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24-MMP-B2 Rock Fragmentation: December 2015

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Explosives Chemistry, Sensitivity, Timing and Blast Effects
  2. Question 2 Scaling a Blast Pattern to a Larger Hole Diameter
  3. Question 3 Underground Drift Cut Design
  4. Question 4 Open-Pit Blast – Delay Pattern and Loading Design
  5. Question 5 Damage Radius from a Charge Attenuation Relationship
  6. Question 6 Rotary Drilling – Air Requirements and Deviation
  7. Question 7 Blast Design for a Drop Raise

Start with Question 1 →

National Exams, 09-Mmp-B2 Rock Fragmentation, December 2015, 3 hours, closed book (one double-sided aid sheet permitted). Question 1 plus four (4) of Questions 2-7 constitute a complete exam paper; every question (1-7) is answered in full as a complete study resource.

Reference texts: Persson, Holmberg & Lee, Rock Blasting and Explosives Engineering; C.J. Konya & E.J. Walter, Rock Blasting and Overbreak Control (FHWA); ISEE, Blasters' Handbook, 18th ed.; W. Hustrulid, Blasting Principles for Open Pit Mining; SME Mining Engineering Handbook, 3rd ed., Ch. Drilling and Blasting.