations on crack propagation patterns in tunnel applications: Insights from Digital Image Correlation and Qualitative Analyses

R. K. Paswan, R. S. Yadav, S. Kumar, M. P Roy, C. Sawmliana

CSIR- Central Institute of Mining and Fuel Research, India

Comprehensive Blasting Performance Improvement – A Case Study from Donimalai Iron Ore Mine, India

J. L. Aros, P. C. Fernández

1. Enaex Australia, Perth, Australia
2. Enaex Servicios, Santiago, Chile

Monitoring Dynamic Pressures and Ground Vibrations in Mining Blasting Operations Using Cross Blasthole Measurement

H. Cevizci, A. Sümer

Suleyman Demirel University, Isparta, Türkiye

The Environmental Effects of Plaster Stemming Method in an Underground Blasting and Its Evaluation in Terms of Efficiency

M. Dotto, Y. Pourrahimian

1. University of Dar es Salaam, Dar es Salaam, Tanzania
2. University of Alberta, Edmonton, AB, Canada

Numerical and Field Blast Analysis of Damage Distribution in Jointed Rock Masses Under Blast Loads

K. Akomeah, S. Ghadernejad, K. Esmaeili

Department of Civil and Mineral Eng., University of Toronto, Toronto, Canada

Prediction of Blast-Induced Ground Vibrations in an Open-Pit Mine Using Data Analytics Techniques

M.O. Ige, L. Kennelly

1. Imdex Limited, Perth, Australia 2. JK Tech Pty Ltd, Brisbane, Australia

Advances in Blast Hole Deviation Measurement Techniques

C. Xu, C. Wang, Y. Zhu, Y. Hu

1. Wuhan University of Technology, , China 2. Changjiang River Scientific Research Institute, Wuhan, China

Prediction of Blasting Vibration Peak Velocity by Integrating SSA Strategy and RF Algorithms

N. K. Bhagat, R. K. Singh, A. K, Mishra

1. CSIR- Central Institute of Mining and Fuel Research, India
2. Academy of Scientific and Innovative Research, India

Comparative Analysis of Fragmentation Improvement Techniques: Case Study of a Limestone Mine

İ. Dınmaz, H. İ. İpekoğlu

Eti Copper CO. Küre Plant, Cengiz Company, Kastamonu, Türkiye

Comparison of Face Drilling System in Bakibaba Underground Mine

N. Neogi, A. K. Diwakar, S. Halder, K. Ritesh and S. Kumar

Coal India Ltd., Ranchi, India

Optimization Of Blast Fragmentation In Open-Pit Mining Through Numerical Modelling And Blast Simulation

L.Y. Chi, Z.-X. Zhang, P. Bergström, S. Haugen, M. Andersson, C.E. Cardenas, E. Huhta

1. Oulu Mining School, University of Oulu, Oulu, Finland
2. Boliden Kevitsa Mine, Kevitsantie 730, Petkula, Finland
3. Boliden Technology, Finnforsvägen 4, Boliden, Sweden

A Case Study of Double-Detonator Placement on Rock Fragmentation in Kevitsa Mine

N. Ortega, R. Parra, S. Venegas, C. Troncoso

Geoblast S.A., Santiago de Chile

Optimization of the drilling and blasting process through seismic characterization for areas of a large-scale mining project near critical infrastructure and caverns located in the Amazon rainforest

S. Taoum, E. Coarita

EPC Groupe, Blasting R&D and Engineering Department, Paris, France

Geomechanical Simulation of Blast Damage in Open-Pit Mining

S. Taoum, E. Coarita

EPC Groupe, Blasting R&D and Engineering Department, Paris, France

Prediction of Open-pit rock fragmentation using a damage mechanical model

H. Constanzo, M. Benavides, M. Gallardo, F. Hidalgo Pérez

El Teniente Mine CODELCO, Rancagua, Chile

Recovery Of Postponed Reserves Based On A Design With A High Drawbell In El Teniente Mine – Codelco Chile

A. Luna, J. Cárdenas

Enaex, Lima, Peru

Optimization and Precision in Mining, The Simfrag Model

D. Gamarra, J. Cárdenas

Enaex, Lima, Peru

Slope Stability Through the Application of Low-Energy Explosives Technology

L. Huaroc, M. Cari, J. Lazarte, J. Cárdenas

Enaex, Lima, Peru

Productivity Increase and Cost Reduction in Open Pit Mines with the Application of High Energy Explosives

R. Yang

Orica, Centennial, USA

Influence of Explosive Detonation Shock Loading and Gas Expansion on Blast Vibration

O. Quispe, A. Huaman, B. Fernández, H. Espinoza, J. Cárdenas

Enaex, Lima, Peru

Control Techniques for the Reduction of NOx Fumes on Reactive Ground

J. Hurtado, J. Cárdenas

Enaex, Lima, Peru

New Methodology for Calculating Dynamic Pressure

T. N. Little

Blasting Geomechanics Pty. Ltd. Perth, Australia

The Influence of Mine Water on Site Investigation, Ground Conditions and Blast Planning

G. Min, D. Fukuda, K. Ichikawa, H. Park, P. Jeon, C. Suk, H. Liu, S. Kawasaki, S. Cho

1. Hokkaido University, Sapporo, Japan
2. University of Tasmania, Hobart, Australia
3. Jeonbuk National University, Jeonju-si, South Korea

Numerical Simulation of Blasting-induced Collapse of a Large-scale Building using a Combined 3-D FDEM incorporating 3-D Reversed Modeling

G. Kim, G. Choi, Y. Jeong, G. Min, E. Mikami, D. Fukuda, Y. Kawamura, Y. Ko, M. Chung, S. Cho

1. Hokkaido University, Sapporo, Japan
2.Jeonbuk National University, Jeonju-si, South Korea
3. Seokseong Blasting Construction Co. Ltd. Seoul, South Korea
4. Hanwha Global, Seoul, South Korea
5. Korea Institute of Civil Engineering and Building Technology, Goyang-si, South Korea

Improvement of Rock Fragmentation in Blasting Using Smart Stem: A Shear Thickening Fluid-Based Stemming Material

A.K. Raina

CSIR-Central Institute of Mining and Fuel Research, Nagpur Research Center, India

Demystifying Flyrock

K. Rong, Z.X. Zhang, A. Aladejare, L. Chi

University of Oulu, Oulu Mining School, Oulu, Finland

A numerical study on the relationship between burden and rock breakage in full-scale single-hole bench blasting

S. K Modi, V.M.S.R. Murthy, B.S.Choudhary

Mining Engineering Department, IIT(ISM) Dhanbad, India

Development of A Controlled Underwater Demolition Blasting Methodology in Close Proximity to A New RCC Berth Through Structural Vibration Model

B. Canesso, B. Almeida, V. Barcelos, C. Seebregts

1. Orica, Porteirinha, Brazil 2. EquinoxGold, Porteirinha, Brazil 3. Orica, Belo Horizonte, Brazil

Optimizing Pit Geometry and Geotechnical Safety Through Effective Wall Control

P.C. Fernández, H.O. Romero, C.C. Gajardo

1. Enaex, Santiago de Chile, Chile
2. AngloAmerican, Santiago de Chile, Chile

Technical And Operational Assurance of Blasting Near Neighboring Structures

A. R. Khodayari, C. Xu, P.C. Dare-Bryan, V. Lapcevic, E. Sellers, P.A. Dowd

1. The University of Adelaide, Australia.
2. Orica, Perth, Western Australia, Australia.
3. Luleå University of Technology, Luleå, Sweden.
4. BHP, Brisbane, Australia.

Prediction of Blast Induced Fragment Sizes Using Machine Learning

D. Vargas, O. Quispe, H. Espinoza, Y. León, M. Jauregui

1. CIA Minera Antamina, Perú
2. Enaex S.A, Perú

Final Wall Damage Control Considering The Influence Of The Load Design of The First Buffer Line

M. Sedghi, J. D. Aubertin

École de Technologie Supérieure, Montréal, Canada

Breakout relationships from single hole blast tests in boulders

H.H. Åhlin, C. Yi, D. Johansson

Luleå University of Technology, Luleå, Sweden

Comparison of Pbm And S-Ale Methods In Modelling of Blast Fragmentation of A Mortar Cylinder

H. Saputra, G. Prismandaru, T. D. H. Hasibuan, M. Pangaribuan, R. S. Amin, F. Lundeto

1. Dyno Nobel, Jakarta, Indonesia 2. Archi Indonesia, Jakarta, Indonesia

Enhancing efficiency: unveiling the potential of higher-strength bulk emulsion

G. H. Valer, M. A. Humpire

Orica, Peru

Impact of Short Delays and Ultra-High Energy Explosives on Pattern Expansion and Productivity

G. H. Valer, R. R. Oriundo, M. A. Humpire

Orica, Peru

Mechanized Alternative for Pre-Split Loading in Open Pit Mining

J. D. Aubertin, M. Sedghi, M. Prince, O. Abou Sharebain

1. École de Technologie Supérieure, Montréal, Canada 2. Evomine Consulting, Beloeuil, Canada 3. McGill University, Montréal, Canada

Enhanced Signature Hole Test Protocol for Vibration Model Calibration and Burden-Dependent Breakout Analysis

R. Raghavaraju, B. Mohanty

1. University of Toronto, Toronto, Canada
2. Queen’s University, Kingston, Canada

Experimental and Numerical Study on the Transmitted Shock Wave from a Blasthole

A. Fernandez, P. Segarra, J.A. Sanchidrián, J. Herrero1, Z. Ahmed

Universidad Politécnica de Madrid – E.T.S.I. Minas y Energía, Madrid, Spain

Data-driven optimization of quarry operations: integrating drilling data for rock mass characterization

G.G.U. Aksoy, C. O. Aksoy, O. Savas

1. Hacettepe University, Turkey
2. Dokuz Eylül University, Turkey
3. GOA R&D Mining and Environment Tech. Ltd. Şti., Turkey

Understanding The Philosophy of Blasting

G.G.U. Aksoy, C. O. Aksoy, O. Savas

1. Hacettepe University, Turkey
2. Dokuz Eylül University, Turkey
3. GOA R&D Mining and Environment Tech. Ltd. Şti., Turkey

Optimized Blast Design Method to Protect The Places Very Close to Blasts Through Seismic Energy Damping

H. W. He, X. N. Shao, Z. W. Song, T. Liu, Z. Yu, Z. Fang, T. J. Han

Zhejiang Gaoneng Corporation of Blasting Engineering, Hangzhou, China

Numerical blasting simulation and production test of open pit gold mine based on ore body displacement control

C. Ma, Y. Hu, Z. Yang, C. Xu

Changjiang River Scientific Research Institute, Wuhan, China

Study on the influence mechanism of rock joints on the excavation and blasting of the contour formation of the dam abutment slot

R. S. Yadav, R. K Paswan, S. Kumar, N. K Bhagat, M. P Roy

CSIR-Central Institute of Mining and Fuel Research, India

Controlled Blasting for Hard Rock Excavation: A Case Study for Railway Pier Foundations

K. Rong, X. Xie, J. Yang, X. Xu

1. Beijing Institute of Technology, Beijing, China
2. Jianghan University, Wuhan, China

Progressive collapse of building structures considering residual bearing capacity of key column after blasting demolition

Y.B. Yang, Q.D. Gao, Y. Fan, Z.W. Yang, Y.Q. Wang, Z.D. Leng

1. Chang’an University, Xi’an, China
2. China Three Gorges University, Yichang, China
3. Changjiang River Scientific Research Institute, Wuhan, China
4. China Gezhouba Group Explosive Co., Ltd, China

Generation and Evolution of Rayleigh Wave Induced by Rock Blasting Based on 2D-3D Co-simulation

H.X Zhou, Q.D Gao, Z.D Leng, Y.Q Wang, Y Fan, G.F Liu

1. School of Highway, Chang’an University, Xi’an, China
2. China Gezhouba Group Explosive Co., Ltd., China.
3. China Three Gorges University, Yichang, China

Formation mechanisms and extension characteristics of different kinds of cracks induced by inner and outer rock blasting effects

W. Jiang, Q.D. Gao, Y.Q. Wang, X. Gao, K.T. Li

1. Chang’an University, Xi’an, China
2. Chang’an University, Xi’an, China

Vibration characteristics and safety control of double-arch tunnels without the center wall during blasting excavation: A case study

Q.D. Gao, Y.B. Yang, Q. Yang, W.B. Lu, Y.Q. Wang, Z.D. Leng

Co-simulation of rock blasting crater by finite and discrete element methods and the experiment validation

Z. Guo, W. Sheng, S. Xie, Q. Wang, P. Li, H. Zhang, Q. Hu, Z. He

1. Hongda Blasting Engineering Group Co., Ltd, China;
2. Anhui University of Science and Technology, China;
3. State Administration of Mining Safety Supervision, China

Calculation and Measurement of Peak Explosion Pressure at The Interface Between Emulsion Explosive and Rock

X. W. Huang, Y. S. Jia, Y. Wu, C. B. Liu, H. G. Wang, C. Wang

1. Wuhan Explosion & Blasting Co. Ltd., Wuhan, China
2. Jianghan University, Wuhan, China

Blasting Excavation of Deepwater Seabed Annular Embedded Caisson Foundation Pit

İ. C. Engin

Afyon Kocatepe University, Türkiye

Investigation of The Integration of Segment Anything Model (Sam) in Determining The Blasted Fragment Size Distribution

D. Wang，S. Ding, H. Li, H. Liang, J. Zeng, M. Zhang

Anhui University of Science and Technology, Huainan ,China

Research on the Thermal Decomposition Characteristics of On-site Mixed Emulsion Explosives Containing Castor Oil

D. Fukuda, O. Tashiro, W. Ikawa, G. Min, Y. Takahashi, T. Saburi, S. Kubota

1. Hokkaido University, Sapporo, Japan
2. National Institute of Advanced Industrial Science and Technology(AIST), Tsukuba, Japan

Development of a Coupled Numerical Simulator Incorporating Key Processes in Rock Blasting with the Help of High-performance Computing

Y. Takahashi, M. Takeuchi, S. Kubota, T. Sasaoka, T. Saburi, A. Hamanaka, H. Shimada

1. National Institute of Advanced Industrial Science and Technology, Ibaraki, Japan
2. Kyushu University, Department of Earth Resource Engineering, Fukuoka, Japan

Study on the Influence of the Arrangement of Rebars in Concrete on Blasting Effectiveness by Indoor Blasting

P. Li, S. Xie, H. Xia, D. Wang, Z. Xu

1 Hongda Blasting Engineering Group Co.,Ltd., China
2 Anhui University of Science and Technology, China
3 Fujian Xinhuadu Engineering Co.,Ltd., China
4 University of Science and Technology Liaoning, China

Advanced Analysis of Blast Pile Fragmentation in Open-Pit Mining Utilizing 3D Point Cloud Technology

A. Díaz Berríos, N. Jamett, A. Berg, P. Arriagada

1. Orica Chile S.A, Santiago, Chile
2. Codelco DCHS, Calama, Chile

New Methodology for Excavation of High Drawbells With Preloading

A. Tosun

Dokuz Eylul University, Türkiye

The Effect of Specific Charge Factor On Energy Consumption Values of Primary, Secondary and Tertiary Crushers