Excavator Operator Certification Exam Prep · Question
What does a green colour marking typically indicate during a utility locate?
Green is the industry standard colour for marking sanitary sewer lines, storm sewer lines, and drain lines during utility locates.
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Question: What does a green colour marking typically indicate during a utility locate?
Answer options: ✅ Sewer lines.
- Potable water lines.
- Communication lines.
- Gas lines.
Correct answer: Sewer lines.
Explanation: Green is the industry standard colour for marking sanitary sewer lines, storm sewer lines, and drain lines 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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