DI-9 Manual PDF - Utah Department of Public Safety

26. Light ConditionDefinition: The type/level of light that existed at the time of the motor vehicle crash.Enter the appropriate two-digit code for the light condition at the time of the crash in Box 26:01 Daylight02 Dark – Lighted03 Dark - Not Lighted04 Dark - Unknown Lighting05 Dawn06 Dusk99 UnknownRationale: This element is Important for management/administration and evaluation and is criticalfor prevention programs and engineering evaluations.27. Roadway Surface ConditionDefinition: The roadway surface condition at the time and place of a crash.Enter the appropriate two-digit code for the roadway surface condition at the time of the crash inBox 27:01 Dry02 Wet03 Snow04 Slush05 Ice06 Water (standing, moving)07 Mud08 Sand, Dirt, Gravel09 Oil97 Other*99 UnknownRationale: It is important to identify and correct high wet-surface crash locations and provideinformation for setting coefficient of pavement friction standards. This critical information is usedfor prevention programs and engineering evaluations.28. Roadway/Junction FeatureDefinition: An intersection consists of two or more roadways that intersect at the same level.73