For Oregon Oversize Permits visit - https://www.oregontruckingonline.org/ and select the Oversizr box at the bottom while filling out Truck and Route information.
When Is a Single-Trip Permit Required?
You must obtain a single-trip oversize permit if your vehicle or load exceeds Oregon’s legal limits:
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Width: Over 8 feet 6 inches
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Height: Over 14 feet
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Length:
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Single vehicle over 40 feet
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Combination vehicle over 65 feet
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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:
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Approved travel route
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Travel dates and times
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Vehicle and load dimensions
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Escort (pilot car) requirements, if applicable
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Special conditions (bridges, curfews, lighting, weather limits)
Deviating from the approved route or conditions can result in fines or permit cancellation.
Validity Period
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Typically valid for up to 10 consecutive days
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Valid only for the specific route listed
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One-way travel only (return trip requires a new permit)
Escort (Pilot Car) Requirements
Escort vehicles may be required depending on load size:
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Width over 12 feet
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Length over 85 feet
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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:
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Daylight travel only (most cases)
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No travel on major holidays
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Restricted travel during rush hours
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Weather restrictions (fog, ice, snow, high winds)
Required Information to Apply
To apply for a single-trip oversize permit, you’ll need:
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Vehicle and trailer details
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Axle configuration and weights
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Exact load dimensions
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Origin and destination
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Requested travel dates
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Carrier USDOT number
Permit Cost
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Fees vary depending on:
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Load size and weight
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Distance traveled
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Route complexity
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Overweight permits may include additional fees per mile or axle
Who Can Apply?
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Oregon-based carriers
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Out-of-state carriers
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Owner-operators
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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:
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Fines
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Vehicle out-of-service orders
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Delays or forced offloading
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Additional enforcement scrutiny
When a Single-Trip Permit Is the Best Choice
A single-trip oversize permit is ideal when:
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Transporting non-repetitive or one-time loads
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Hauling construction equipment
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Moving manufactured housing
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Handling special or emergency shipments