Which is the most common type of accident outside of densely built-up areas?

The most common type of accident outside of densely built-up areas is single-car accidents.

Even though there are usually few people involved in a single-car accident, it is this type of accident that causes the most deaths. About 30% of all fatal accidents are single-car accidents.

The three most common causes (often in combination with each other) for single-car accidents are:

• Alcohol or drugs
• Fatigue
• Excessive speed