Single-Trip Oversize Permits in Oregon

When Is a Single-Trip Permit Required? - OREGON TRUCKING ONLINE

You must obtain a single-trip oversize permit if your vehicle or load exceeds Oregon’s legal limits:

Width: Over 8 feet 6 inches

Height: Over 14 feet

Length:
Single vehicle over 40 feet
Combination vehicle over 65 feet

Weight: Over 80,000 pounds gross vehicle weight

Even slightly exceeding these limits requires a permit.  

What Does the Permit Cover?

A single-trip oversize permit specifies:
 
Approved travel route

Travel dates and times

Vehicle and load dimensions

Escort (pilot car) requirements, if applicable Special conditions (bridges, curfews, lighting, weather limits)
 
Deviating from the approved route or conditions can result in fines or permit cancellation.  

Validity Period

Typically valid for up to 10 consecutive days

Valid only for the specific route listed

One-way travel only (return trip requires a new permit)  

Escort (Pilot Car) Requirements Escort vehicles may be required depending on load size:

Width over 12 feet Length over 85 feet Height over 14 feet 6 inches (route-dependent)

Escort requirements vary by roadway type (two-lane vs interstate).  

Travel Time Restrictions

Single-trip oversize loads in Oregon are subject to:

Daylight travel only (most cases)

No travel on major holidays

Restricted travel during rush hours

Weather restrictions (fog, ice, snow, high winds)  

Required Information to Apply To apply for a single-trip oversize permit, you’ll need:

Vehicle and trailer details Axle configuration and weights

Exact load dimensions

Origin and destination

Requested travel dates

Carrier USDOT number  

Permit Cost Fees vary depending on:

Load size and weight

Distance traveled
Route complexity
Overweight permits may include additional fees per mile or axle  
Who Can Apply?
Oregon-based carriers
Out-of-state carriers
Owner-operators
Specialized transport companies
Out-of-state carriers must still follow Oregon ODOT rules.  
Penalties for Non-Compliance
Operating without a valid single-trip permit may result in: Fines Vehicle out-of-service orders
Delays or forced offloading
Additional enforcement scrutiny  
When a Single-Trip Permit Is the Best Choice
A single-trip oversize permit is ideal when:
Transporting non-repetitive or one-time loads
Hauling construction equipment
Moving manufactured housing
Handling special or emergency shipments

Oregon GOV