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South Carolina Oversize Permits

Below is some important oversize permit regulation information for the state of South Carolina.

In South Carolina, you need an oversize permit if your vehicle exceeds 8’6″ wide, 13’6″ high, 48′ long or 80,000 pounds. 

If you need to apply for a South Carolina oversize permit, call (888) 737-6483 now or contact us. 

LEGAL DIMENSIONS & WEIGHTS​
Legal Width:8'6
Legal Height:13'6
Legal Overhang Front:
  • 3'0
  • Trailers less than 48’0 long
    • Front 3’0 ft.
  • Trailers 48’0
    • 5’0 ft.
  • Trailers 53’0
    • None allowed
      • Only if permitted
  • Straight trucks
    • Front/Rear 5’0 ft.
Legal Overhang Rear:
  • 4'0
  • Trailers less than 48’0 long
    • Rear 15’0 ft.
  • Trailers 48’0
    • 5’0 ft.
  • Trailers 53’0
    • None allowed
      • Only if permitted
  • Straight trucks
    • Front/Rear 5’0 ft.
Legal Trailer Length:
  • 53’0 on 4 lane hwy.
  • 48’0 on 2 lane hwy.
Legal Weight Gross:80,000 lbs.
Legal Weight Single:
  • 20,000 lbs.,  Interstate
  • 22,000 lbs.,  Non-Interstate
Legal Weight Tandem:
  • 35,200 lbs.,  Interstate
  • 39,600 lbs.,  Non-Interstate
Legal Weight Tridem:
  • 35,200 lbs.,  Interstate
  • 39,600 lbs.,  Non-Interstate
Load Exemptions:
  • Road Machinery
    • 12’0 wide or less
    • 90,000 lbs. or less
    • Road Machinery exempt:
      • Crane
      • Track hoe
      • Dozer
      • Wheel loader
      • Front End loader
      • Excavator
  • Farm Equipment
    • 16’0 wide or less
    • 90,000 lbs. or less
PERMIT FEES​
Permit Fee/Legal Weight:

Oversize/Overweight up to 130,000 lbs:

  • Width (including height):
    • 16’0 or less
      • $30.00
    • Greater than 16’0
      • $35.00
    • Greater than 18’0
      • $40.00
    • Greater than 20’0
      • $45.00
    • Greater than 22’0
      • $50.00
  • Height:
    • Height only (any height)
      • $30.00
Permit Fee/Overweight:
  • 130,000 lbs. or less: $30.00
Superload Fees:
  • Over 130,000 lbs.
    • $100.00 + $3 per 1000 lbs.
  • Over 200,000 lbs.
    • $200.00 + $3 per 1000 lbs.
  • Over 300,000 lbs.
    • $350.00 + $3 per 1000 lbs.
  • Over 500,000 lbs.
    • $350.00 + $3 per 1000 lbs. + Additional $.05 per 1000 lbs. per mile (based on
      total GVW)
Annual Fees:
  • Transfer/Prorate fee
    • $10.00
AGENCY GENERAL INFO​
Phone:803-737-6769
Fax:803-737-2199
Email:[email protected]
Website:

https://www.scdot.org/

Hours of Operation: 8:00 am - 4:30 pm Eastern
Permit Valid For: 7 Days

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