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Alaska OS/OW Permit Requirements

United States · ADOT&PF — Commercial Vehicle Services

Everything heavy-haul carriers need to know before moving an oversize or overweight load through Alaska: survey triggers, fees, lead times and the official permit portal.

Lead time
5 business days
Base fee
$30 single-trip; $400 annual
Permit validity
Up to 5 days

Route survey triggers

  • Height
    Height exceeds 14' — oversize permit required (Alaska legal limit 14')
  • Width
    Width exceeds 8'6" — oversize permit required
  • Length
    Length exceeds 75' — oversize permit required
  • Weight
    Gross weight exceeds 80,000 lbs — overweight permit required
  • Width
    Width exceeds 18' — route survey and pilot car required
  • Weight
    Gross weight exceeds 200,000 lbs — engineering analysis required

Fee notes

Single-trip $30 base; annual $400. Pilot car requirements add $1.50–$2.50/mile per escort. No superload surcharge — engineering review billed at cost.

Official resources

Reference information last verified May 2026. Always confirm current requirements with ADOT&PF — Commercial Vehicle Services.

Surveying a route through Alaska?

RoadScope generates Alaska-compliant survey reports automatically — the right sections, certifications and documentation for ADOT&PF — Commercial Vehicle Services.

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