Who issues oversize/overweight permits in Hawaii?

HDOT — Highways Division, Special Use Permit Office issues OS/OW permits in Hawaii. Applications are submitted through the official portal.

When is a route survey required in Hawaii?

Height exceeds 14' — oversize permit required (Hawaii legal limit 14') Width exceeds 8'6" — oversize permit required Length exceeds 65' — oversize permit required Gross weight exceeds 80,000 lbs — overweight permit required Width exceeds 14' — route survey required

How far in advance should I apply for a permit in Hawaii?

Plan for a lead time of approximately 5 business days before your move date.

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Hawaii OS/OW Permit Requirements

United States · HDOT — Highways Division, Special Use Permit Office

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

Lead time

5 business days

Base fee

$10 single-trip OS/OW permit

Permit validity

Up to 5 days

Route survey triggers

Height
Height exceeds 14' — oversize permit required (Hawaii legal limit 14')
Width
Width exceeds 8'6" — oversize permit required
Length
Length exceeds 65' — oversize permit required
Weight
Gross weight exceeds 80,000 lbs — overweight permit required
Width
Width exceeds 14' — route survey required

Fee notes

Flat $10 per single-trip permit. Inter-island moves require separate permits per county. Honolulu Harbor coordination adds harbor fees.

Official resources

Reference information last verified May 2026. Always confirm current requirements with HDOT — Highways Division, Special Use Permit Office.

Surveying a route through Hawaii?

RoadScope generates Hawaii-compliant survey reports automatically — the right sections, certifications and documentation for HDOT — Highways Division, Special Use Permit Office.

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Other US jurisdictions