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24-MMP-A2 Underground Mining Methods and Design: December 2016

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

  1. Question 1 Backfill, Hoisting, Ventilation, Costs, Room-and-Pillar and VCR Mining
  2. Question 2 Mine Hoisting — Shaft Hoist Design
  3. Question 3 Mine Ventilation — Cooling/Dehumidification, Psychrometrics and a Cooling-Coil Process
  4. Question 4 Mine Cost Estimation — Camm (1989) Parametric Shaft and Block-Caving Models, Escalated to 2008
  5. Question 5 Cut & Fill and Longhole Mining Methods — Comparison
  6. Question 6 Shrinkage and Sub-Level Caving Mining Methods — Comparison

Start with Question 1 →

EGBC National Exam — Mining and Mineral Processing Engineering, 09-MMP-A2 Underground Mining Methods and Design, 2016-Dec. 3 hours duration, closed book; only a Casio or Sharp approved calculator permitted. Question 1 is compulsory (40 marks, all six parts 1.1–1.6); a candidate then selects TWO of Questions 2–4 (Section B) and ONE of Questions 5–6 (Section C), each worth 20 marks.

Reference texts: Hartman & Mutmansky (eds.), SME Mining Engineering Handbook, 3rd ed. (underground mining methods, backfill systems, mine hoisting design, mine ventilation, mine cost estimation — the primary reference throughout this paper); Hustrulid & Bullock, Underground Mining Methods: Engineering Fundamentals and International Case Studies (room-and-pillar, VCR, cut-and-fill, longhole, shrinkage and sub-level caving practice); ASHRAE, ASHRAE Handbook — Fundamentals (psychrometric relations, humidity ratio and enthalpy of moist air); BC Ministry of Energy, Mines and Low Carbon Innovation, Health, Safety and Reclamation Code for Mines in British Columbia (Canadian regulatory context for hoisting-rope safety factors); Camm, T.W. (1989), Simplified Cost Models for Prefeasibility Mineral Evaluations, U.S. Bureau of Mines IC 9298 (Question 4 parametric cost models); O'Hara, T.A. (1980), "Quick Guides to the Evaluation of Orebodies," CIM Bulletin, February 1980 (Question 1.4.3).