The inclination of the roadway, expressed in the rate of rise or fall in feet per 100 feet of horizontal distance.
Source: Obtained by linking Crash Location (C5) to the Roadway Inventory data. See Roadway Alignment and Grade (V16).
Subfield 1 - Direction of Slope:
Up (+) or Down (-)
Subfield 2 - Percent of Slope:
Nearest Percent of Slope
Used to identify possible causes and countermeasures for a high crash site.