Utah Crash Summary, 1997

NHTSA · 1997 · ROSA P / Utah. Dept. of Public Safety

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Summary

The *Utah Crash Summary, 1997* analyzes traffic safety trends, crash characteristics, and injury outcomes in Utah to inform public health interventions and safety programs. The report utilizes data collected by law enforcement and compiled by the Utah Department of Transportation into the Crash Analysis Reporting System (CARS) and the Fatality Analysis Reporting System (FARS). A significant methodological change in 1997 was the exclusion of crashes on private property, which accounts for an 11% decrease in reported crashes compared to the previous year. The study defines specific metrics for crash severity, contributing factors such as speeding and impairment, and demographic variables including age and location. In 1997, Utah recorded 54,952 motor vehicle crashes, resulting in 31,237 injuries and 366 fatalities. While the overall crash rate per 100 million vehicle miles traveled decreased by 15% from 1996, the number of fatal crashes increased by 6%. Long-term data from 1967 to 1997 shows a steady decline in both injury and fatal crash rates, attributed to seatbelt laws, speed limit reductions, and DUI enforcement. However, fatalities remained a critical issue, with one death occurring daily. Speeding was identified as the leading factor associated with crash fatalities, involved in 8,059 crashes and 120 deaths. Alcohol and drug involvement contributed to 1,862 crashes and 88 fatalities, representing nearly 25% of all crash deaths. The report highlights distinct vulnerabilities among specific populations. Young drivers (ages 16–17) experienced higher crash rates than other groups, with over half receiving citations for violations such as failure to yield or following too closely; speeding was the primary contributing factor in their fatal crashes. Unbelted occupants were ten times more likely to sustain fatal injuries than belted occupants, yet only 40% of fatalities were reported wearing seatbelts, compared to 87% of all crash participants. Pedestrians and bicyclists faced high injury risks, with over 90% of those involved in crashes sustaining injuries or death. Motorcyclists were also highly vulnerable, with 85% of motorcycle crashes resulting in injury or death, and only 22% of motorcyclists wearing helmets. The findings emphasize that while overall crash rates have improved, speeding, impaired driving, and lack of restraint use remain critical safety challenges. The data indicates that fatal crashes are more prevalent in rural areas, potentially due to higher speeds and longer emergency response times. The report concludes that targeted interventions are necessary for young drivers, pedestrians, motorcyclists, and unbelted occupants to further reduce the toll of motor vehicle crashes in Utah.

Key finding

Unbelted occupants were 10 times more likely to sustain a fatal injury than belted occupants, and speeding was the leading factor associated with crash fatalities.

Methodology

dataset

Sample size: 54952

Provenance

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Topics

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• incidence prevalence
• demographic disparities
• fatality injury trends
• comparative international
• vru crash typology
• sex gender

Information type

What kind of knowledge this paper contributes, grouped by family — independent of topic (what it is about) and method (how it was studied).

• Empirical Findings: crash risk outcomes, observational prevalence