Impaired Driving and Traffic Safety

What is impaired driving?

It is always illegal to drive faster than the speed limit.

What is the seat belt requirement for passengers under age 16?

Check mirrors every __ seconds.

What is the order of precedence for controls?

What is the minimum following distance under ideal driving conditions?

Which of the following can cause impairment? (Select all that apply)

What percentage of drivers involved in crashes used drugs?

How long can marijuana stay in a person's system?

Combining drugs and alcohol has a synergistic effect.

What is the most common illicit drug?

What is the effect of amphetamine in terms of driving risk?

Driving impaired, no matter what type of drug is used, may lead to legal consequences.

What type of drug is alcohol classified as?

What is the BAC threshold for DWI in Maryland?

At what BAC can a person be considered impaired?

What are the effects at a BAC of 0.02?

What are the effects at a BAC of 0.05?

What are the effects at a BAC of 0.08?

What factors can affect BAC?

What percentage of all fatal crashes involve drivers with a DUI?

What should you plan if you drink at all?

Impaired Driving

Impaired driving involves decreased judgment and physical ability while operating a vehicle.
Causes of impairment include drugs, alcohol, fatigue, emotions, and distractions.

Speed Limits

It is always illegal to exceed speed limits, although driving slower can sometimes be safer.

Seat Belts and Safety

All drivers and passengers must wear seat belts; children under 16 must be secured in seat belts or child safety seats.
Children under age 8 are required to be in appropriate child safety seats.

Mirrors and Visibility

Drivers should check their mirrors every 5 to 8 seconds for safe driving.

Traffic Control Hierarchy

The order of precedence for traffic controls is: police officer, lighted signals, and lastly, signs.

Following Distance

A minimum following distance of 3 to 4 seconds is recommended under ideal driving conditions.

Drug and Alcohol Impairment

Between 10% to 22% of drivers involved in crashes have used drugs, often in combination with alcohol.
Marijuana is the most common illicit drug found in impaired driving cases.

Effects of Alcohol and Drugs

Alcohol acts as a depressant and impairs judgment at any Blood Alcohol Content (BAC) level, particularly at 0.2%.
At BAC levels of 0.05%, individuals experience lowered alertness and exaggerated behavior.
At BAC levels of 0.08%, there is significant impairment in muscle control, concentration, and coordination.
Combining drugs with alcohol results in a synergistic effect, worsening impairment.

DWI/DUI Definitions in Maryland

DWI involves a BAC of 0.07 to 0.08 g/dL.
DUI is defined as having a BAC of 0.08 g/dL or higher.
Individuals can experience impairment at any BAC level.

Factors Influencing BAC

Factors affecting BAC include rate of consumption, gender, body size, food intake, age, drug use, and genetic history.
Energy drinks can exacerbate the effects of alcohol.

DUI Statistics

Alcohol is involved in 25% of fatal crashes and 8.5% of all total crashes, emphasizing the importance of not driving after drinking.

This quiz covers essential topics related to impaired driving, speed limits, seat belt regulations, and overall traffic safety. Learn about the importance of proper vehicle operation and safety measures to ensure a secure driving environment. Test your knowledge on how various factors influence driving abilities and the laws in place to protect all road users.