Heavy Equipment Operator Certification Exam Prep · Question
A loader bucket has a rated capacity of 3.0 m³. When loading dry, granular material, the operator typically achieves a 1.25 heap factor. What is the approximate volume of material in a single pass?
The actual volume of material (heaped capacity) is calculated by multiplying the rated (struck) capacity by the heap factor. So, 3.0 m³ × 1.25 = 3.75 m³. This r
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Question: A loader bucket has a rated capacity of 3.0 m³. When loading dry, granular material, the operator typically achieves a 1.25 heap factor. What is the approximate volume of material in a single pass?
Answer options:
- 2.4 m³
- 3.0 m³ ✅ 3.75 m³
- 4.2 m³
Correct answer: 3.75 m³
Explanation: The actual volume of material (heaped capacity) is calculated by multiplying the rated (struck) capacity by the heap factor. So, 3.0 m³ × 1.25 = 3.75 m³. This reflects the practical amount of material moved with a good heap.
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