Excavator Operator Certification Exam Prep · Question
An excavation is planned in an urban area where there are many unmarked underground services. Before any excavation begins, which of the following is the most critical step to prevent striking a utility?
Notifying the 'One Call' system (e.g., Ontario One Call, BC One Call, Alberta OneCall) is the legal requirement and most critical initial step to have utilities
Start free practice for Excavator Operator Certification Exam Prep
263 questions · no signup required · 40 free questions per day
Question: An excavation is planned in an urban area where there are many unmarked underground services. Before any excavation begins, which of the following is the most critical step to prevent striking a utility?
Answer options:
- Reviewing old site plans and drawings.
- Using a ground penetrating radar (GPR) system. ✅ Notifying the 'One Call' system and waiting for marks.
- Estimating utility locations based on visible surface features.
Correct answer: Notifying the 'One Call' system and waiting for marks.
Explanation: Notifying the 'One Call' system (e.g., Ontario One Call, BC One Call, Alberta OneCall) is the legal requirement and most critical initial step to have utilities located and marked, significantly reducing the risk of strikes.
Start free practice for Excavator Operator Certification Exam Prep
263 questions · no signup required · 40 free questions per day
More about Excavator Operator Certification Exam Prep
Related Questions
- 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?
- According to IUOE best practices, what is the LAST thing an operator should do before leaving the excavator's
- Travel on slope — bucket should be:
More for Excavator Operator Certification Exam Prep candidates
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?
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free Excavator Operator Certification Exam Prep Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.