Class 1 Commercial Driver Practice · Question
You encounter a regulatory sign with a red circle and a diagonal slash over a truck symbol. What does this indicate?
A regulatory sign with a red circle and a diagonal slash generally indicates a prohibition. When this is placed over a truck symbol, it means trucks are not per
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Question: You encounter a regulatory sign with a red circle and a diagonal slash over a truck symbol. What does this indicate?
Answer options:
- Trucks must proceed with caution due to rough road. ✅ Trucks are prohibited from entering the area ahead.
- This is an advisory sign for potential truck hazards.
- Trucks must stop for inspection at the next facility.
Correct answer: Trucks are prohibited from entering the area ahead.
Explanation: A regulatory sign with a red circle and a diagonal slash generally indicates a prohibition. When this is placed over a truck symbol, it means trucks are not permitted on that roadway or in that area.
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Question explanations
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- A rectangular sign with a truck symbol and an upward-pointing arrow, followed by 'Steep Grade', combined with
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