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Traffic Safety Terms. Absolute Speed Limit The maximum or minimum posted speed which one may drive...
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Transcript of Traffic Safety Terms. Absolute Speed Limit The maximum or minimum posted speed which one may drive...
![Page 1: Traffic Safety Terms. Absolute Speed Limit The maximum or minimum posted speed which one may drive under normal conditions.](https://reader030.fdocuments.net/reader030/viewer/2022032611/56649e795503460f94b79588/html5/thumbnails/1.jpg)
Traffic Safety Terms
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Absolute Speed Limit
The maximum or minimum posted speed which one may drive under normal conditions.
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Actual Physical Control
A person can be charged with “DUI” of alcohol or other drugs if they have the ability to move their vehicle.
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Advisory Speed Limit
A speed limit that advises drivers that an adjusted speed is necessary for a short period of time.
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Antilock Brakes
ABS A braking system that
is designed to keep a car’s wheels from locking when a driver brakes abruptly.
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Basic Speed Law
A law that states that a driver must drive at a speed that is reasonable for existing conditions.
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Blind Spot
An area outside a vehicle that is not visible to the driver in the rear or side-view mirrors
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Blood-Alcohol Concentration
BAC The percent of
alcohol in a person’s blood.
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Carbon Monoxide
A highly poisonous gas that is given off by the burning of fossil fuel, it is odorless and colorless.
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Centrifugal Force
A natural law that tends to push a vehicle out of a curve and into a straight path.
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Contrast Sensitivity
The ability to see under difficult conditions such as glare from oncoming headlights, snow, rain, etc.
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Disc Brake system
A system where brake pads are pressed against a flat metal wheel.
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Driving Under the Influence (DUI)
Driving under the influence of any mind altering substance.
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Hand position
Refers to the hand placement on the steering wheel while driving. Hand over hand and push-pull-feed are two examples.
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Highway Hypnosis
A drowsy state that may occur during long hours of driving.
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Hydroplane
To skim on top of a film of water.
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Implied Consent Law
A driver gives their consent to be tested for alcohol. This consent is given in the state where you sign your license.
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Over-driving One’s Headlights
Driving so fast at night that the driver is unable to stop in the range of the headlights.
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Peer influence
Young adults are victims of the influence of bad habits rather than pressures from peers.
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Reversible Traffic Lane
A traffic lane where the flow of traffic may change during different times of the day.
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SIPDE A five step driving process that enables drivers
to process information in an organized way.
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SIPDE Search Identify Predict Decide Execute
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Smith System
A set of five principles that help drivers operate safely and smoothly.
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Space Margin
Keeping a safe distance around all sides of your vehicle.
2 seconds following a vehicle.
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Synergistic effects of combining 2 or more drugs. Combinations of 2 or
more different kinds of drugs can multiply the impairment of a person as much as 10 times.
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Threshold Braking
A braking technique in which the driver firmly presses the brake pedal to a point just before the wheels lock.
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Total Stopping Distance
The distance covered by a vehicle from the perception of conflict to the moment that the vehicle comes to a stop.
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Visual Acuity
A driver’s ability to see clearly under normal conditions. Examples of things that affect this are alcohol, drugs, fatigue, poor weather.
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Velocitizing
The sensation of moving more slowly than one actually is. It is a result of driving fast speeds for long period of time.