Rock Blasting

Dr. P. Pal Roy is a Deputy Director and Scientist-in-Charge of the Blasting Department of the Central Mining Research Institute, Dhanbad, India. He is the inventor of CMRI Vibration Predictor Equation, Burden-Spacing Equations and Fragmentation Analyzing Scale besides establishing a number of CMRI standard and guidelines related to blasting methodology and applications. Recently, he has been associated with two S&T Projects funded by the Ministry of Coal and Mines and Defence Terrain Research laboratory, DRDO, Government of India.

• 1. Statistical Approaches and Useful Mathematical Formulae 2. Terms and Parameters Influencing Mine and Ground Excavations 3. Detonation Principle and Rock Breakage Mechanism 4. Strength of Explosives – Theoretical Derivation and Laboratory Determinations 5. Prediction, Control and Damage thresholds of Ground Vibration from Opencast Blasting 6. Structural Response and Damage Criteria for Safety of Surface Structures 7. Influence of Blasting on Surface Structures and Underground Workings 8. Blast Monitoring and Characterization 9. Ringhole Blasting in Coal in Blasting Gallery Panels 10. Rock Fragmentation and Assessment 11. Socio-Economic and Environmental Impacts of Blasting 12. Emerging Blasting Techniques 13. Rock Excavation by Non-Explosive Methods 14. Blasting in Surface and Subsurface Hard Rocks 15. Performance Evaluation of Explosives and Accessories