OAR 734-017-0015: Use of Chains or Traction Tires

A Department of Transportation District Manager or persons authorized by a District Manager shall authorize the posting of appropriate signs and determine when weather conditions require the following: (1) Chains or traction tires must be carried but are not required to be used; (2) Chains to be used on vehicles with a rated gross vehicle weight (GVW) of 10,000 pounds or less that are towing and single drive axle vehicles with a rated gross vehicle (GVW) over 10,000 pounds. (3) Chains must be used on vehicles towing or with a rated gross vehicle weight (GVW) over 10,000 pounds; (4) Chains or traction tires must be used on all vehicles except those vehicles exempt in ORS 815.145 and division 17 rules.