Why is it critical to check for signs of impairment in crash-involved drivers?

Checking for signs of impairment in crash-involved drivers is crucial because impairment significantly impacts a driver's ability to operate a vehicle safely. When a driver is impaired—whether due to alcohol, drugs, or other intoxicants—their cognitive functions, motor skills, and decision-making abilities can be severely compromised. This can lead to a higher likelihood of accidents, unsafe driving behaviors, and an increased risk of injury to themselves and others on the road.

Being aware of impairment allows law enforcement to accurately assess the situation at the crash scene and take appropriate actions, such as conducting sobriety tests or pursuing further investigation. Establishing whether a driver was impaired at the time of the crash is essential for public safety and can greatly influence the outcomes of investigations and the legal process surrounding traffic incidents.