Practical Drill and Blast Training.

If interested in site-specific training for your team, please contact us at nathan@thoroughbreddrillandblast.com for a personalized training proposal.

Two-Day Surface and Two-Day Underground Courses Planned for Spring 2024 - Dates TBD

Example Agenda for Surface

Foundation Topics

• Surface explosives safety

• Surface explosives products and performance characteristics

• Basic surface blast design calculations and terminology

Advanced Surface Drilling and Blasting

• Designing surface blasts with modern day explosives

• Surface blast design for:

  1. Bench blasts, production mass blasts, and trim blasts

  2. Sinking cuts and trench blasts

  3. Controlled blasting

  4. Perimeter control blasting (presplitting or preshear)

• Surface blast delay and sequencing design

• Fragmentation

• Geologic Considerations

• Grade control (blast movement)

• Troubleshooting and continuous improvement

• Blast vibration and flyrock control

• Surface cost analysis (drill to mill)

Example Agenda for Underground

Foundation Topics

• Underground explosives safety

• Underground explosives products and performance characteristics

• Basic underground blast design calculations and terminology

Advanced Underground Drilling and Blasting

• Designing underground blasts with modern day explosives

• Underground blast design for:

  1. Burn cuts, development rounds, and vee cuts

  2. Slots, raises, ore passes, and ventilation shafts

  3. Production stopes and longhole blasting

  4. Perimeter control blasting

• Underground blast delay and sequencing design

• Fragmentation

• Geologic Considerations

• Overbreak and dilution control

• Troubleshooting and continuous improvement

• Blast vibration control

• Underground cost analysis (drill to mill)

Early Bird 10% Discount Valid Until June 15, 2024.

General Information

• July 15-18, 2024

• Missouri S&T Experimental Mine and Mine Building, 12350 Spencer Rd, Rolla, MO 65401

• Hotel room block to be determined

• 4-day course with 4 hours classroom and 4 hours underground hands-on activities each day

Hands-On Activities

• Sympathetic detonation and deadpressing

• Detonator accuracy and spray pattern

• Impact of stemming on face movement and optimum timing

• Full development round design, instrumentation, and data analysis

Classroom Topics

• Underground explosives and performance characteristics

• Foundational underground blasting concepts

• Underground blast design calculations

• Development blasting overview and design methodologies

• Longhole blasting overview and design methodologies

• Raise, slot, and ore pass design

• Underground delay timing and sequencing

• Geologic considerations

• Perimeter control

• Overbreak, underbreak, dilution, and recovery

• Troubleshooting and continuous improvement