Oregon

Oregon interstate GVW limit: 80,000 lbs. State highways allow up to 105,500 lbs with proper axle configuration. Per-axle limits: Single axle 20,000 lbs, Tandem axle 34,000 lbs, Tridem axle 42,000 lbs. Federal bridge formula on interstates; Oregon allows higher GVW on state highways with weight-mile tax and extra axles. Enforcement tolerance: No general tolerance on interstates.

Height: 14 ft. Width: 8 ft 6 in. Trailer length: 53 ft (semitrailer). Overall combination length: 105 ft combination (on designated routes for LCVs).

Oversize/overweight permits through ODOT Motor Carrier online system Fees: Single-trip: $30; Annual: $100+. Virginia oversize permits are not directly honored in Oregon. You will need to obtain a Oregon-specific permit for oversize/overweight loads. Apply online: https://www.oregon.gov/odot/MCT/Pages/Permits.aspx Enforcement: OSP and ODOT enforcement; Green Light weigh-in-motion system for pre-cleared trucks; weight-mile tax audits.

Agricultural: Agricultural vehicles exempt on state highways during harvest season. Timber/Forestry: Timber trucks allowed up to 105,500 lbs on designated state routes; Oregon weight-mile tax applies.

Spring thaw restrictions on mountain and rural routes; reduced weights during breakup. Check with the state DOT for current postings and dates before planning your route.

For the most current weight and size regulations, permit applications, and seasonal restriction updates, visit the official Oregon DOT page at https://www.oregon.gov/odot/MCT/Pages/index.aspx. Contact the Oregon Department of Transportation for specific routing questions.