In work zones, barriers such as drums, panels and cones are used to:
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Distract drowsy drivers.
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Reduce the flow of traffic.
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Warn drivers of potentially dangerous conditions.
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Keep workers out of the work zone.
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Explanation
Barriers such as drums, vertical panels, cones and tubular markers warn drivers of unusual or potentially dangerous conditions in work areas, and are used to guide drivers safely through work zones.
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Other questions in the same category: Safe Driving Through Work Zones
When driving through a work zone:
This signal means:When driving near road work zones, you should:When driving in work zones, drivers should:When approaching a construction zone, drivers should:When driving in a construction zone you should:A major cause of rear-end crashes in work zones is:Vertical panels, barricades, drums and cones are the most commonly used devices to guide drivers safely through work zones.A practical way to avoid a work zone crash is to:What does an orange-colored sign indicate?
This signal means:When driving near road work zones, you should:When driving in work zones, drivers should:When approaching a construction zone, drivers should:When driving in a construction zone you should:A major cause of rear-end crashes in work zones is:Vertical panels, barricades, drums and cones are the most commonly used devices to guide drivers safely through work zones.A practical way to avoid a work zone crash is to:What does an orange-colored sign indicate?This question appears in the following DMV practice tests: