Excavator Operator Certification Exam Prep · Question
Before commencing excavation, an excavator operator realizes the 'One Call' marks from the utility company are faded and unclear. What is the immediate and most appropriate action the operator should take?
Clear and accurate utility marking is crucial for safety. Operators must contact the utility and 'One Call' for remarking if lines are unclear, as per best prac
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Question: Before commencing excavation, an excavator operator realizes the 'One Call' marks from the utility company are faded and unclear. What is the immediate and most appropriate action the operator should take?
Answer options:
- Proceed with caution, using the faded marks as guidance. ✅ Contact the utility company and 'One Call' centre for remarking.
- Use a metal detector to estimate the utility's location.
- Dig shallow test pits by hand to confirm the utility's position.
Correct answer: Contact the utility company and 'One Call' centre for remarking.
Explanation: Clear and accurate utility marking is crucial for safety. Operators must contact the utility and 'One Call' for remarking if lines are unclear, as per best practices and regulatory requirements for safe excavation near utilities.
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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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