Class 3 Commercial Driver Practice · Question
A square 'low clearance' sign showing 4.0 m means:
Low clearance signs specify the maximum vertical clearance for vehicles to safely pass under.
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Question: A square 'low clearance' sign showing 4.0 m means:
Answer options:
- Minimum clearance ✅ Maximum vertical clearance is 4.0 metres
- Width 4.0 m
- Length 4.0 m
Correct answer: Maximum vertical clearance is 4.0 metres
Explanation: Low clearance signs specify the maximum vertical clearance for vehicles to safely pass under.
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Question explanations
- When performing a pre-trip inspection, what is the minimum air pressure required in an air brake system before
- When driving a straight truck, how should you pass a pedestrian walking on the shoulder of the road without a
- Scenario 1: Tare weight refers to:
- Scenario 2: Gross combination weight (GCW) is:
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