4th Edition Modified Elements
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C13. Roadway Surface Condition


Definition:

The roadway surface condition at the time and place of a crash.
Element Attributes:

Dry
Wet
Snow
Slush
Ice/Frost
Water (standing, moving)
Sand
Mud, Dirt, Gravel
Oil
Other
Unknown


Rationale:

Important to identify and correct high wet-surface crash locations and provide information for setting coefficient of pavement friction standards. Critical for prevention programs and engineering evaluations.