Blasting Techniques Course
This course equips participants with essential skills for safe and efficient bench blasting in quarries using bulk ANFO explosives. Key topics include explosive properties, blast design principles like burden, spacing, and charge factors, rock mass evaluation, control of vibration, airblast, and flyrock, plus procedures for planning, communication, emergency response, and regulatory adherence to ensure optimal fragmentation and safety in real-world operations.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain hands-on expertise in designing and carrying out safe, effective bench blasts with bulk ANFO. Cover explosive characteristics, charge calculations, burden and spacing, hole sizing and depth, non-electric timing sequences. Control vibration, airblast, flyrock; use rock data for better fragmentation; adhere to planning, communication, emergency, and compliance protocols.
Elevify advantages
Develop skills
- Design blast patterns using burden, spacing, and powder factor on site.
- Optimize ANFO charges, VOD, and stemming for safe and effective blasts.
- Assess rock masses with RQD, GSI, and joints to enhance blast results.
- Predict and control vibration, airblast, and flyrock to safeguard nearby areas.
- Plan, execute, and record non-electric bench blasts in full compliance.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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