11.1 Official 2025 TOS, Three-Paper Structure & Exam Strategy
Key Takeaways
- PRC Board of Mining Engineering Resolution No. 02 (s. 2025) adopted the enhanced Tables of Specifications for the October 2025 examination and later schedules.
- The examination has three 100-item subject papers weighted 35%, 35%, and 30%, for 300 scored items across three examination days.
- Each subject paper is scheduled from 8:00 a.m. to 4:00 p.m. in the official October 2025 program, so pacing, food, hydration, and calculator discipline matter.
- The TOS emphasizes application and analysis: 69% of Mining Engineering I items, 67% of Mining Engineering II items, and 70% of Mining Engineering III items are Apply-or-higher.
- A study plan should allocate time by official paper weight while rotating calculations, interpretation, and professional judgment rather than relying on recall alone.
The controlling blueprint for current candidates is Professional Regulatory Board of Mining Engineering Resolution No. 02, series of 2025, together with its Annex A enhanced Tables of Specifications (TOS). The resolution states that the enhanced TOS applies beginning with the October 2025 Mining Engineers Licensure Examination and subsequent schedules. That effective-date rule matters: an older syllabus remains useful for background, but it cannot override the newer competency and item allocations.
Official Examination Architecture
The official October 2025 PRC examination program schedules one paper per day:
| Paper | Official weight | Items in 2025 TOS | Scheduled session | Principal areas |
|---|---|---|---|---|
| Mining Engineering I | 35% | 100 | 8:00 a.m.–4:00 p.m. | Prospecting and evaluation; planning, design and development; mining methods; safety, health and ventilation; rock mechanics; environmental protection |
| Mining Engineering II | 35% | 100 | 8:00 a.m.–4:00 p.m. | Valuation; management; ethics and mining laws; mathematics and surveying; feasibility studies; computer applications; general information |
| Mining Engineering III | 30% | 100 | 8:00 a.m.–4:00 p.m. | General geology; mineralogy and petrology; economic and structural geology; metallurgy; mineral processing; assaying; ecology |
PRC's published 2026 schedule lists the Mining Engineers computer-based licensure examination for October 20–22, 2026. Candidates must still check the final examination program and their Notice of Admission for venue, call time, permitted items, and any later change.
The complete examination therefore contains 300 items, not 100. The 35/35/30 figures are weights of the three papers in the overall result. They are not weights for the three broad categories previously used in local practice metadata. Always distinguish the official examination item count from the number of practice questions available on this website.
What the Cognitive Distribution Means
Annex A allocates items across Bloom's taxonomy. Mining Engineering I has 31 Understanding, 51 Applying, 13 Analyzing, and 5 Evaluating items. Mining Engineering II has 1 Remembering, 29 Understanding, 52 Applying, 15 Analyzing, and 3 Evaluating items. Mining Engineering III has 6 Remembering, 24 Understanding, 50 Applying, 15 Analyzing, and 5 Evaluating items.
That pattern changes how candidates should review. Memorizing a definition of net present value is insufficient; a candidate must build and interpret a discounted cash-flow line. Knowing that a total station measures angles and distance is insufficient; a candidate must select control, reduce observations, identify closure error, and judge whether the survey is adequate. Knowing the name of a tailings hazard is insufficient; a candidate must connect pore pressure, drainage, failure mode, consequence, and monitoring response.
Weight-Based Study Allocation
A 300-hour program illustrates proportional allocation:
- Mining Engineering I: $300 \times 0.35 = 105$ hours.
- Mining Engineering II: $300 \times 0.35 = 105$ hours.
- Mining Engineering III: $300 \times 0.30 = 90$ hours.
Within a paper, use the TOS topic percentages. For example, Mine Safety, Health and Ventilation is 23% of Mining Engineering I, so a 105-hour Paper I plan assigns about $105 \times 0.23 = 24.15$ hours before diagnostic adjustments. The weights are a baseline, not a ban on remediation: if a timed diagnostic exposes weak surveying, add targeted hours while retaining recurring review of high-weight topics.
Eight-Hour Paper Strategy
An eight-hour scheduled session does not mean every minute is available for solving. Instructions, checking, and permitted breaks consume time. Use controlled passes:
- First pass: answer direct and familiar items; mark calculations that need a full setup.
- Second pass: solve multi-step quantitative and interpretation items with units written beside each value.
- Third pass: examine flagged assumptions, signs, dimensions, and selected responses.
- Final audit: ensure every item has a response and the answer sheet matches the question number.
At an even pace, 100 items over eight hours is 4.8 scheduled minutes per item, but actual working time will be lower. Practice long mixed sets with one permitted non-programmable calculator. The October 2025 PRC program specifically allows only one calculator inside the examination room and directs candidates to the current PRC list of permitted non-programmable models. Verify the program for the candidate's own administration because venues and instructions can change.
Source Discipline
Use the PRC resolution and Annex A for competency coverage, the current PRC examination program for dates and room-day instructions, and the PRC application portal or profession-specific requirements page for filing requirements. Do not infer a passing score, fee, retake rule, or application document from another engineering board. If PRC has not published a value for this examination, describe it as unpublished rather than substituting a common professional-exam rule.
Use the TOS as a Control Document
Mark every competency against a section, worked problem, and review date. The weight predicts item allocation, while the Bloom columns predict the action expected: explain, calculate, select, diagnose, or evaluate. Recheck the PRC resolution and current examination program before a later sitting because dates, venues, allowed materials, and administrative instructions can change even when the technical TOS remains effective.
Under the enhanced PRC Tables of Specifications effective beginning with the October 2025 Mining Engineers Licensure Examination, how many scored items are distributed across the three subject papers?