Winter tire, showing tread pattern designed to compact snow in the gaps.
Illustration of dowel bar retrofitting used for pavement preservation
Snow tire with metal studs, which improve traction on icy surfaces.
Slots for the dowel bar retrofit are milled into existing concrete with the modified roto mill head
Tire showing the ASTM 3PMSF (Three-Peak Mountain Snow Flake) symbol, denoting a qualifying snow tire, and a separate snow flake symbol, that recommends tire replacement with 4 mm of tread remaining
Typical marks of the completed dowel bar retrofit
A Czech road sign Winter equipment, which mandates the use of snow tires
Russian studded tires warning sticker.
Vehicle in cold, dry, powder snow, which offers comparatively better traction than moist snow.
Vehicles in warm, moist, granular snow encounter decreased roadway traction.
Compaction of snow under an advancing snow tire, causing rolling resistance while passing through about {{convert|10|cm|in|sigfig=1}} of snow.
Compaction in about {{convert|5|cm|in|sigfig=1}} of snow left behind a snow tire, showing tread-snow interaction.

Snow tires, also known as winter tires, are tires designed for use on snow and ice.

- Snow tire

The backfilled slots may sometime give an impression that the highway pavements have been milled into grooves especially after the wear of patching material caused by studded tires.

- Dowel bar retrofit
Winter tire, showing tread pattern designed to compact snow in the gaps.

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