Excavator Operator Certification Exam Prep · Question
Which of the following is crucial to perform before beginning any trenching operation, particularly in urban areas?
Before any excavation, contacting 'One Call' or equivalent utility locate services is legally mandated and critical to identify and mark all underground utiliti
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Question: Which of the following is crucial to perform before beginning any trenching operation, particularly in urban areas?
Answer options:
- Testing the excavator's travel speed
- Verifying the current wind speed with an anemometer ✅ Obtaining 'locates' for all buried utilities (e.g., Calling One Call centres)
- Adjusting the seat position to maximum height
Correct answer: Obtaining 'locates' for all buried utilities (e.g., Calling One Call centres)
Explanation: Before any excavation, contacting 'One Call' or equivalent utility locate services is legally mandated and critical to identify and mark all underground utilities. Failure to do so can result in serious injury, fatalities, service disruptions, and costly damages, as per provincial OHS regulations.
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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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