Arkansas Oversize / Overweight Permit Requirements
Legal-without-permit dimension limits, escort and pilot car thresholds, height pole rules, daylight-only windows, and holiday restrictions for Arkansas oversize moves.
Legal limits without a permit
In Arkansas, you can move a load without an OSOW permit up to these dimensions on the Interstate and designated highways. Anything over the limits requires a permit (and may require escorts — see below).
| Dimension | Without a permit | Permit required when |
|---|---|---|
| Width | 8′6″ (federal limit) | Anything wider |
| Height | 13′6″ | Anything taller |
| Combo length | 75′0″ | Anything longer |
| Gross weight | 80,000 lb | Anything heavier |
Escort and pilot car thresholds
When permitted, the following escort or movement-restriction rules apply in Arkansas. Thresholds are conservative — your specific permit conditions may impose tighter limits depending on the route.
| Trigger | Dimension | Threshold | Detail |
|---|---|---|---|
| Front pilot car | Length | 130 ft | Length over 130 ft: 1 front + 1 rear on both 2-lane and 4-lane/interstate highways. |
| Rear pilot car | Length | 130 ft | Length over 130 ft: 1 front + 1 rear on both 2-lane and 4-lane/interstate highways. |
| Front pilot car | Length | 115 ft | Length over 115 ft (up to 130): 1 front + 1 rear on 2-lane; 1 rear only on 4-lane/interstate. |
| Rear pilot car | Length | 115 ft | Length over 115 ft (up to 130): 1 front + 1 rear on 2-lane; 1 rear only on 4-lane/interstate. |
| Front pilot car | Length | 100 ft | Length over 100 ft (up to 115): 1 front escort on 2-lane; 1 rear on 4-lane/interstate. |
| Rear pilot car | Length | 100 ft | Length over 100 ft (up to 115): 1 rear escort on 4-lane/interstate highways. |
| Front pilot car | Width | 18'1" | Width 18'1"–20': 2 front + 2 rear escorts; movement restricted to 9:00am–3:00pm only. |
| Rear pilot car | Width | 18'1" | Width 18'1"–20': 2 front + 2 rear escorts; movement restricted to 9:00am–3:00pm only. |
| Height pole | Height | 17 ft | Height over 17 ft: 1 pole car + public utility escort required. Pole at 6" above load height. |
| Height pole | Height | 15 ft | Height over 15 ft (up to 17): 1 pole car required on both 2-lane and 4-lane/interstate highways. |
| Front pilot car | Width | 14'1" | Width 14'1"–18': 1 front + 1 rear on 2-lane; 1 rear only on 4-lane/interstate. |
| Rear pilot car | Width | 14'1" | Width 14'1"–18': 1 front + 1 rear on 2-lane; 1 rear only on 4-lane/interstate. |
| Front pilot car | Width | 12'1" | Width 12'1"–14': 1 front on 2-lane highways; no escort required on 4-lane/interstate. |
| Daylight-only movement | Width | 8'6" | Travel restricted to sunrise–sunset. No travel on New Year's, Memorial, Independence, Labor, Thanksgiving, or Christmas Day. |
| Weekend / holiday restriction | Width | 8'6" | No travel New Year's, Memorial Day, Independence Day, Labor Day, Thanksgiving, or Christmas Day. Mobile homes prohibited on Sundays. |
Stop tracking these rules by hand.
OverSizeTMS encodes the per-state escort and dimension rules for every state plus DC. Enter the load dimensions and route, and the platform tells you which permits, escorts, and time windows apply automatically.
See how it works →Last updated 2026-06-06. Cross-checked against the state admin code.