Oklahoma Oversize Load Permit Requirements
Legal truck dimensions, oversize load travel hours, pilot car and escort requirements, and how to order an oversize/overweight permit from Oklahoma DOT (ODOT) Size and Weight Permits (OkiePROS).
OK, reviewed October 2026
Check your load for Oklahoma
Oversize permit required in Oklahoma
- Width 10 ft 0 in exceeds the 8 ft 6 in legal limit.
No width-based pilot car at 10 ft 0 in wide.
Oklahoma Truck Legal Width, Height & Length
A truck and load at or under these dimensions can travel Oklahoma highways without an oversize permit. Exceed any one of them and you need a permit before you move.
| Legal width | 8 ft 6 in |
|---|---|
| Legal height | 13 ft 6 in |
| Legal length | ODOT states only that length limits vary by vehicle type; third-party summaries cite 53 ft semitrailer and 75 ft combination (not verified on an official page). |
| Gross weight | 80,000 lbs |
Oklahoma Oversize Load Travel Hours
- Daily movement window
- Oversize loads daylight only (30 minutes before sunrise to 30 minutes after sunset); overweight-only loads may travel continuously. Oversize loads barred on Interstates in Cleveland, Oklahoma and Tulsa counties 7-9 a.m. and 3:30-6:30 p.m. Central, Monday-Friday.
- Weekend movement
- No weekend ban stated on the ODOT FAQ; the daylight-only rule applies 7 days a week and metro Interstate curfews apply Monday-Friday only.
- Holiday restrictions
- The ODOT Size and Weight Permits page does not state state-level holiday restrictions. Only the City of Tulsa page lists non-travel holidays (New Year, Memorial, Independence, Labor, Thanksgiving, Christmas); not verified for statewide ODOT permits. See this year's holiday dates for all states.
Oklahoma Pilot Car Requirements
On multi-lane highways one rear escort is needed for loads over 12 ft wide up to 16 ft and two (front and rear) over 16 ft; on two-lane roads one front escort over 12 ft and two over 14 ft; two escorts at 15 ft 9 in height or more.
| First pilot car (width) | 12 ft 0 in wide and over |
|---|---|
| Two pilot cars (width) | 16 ft 0 in wide and over |
| Height-pole escort | Not confirmed: check your permit conditions |
| Length escort | Not confirmed: check your permit conditions |
Oklahoma pilot car requirements by load width and height. Crossing a border? Compare with Arkansas, Kansas, Texas.
How to order a Oklahoma oversize permit
Oklahoma DOT (ODOT) Size and Weight Permits (OkiePROS)
Overweight as well? Check axle limits with the bridge formula calculator.
Crossing Oklahoma without Oklahoma apportioned plates? Estimate the temporary trip permit cost with the trip permit cost estimator.
Oklahoma Oversize Load FAQs
- What are the oversize load travel hours in Oklahoma?
- Oversize loads daylight only (30 minutes before sunrise to 30 minutes after sunset); overweight-only loads may travel continuously. Oversize loads barred on Interstates in Cleveland, Oklahoma and Tulsa counties 7-9 a.m. and 3:30-6:30 p.m. Central, Monday-Friday. Weekends: No weekend ban stated on the ODOT FAQ; the daylight-only rule applies 7 days a week and metro Interstate curfews apply Monday-Friday only.
- When is a pilot car required in Oklahoma?
- On multi-lane highways one rear escort is needed for loads over 12 ft wide up to 16 ft and two (front and rear) over 16 ft; on two-lane roads one front escort over 12 ft and two over 14 ft; two escorts at 15 ft 9 in height or more.
- What is the legal truck width in Oklahoma?
- The standard legal width in Oklahoma is 8 ft 6 in (102 inches), the federal minimum width allowed on the National Network of highways. A load wider than that needs an oversize permit.
- How tall can a truck be in Oklahoma without a permit?
- The legal height limit in Oklahoma is 13 ft 6 in, measured from the road surface to the highest point of the vehicle or load. Taller loads need an oversize permit and a surveyed route for bridge and wire clearances.
- Can oversize loads move on holidays in Oklahoma?
- The ODOT Size and Weight Permits page does not state state-level holiday restrictions. Only the City of Tulsa page lists non-travel holidays (New Year, Memorial, Independence, Labor, Thanksgiving, Christmas); not verified for statewide ODOT permits.
- How do I get an oversize or overweight permit in Oklahoma?
- Apply through Oklahoma DOT (ODOT) Size and Weight Permits (OkiePROS) (405-425-7012) or its online permit portal. Have your USDOT number, vehicle and load dimensions, axle weights and route ready. Permit expediting agents can file on your behalf if you need the permit the same day.
Regulations change. This page summarises published Oklahoma rules as reviewed October 2026 and is not legal advice; the conditions printed on your permit control. Note: Official ODOT page verified: 13 ft 6 in height, 8 ft 6 in width permit trigger, daylight rule, Interstate metro curfews, permit fees, phone, trip and fuel permit prices. Escort thresholds follow the Oklahoma rules (OAC Title 730) but are not confirmed on an official page. Two-lane rules: width over 12 to 14 ft one front, over 14 ft two; length over 80 ft one front, over 100 ft two. 80,000 lb gross weight not confirmed on an official page. Holiday and weekend rules unverified.