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Louisiana Oversize Permits & Regulations

Louisiana Oversize Permit Regulations

Louisiana Truck Permit Center Department of Transportation and Development

Address: P.O. Box 94042 Baton Rouge, Louisiana 70804-9042

Contact: (225) 343-2345 / 1 (800) 654-1433

Hours: 6:00 A.M. – 5:00 P.M. (CT)



*120,000 or less*            *over 120,000*

Tandem48,00045,000 w/ 12’ or more of spacing

Gross Weight:

5 Axles108,000
6 Axles120,000
7 Axles132,000
8 Axles152,000

Maximum weight is 254,000 with some restrictions

Length: 125’

  • Over 125’ must have a steerable dolly. No set maximum on overhang.

Width:      18’

  • Over 14’ wide cannot use interstate except for fiberglass, swimming pools, tanks, boats and mobile homes 16’ wide.

Height: 16’6”

When Escorts Are Needed:

On All Highways:

Width over 12’ and up to 16’ (front if on 2-Lane, rear if on multi-lane)1
Length over 90’ and up to 125’1 Rear
Height – no specific height limit – state will route loads for height dimension but permittee is responsible for movementn/a
An escort vehicle may escort two overlength vehicles, but only one overwidth vehiclen/a

New Orleans City Police Escort:

*In city of New Orleans (Police Phone 504-658-6205) if:*

  • Height over 13’6”
  • Width over 12’
  • Length over 90’

State Police:

  • Width over 16’ on 2-Lane highways or on multilane highway.
  • Length over 125’

Vectra Heavy Haulers, a company for heavy haul transport with an impeccable reputation, will ensure secure and trusted delivery services according to your needs.

Did you know that we have information on Mississippi Oversize Permits as well?

We follow all the regulations in federal, state, and local oversize & overweight provisions. For more Louisiana Oversize/Overweight Permit (OSOW) office regulation information.