Heavy Equipment Operator Certification Exam Prep · Question
Before excavating on a new construction site in Toronto, what is the primary initial step an operator should take to identify underground utilities, in accordance with best practices and legal requirements?
Contacting 'Ontario One Call' (or the relevant provincial 'Call Before You Dig' service) is the mandatory first step to request utility locates before any excav
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Question: Before excavating on a new construction site in Toronto, what is the primary initial step an operator should take to identify underground utilities, in accordance with best practices and legal requirements?
Answer options:
- Visually inspect the ground for utility markers. ✅ Contact 'Ontario One Call' (or equivalent provincial service).
- Use a hand-held ground-penetrating radar (GPR) device.
- Begin shallow excavation with caution to locate lines.
Correct answer: Contact 'Ontario One Call' (or equivalent provincial service).
Explanation: Contacting 'Ontario One Call' (or the relevant provincial 'Call Before You Dig' service) is the mandatory first step to request utility locates before any excavation, ensuring compliance with provincial regulations and minimizing strike risks.
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