Excavator Operator Certification Exam Prep · Question
During a pre-shift inspection, an operator discovers a significant crack in a track frame weld. What is the correct protocol according to best practices and OHS regulations?
Serious structural defects like a cracked track frame weld can lead to catastrophic failure. The machine must be immediately removed from service, red-tagged, a
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Question: During a pre-shift inspection, an operator discovers a significant crack in a track frame weld. What is the correct protocol according to best practices and OHS regulations?
Answer options:
- Attempt to repair it with temporary welding if repair facilities are not immediately available.
- Tie a warning flag on it and continue operating, but with reduced load. ✅ Immediately red-tag (lock out/tag out) the machine, report the defect, and prevent further operation until repaired by a qualified person.
- Note it in the logbook and inform the next operator at shift change.
Correct answer: Immediately red-tag (lock out/tag out) the machine, report the defect, and prevent further operation until repaired by a qualified person.
Explanation: Serious structural defects like a cracked track frame weld can lead to catastrophic failure. The machine must be immediately removed from service, red-tagged, and reported for urgent repair by a qualified and certified individual, as per OHS regulations (e.g., WorkSafeBC OHS Reg Part 14, B.C. Reg 296/97).
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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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