Excavator Operator Certification Exam Prep · Question
When operating an excavator for a lifting task on sloped ground, what is a primary concern regarding stability?
Operating on a slope significantly reduces the excavator's stability and derates its lifting capacity, greatly increasing the risk of tipping or rollover. Opera
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Question: When operating an excavator for a lifting task on sloped ground, what is a primary concern regarding stability?
Answer options:
- Reduced engine power output.
- Increased wear on track components. ✅ Diminished lifting capacity and increased rollover risk.
- Faster hydraulic response time.
Correct answer: Diminished lifting capacity and increased rollover risk.
Explanation: Operating on a slope significantly reduces the excavator's stability and derates its lifting capacity, greatly increasing the risk of tipping or rollover. Operators must compensate or relocate to level ground.
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Question explanations
- During a final inspection of an excavator, prior to beginning work, an operator notices significant play in th
- An excavator operator is preparing to dig a trench in cohesive soil. To achieve maximum breakout force, what a
- Which control typically governs the arm (or dipper arm) movement for an excavator?
- What condition might require sloping or shoring of a trench less than 1.2 meters (4 feet) deep?
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