Mississippi OSOW permits


Permits valid for three days. Must have a permit prior to entering the state.


Mississippi permitting system: https://permits.mdot.ms.gov/ DOTD_LaGeauxhttp://wwwsp.dotd.la.gov

Contact phone number: 1-888-737-0061


OPERATING TIME:

One-half hour after sunrise to one-half hour before sunset, Monday through Saturday, no Sunday travel. In addition, 24-hour movement (including Sunday) is now allowed for loads not exceeding 12' wide, 13'6" high, 99' overall length, 150,000 pounds GVW, 4' rear overhang. However, when the load is over 10' wide, an escort is required for night travel.


RESTRICTED TRAVEL:

No travel on major holidays and some holiday weekends. Check with the Sammons Permit Office.


LEGAL DIMENSIONS:

Width: 8'6"

Height: 13'6"

Length: 53'0 trailer, 99' overall length

Overhang: With up to 53' trailer, 3' front, 14'11" rear

Weight: 80,000 Gross Single – 20,000 Tandem – 34,000 Tridem – 42,000


ROUTINE PERMIT LIMITS:

Width: 16'

Height: 15'6" (over 15'7" requires route survey)

Length: 120'

Height: 16’ (Over 16' requires a route survey, utility company letters, and special approval.)

Weight: Single – 20,000 Tandem – 48,000 Tridem – 57,000 (60,000 on Interstate)


ESCORTS:

Width: Over 12'11" – 1 escort; over 16' – 2 escorts; over 10' wide at night – 1 escort

Length: Over 99' – 1 escort (2 on some routes); over 105' – 2 escorts

Height: The DOT may require an escort with a high pole for some routes if conditions warrant. A route survey is required when exceeding 15'7" in height.

Overhang: Over 15' front or rear – 1 escort


MISCELLANEOUS:

Overweight dozer and blade must be attached, or else hauled on separate loads if the blade is detached.


SIGNS, FLAGS & LIGHTS:

"Oversize Load" signs are required for all loads exceeding 12 feet wide. Flags are required on all corners of loads (mounted at a height of approximately six feet above the pavement) on loads exceeding 10 feet wide. Loads over 12' in width require flashing amber lights mounted on the rear of the load and flags on the front corners of the load. Over-length loads and overhang in excess of 4 feet must be flagged

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