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POL Government Elected Officials Auditor Griffin-Valade Charter, Code & Policies City Code & Charter Online Code & Charter Title 16 Vehicles and Tra Chapter 16.90 Definitions
16.90.360 Tire.

The band of material used on the circumference of a wheel, on the outer face of a track or on a runner of a sled, which forms the tread that comes in contact with the surface of the road, or, if no band is used, then it means the tread or runner of a sled.