Defensive driving techniques and accident prevention strategies for commercial drivers.
29 cards · basic cards · AI-written, checked twice. Edit anything.
- What is the three-second rule for following distance?
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Maintain at least three seconds of following distance between your vehicle and the one ahead under normal conditions.- How far do air brakes take to stop from 55 mph on dry pavement?
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Approximately 190 feet for a fully loaded tractor-trailer.- What causes brake fade?
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Excessive heat buildup in the brakes from repeated hard braking or riding the brakes downhill.- How should you descend a long downhill grade safely?
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Use low gear, engine braking, and light steady brake pressure to keep speed down. Avoid heavy continuous braking.- What is hydroplaning?
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A condition where tires lose contact with the road due to water buildup, causing loss of traction.- How often should you check your mirrors while driving?
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Constantly, every 5 to 8 seconds, to monitor traffic around your vehicle.- What is the safest procedure when backing a large vehicle?
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Slow down, use a spotter if possible, check all mirrors frequently, and back in a straight line when you can.- What is black ice and when is it most common?
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A thin, invisible coating of ice on the road surface, most common on bridges and in shaded areas during cold mornings.- How does the weight of a loaded tractor-trailer affect stopping ability?
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It increases stopping distance significantly, requiring longer distances to stop at the same speed as an empty or light vehicle.- What should you do if a tire blows out while driving?
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Hold the steering wheel firmly, avoid using brakes initially, ease off the accelerator, and gradually brake once the vehicle is under control.- How does wind affect a large vehicle?
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Strong crosswinds can push a tall, lightweight vehicle, especially when passing or being passed by other large vehicles.- What is the proper procedure at a railroad crossing?
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Stop 15 feet from the nearest rail, look both ways, listen for trains, and only cross when lights stop flashing and gates are up.- What are signs of driver fatigue?
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Yawning, heavy eyelids, drifting between lanes, missing exits, and feeling irritable.- How should you handle a vehicle skid or jackknife?
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Stay calm, ease off the accelerator, steer in the direction you want the front wheels to go, and avoid heavy braking.- What is engine braking?
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Using the engine and transmission to slow the vehicle instead of relying on the service brakes.
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