Excavator Operator Certification Exam Prep · Question
What colour marking typically indicates a buried electrical line during a utility locate?
In North America, red is the universal colour code for electrical power lines, cables, conduits, and lighting cables during utility locates.
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Question: What colour marking typically indicates a buried electrical line during a utility locate?
Answer options: ✅ Red
- Blue
- Green
- Yellow
Correct answer: Red
Explanation: In North America, red is the universal colour code for electrical power lines, cables, conduits, and lighting cables during utility locates.
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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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