Louisiana OSOW permits

Permits can be ordered for the number of days needed (usually one to three days). Must have a permit prior to entering the state.

Lousiana permitting system: http://wwwsp.dotd.la.gov/Business/Pages/DOTD_LaGeaux.aspx

Contact phone number: 1-225-343-2345


Sunrise to sunset seven days a week. Over 14' wide may only travel until noon on Saturday. O/W only and not over 65' overall length may have continuous travel.


Permit loads may not cross any bridge spanning the Mississippi River in the New Orleans area or be within 2 miles of such bridge from 6:30 a.m. – 9:00 a.m. and from 3:30 a.m. – 6:00 p.m., Monday through Friday. Loads over 12' wide may not travel on the Interstate system through Shreveport, Monroe, Lake Charles, Baton Rouge, and New Orleans from 7:00 a.m. – 9:00 a.m. and from 3:30 a.m. – 5:00 p.m., Monday through Friday. The restricted areas are detailed on the permit and on the provision sheets. Vehicles and loads over 14' wide may not travel on Interstate highways in Louisiana except for fiberglass swimming pools, tanks, boats, and mobile homes (special restrictions apply). No travel on major holidays, and in certain areas on Mardi Gras. Check with the Sammons Permit Office.


Width: 8'6" Interstate and designated roads, 8' on non-designated.

Height: 13'6"

Length: 59'6" trailer or load on Interstate and designated highways; 65' truck and trailer on other highways

Overhang: 4' front, 8' rear (over 59'6" length of load on trailer needs permit on all roads.)

Weight: 80,000 Gross (with a Tridem axle, 83,400 on Interstate & 88,000 non-Interstate if licensed for it)

Interstate highway system: Single – 20,000 Tandem – 34,000 Tridem – 42,000

Non-Interstate highways: Single – 20,000 Tandem – 37,000 Tridem – 45,000


Width: 18'

Height: 16'5"

Length: 125'

Weight: 5 axles – 108,000 6 axles – 120,000 7 axles – 132,000

Vehicles must be registered for 88,000 to run with an overweight permit.

Single – 24,000 if GVW is 120,000 pounds or less, 20,000 if GVW exceeds 120,000 pounds

Tandem – 48,000 if GVW is 120,000 pounds or less; but 40,000 if GVW exceeds 120,000 pounds

Tridem – 60,000

The steer axle cannot exceed 13,000 pounds if tandem exceeds 40,000 pounds and gross weight exceeds 120,000 pounds. Loads exceeding these dimensions or with GVW exceeding 254,000 pounds are considered as Super Loads.


Width: Over 12' – 1 escort; over 16' – State Police Escort on 2-lane or multi-lane highways.

Length: Over 90' – 1 escort; over 125' – State Police Escort

Height: Over 16'6" may require escort (depends on routes). The city of New Orleans (non-Interstate) - Police Escort needed if not on Interstate and: Width over 12', Height over 13'6", or Length over 90'. The cost for this is usually $200.00 cash paid at the time of service for one truck, $150 each for two loads, or $100 each for three. Call the New Orleans motorcycle police escort office at 504-658-6205 to confirm and schedule.


When hauling an overweight dozer, the blade or side boom may be removed and hauled on the same vehicle. For other equipment such as excavators, pieces (buckets, forks, etc.) that do not weigh more than 500 pounds can be removed and shipped on the same load.


"Oversize Load" signs are required for all loads exceeding 10' wide, over 75' long, or exceeding legal overhang. Flags are required on all over width loads. Flags must be placed on all four corners of the load and at any protrusions. Over-length must be flagged, no sign requirements. Rear overhang over 4' must be flagged. NO sign or flag requirements for height only.

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