|Database variable name||track_depth|
|Expiration date||Still active|
Unevenness of the road surface crossways of the roadway [mm].
Whole number between 0-200 [mm].
Track depth describes the depth of tracks or unevenness in the road created by e.g. heavy traffic or vehicles with studded winter tires. The track depth is measured at the reference point in millimeters, [mm].