Model Inventory of Roadway Elements – MIRE, Version 1.0

25. Surface Friction

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.

Priority: Critical

HPMS/Tool Requirements: None