K53 Learners Alcohol, Drugs and Fatigue 2

Question 1

What is the legal breath alcohol limit (in milligrams per 1 000 millilitres of breath) for an ordinary driver in South Africa?

Accepted Answer

0.24 mg per 1 000 ml

Answer

The legal breath alcohol limit for ordinary drivers is 0.24mg per 1 000ml of breath, equivalent to the 0.05g/100ml blood limit.

Question 2

If a traffic officer suspects you of drunk driving, which tests may legally be conducted?

Accepted Answer

A breath test, and if necessary a blood test

Answer

Under the National Road Traffic Act, an officer may conduct a breath test roadside and, if needed, require a blood test to confirm the result.

Question 3

Driving under the influence of alcohol in South Africa is classified as:

Accepted Answer

A criminal offence

Answer

Driving under the influence (DUI) is a criminal offence under the National Road Traffic Act and can result in criminal prosecution.

Question 4

Which time of day is driver fatigue considered most dangerous?

Accepted Answer

Early afternoon and late at night / early morning hours

Answer

Fatigue-related crashes peak in the early afternoon (post-lunch dip) and between midnight and 06:00, when the body's natural sleep pressure is highest.

Question 5

You consumed alcohol the night before. You wake up early the next morning. Can you assume it is safe to drive?

Accepted Answer

No, alcohol may still be in your system and you could still be over the legal limit

Answer

The body eliminates alcohol at roughly 0.015g/100ml per hour; depending on how much was consumed, significant alcohol can remain in your system the next morning.

K53 Learner's Licence Test

K53 Learner's Licence Test

K53 Learners Alcohol, Drugs and Fatigue 2