U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
Definition: The surface friction indicator for the segment.
Attributes: Measured skid number on the segment or general indication of wet-surface friction (e.g., high, medium, low).
Note: Agencies will decide how to code segments with no measured number or multiple skid numbers and whether one number is indicative of friction on entire segment.
HPMS/Tool Requirements: None