Louisiana oversize permit office
Louisiana Department of Transportation and Development (DOTD), Office of Operations - Oversized and Overweight Truck Permits. Call 225-343-2345 or 800-654-1433 (option 1), Monday - Friday, 7 a.m. - 3:30 p.m. Central time.
From Louisiana's own pages, checked 2026-10-24. Fees and rules change: the state's page is the last word.
- How to get one
- Apply online in your LaGeaux account, or call the permit office at 800-654-1433.
- Single trip fee
- Oversize – $10 per day / per trip; Overweight – Price is determined by GVW and MileageSource
- Legal without a permit
- Width 102" · Height 14' 0" on Interstate highways and 13' 6" on non-Interstate highways · Length Semi-trailers on Designated Truck Routes - 59' 6" (measuring semi-trailer length and load) · Weight 80,000 pounds gross (any vehicle, or a combination without a tridum or quadrum axle)Source
- Superloads
- Loads over 232,000 pounds are super loads; ask four to six weeks ahead so bridges can be checked.Source
- How fast
- Right now super loads can take up to 6-8 weeks and route approvals up to 2-4 business days.Source
When you can move
- Daylight
- Permit loads move from sunrise to sunset, as set by the National Weather Service, and not in severe weather.Source
- At night
- No night moves in general. Loads that stick out past the trailer, or are over legal width or length, over 14 ft 4 in high or over 120,000 lb, can't move at night. Smaller permit loads can.
- Rush-hour curfews
- 8 in Louisiana, such as Shreveport: I-20 from I-220 in east Bossier City to I-220 in west Shreveport (loads over 12 ft wide): Mon-Fri 7-9 a.m. and 3:30-5:30 p.m. All of them