NivaarExam PrepOfficial exam papers ↗

18-Geol-A5 Rock Mechanics: December 2015

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

  1. Question 1 Rock mass classification systems
  2. Question 2 Pillar RMR, Hoek-Brown strength and factor of safety
  3. Question 3 Water/seismic effects on pit walls; ground support functions
  4. Question 4 Plane failure with a water-filled tension crack
  5. Question 5 RQD, RMR and stand-up time for a tunnel

Start with Question 1 →

National Exams, December 2015 — 04-Geol-A5, Rock Mechanics. Open-book, 3-hour exam; 5 questions of 20 marks each; candidates were instructed to answer only 4 of the 5 — all 5 are answered below as a complete study resource.

Reference texts for this subject: