Excavator Operator Certification Exam Prep · Question
What does a horizontal orange marking with dashes typically represent during a utility locate?
While specific practices can vary, general industry standards (e.g., Common Ground Alliance) use orange dashes or lines to indicate proposed excavation boundari
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Question: What does a horizontal orange marking with dashes typically represent during a utility locate?
Answer options:
- Emergency shut-off valves. ✅ Proposed excavation limits or temporary survey markers.
- Buried telephone lines.
- Storm sewers.
Correct answer: Proposed excavation limits or temporary survey markers.
Explanation: While specific practices can vary, general industry standards (e.g., Common Ground Alliance) use orange dashes or lines to indicate proposed excavation boundaries or temporary survey markings, distinguishing them from actual buried utility lines.
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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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