In Hawaii, any load that exceeds the legal size or weight limits requires an oversize/overweight permit before it moves. Below are the legal limits and the requirements that apply at each threshold.
1When you need a permit
A load is oversize or overweight once it passes any of these:
| Dimension | Hawaii legal limit | Permit if over |
|---|---|---|
| Width | 9 ft | Wider |
| Height | 13 ft 6 in | Taller |
| Length (combination) | 65 ft | Longer |
| Gross weight | 80,000 lbs | Heavier |
| Single axle | 24,000 lbs | Heavier |
| Tandem axle | 34,000 lbs | Heavier |
Rear overhang is limited to 4 ft without an over-length permit.
2Escort & pilot car requirements
| Once the load is over… | Hawaii requires |
|---|---|
| 12 ft wide | 1 escort (pilot car) |
| 14 ft wide | Route survey required |
3When you can travel
- Night travel permitted in defined conditions.
- Weekends: Weekend travel is set on each permit.
- Holiday blackouts: State holidays (district engineer discretion; no list in rule).
5Permit timing
- Standard single-trip: ~2 business days to issue.
- Superload review: ~21 days.
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?Hawaii permit FAQ
When do I need an oversize permit in Hawaii?
Once a load exceeds any legal limit: 9 ft wide, 13 ft 6 in high, 65 ft long (combination), or 80,000 lbs gross.
When do I need a pilot car in Hawaii?
Hawaii requires one escort over 12 ft wide.
Can you drive an oversize load at night in Hawaii?
Hawaii allows night movement in defined conditions. Weekend travel is allowed within limits.
How much does a Hawaii oversize permit cost?
The state permit fee depends on the load's size and weight. The full cost of a move also includes escorts, police, route surveys, engineering, and the truck rate, which vary by route. FreightDeck estimates all of it for your exact load — price your Hawaii load with FreightDeck →.
How long does it take to get an oversize permit in Hawaii?
Routine single-trip permits usually issue in about 2 business days; superload review takes about 21 days.
Can oversize loads move on weekends and holidays in Hawaii?
Weekend travel is set on each permit. Movement stops on State holidays (district engineer discretion; no list in rule); check the permit conditions for exact times.
How much overhang is allowed in Hawaii?
Rear overhang is limited to 4 ft without an over-length permit.
Does Hawaii require a route survey?
Yes, once a load is over 14 ft wide. The survey checks every bridge, sign, signal and wire on the route and is filed with the permit; it usually takes longer than the permit itself, so start it first. What a route survey involves →