Alaska State Regulations
Transportation Restrictions
| Area | Time Restriction |
| Anchorage | 6:00-8:00 AM, 11:30 AM-1:00 PM, & 4:00-7:00 PM |
| Eagle River | 7:00-8:00 AM And 4:30-6:00 PM Mon Through Fri |
| Fairbanks | 7:00-8:00 AM And 4:30-6:00 PM Mon Through Fri |
| Juneau | 7:00-8:00 AM And 4:30-6:00 PM Mon Through Fri |
| Kenai/Soldotna | 7:00-8:00 AM And 4:30-6:00 PM Mon Through Fri |
| Ketchikan | 7:00 AM-8:00 AM, 12:00-1:00 PM, & 4:30-6:00 PM |
| Palmer/Wasilla | 6:00-8:00 AM, 11:30 AM-1:00 PM, & 4:00-7:00 PM |
The following holidays are restricted: Memorial Day, Independence Day, and Labor Day. For holidays occurring on a Sunday or Monday, movement is restricted from noon (12:00 PM) the previous Friday until midnight (12:00 AM) on Monday. For holidays occurring on a Friday or Saturday, movement is restricted from noon (12:00 PM) Thursday until midnight (12:00 AM) on Sunday.
Permitted oversized vehicles and overweight vehicles are PROHIBITED from moving during the holiday periods unless so allowed on the face of the permit.
Operating Time
Daylight hours only
Weekend Travel
Varies by permit
Transportation Requirements
Superloads
Anything over Routine Issue dimensions requires special approval by the DOT.
Oversize Load Signs
“Oversize Load” signs required when overhang exceeds 10’, or when height exceeds 17’, or for any overwidth load.
Flags/Lights
16” red flags required for widths over 12’ or on any overhang over 3’ in the front or 4’ in the rear.
Divisible Load Exceptions
A permit for a push/pull auxiliary vehicle permit can be issued for a divisible overweight load. Generally, these vehicles are used to assist other overweight loads traveling on routes that present challenging road and/or extreme weather conditions.
Legal Limits
| Component | Restriction |
|---|---|
| Single Axle | 20,000 lbs. |
| Tandem Group | 38,000 lbs. |
| Tridem Group | 42,000 lbs. |
| Gross Weight | Not Specified |
| Width | 8’6″ |
| Height | 15′ (17′ – Fox Weigh Station to Prudhoe Bay) |
| Length (Semi-Trailer) | 53′ |
| Length | 75′ |
| Overhang | 3′ Front | 4′ Rear |
Routine Issues
| Component | Restriction |
|---|---|
| Single Axle | 25,000 lbs. |
| Tandem Group | 47,500 lbs. |
| Tridem Group | 52,500 lbs. |
| Quad Group | 62,500 lbs. |
| Gross Weight | 150,000 lbs. |
| Height | 15′ |
| Length | No overall limit on the National Highway System |
| Length | 120’ – Anchorage to Fairbanks, Valdez to Fairbanks, Alaska Highway, To Cutoff Highway, Sterling, Seward & Glenn Hwys, Rte. 1 from Jomer to Jct P/W |
| Length | 90’ – Anchorage to Palmer via Glenn Hwy to Jct P/W/ Hwy, Anchorage to Fairbanks (Parks Hwy), Fairbanks to Delta Junction (Richardson Highway) |
Escort Requirements
| Dimension | Requirement |
|---|---|
| Width 10’6″ – 12′ | 1 Front |
| Width 12′ up to 14′ | 2 (Front & Rear) |
| Width 14′ up to 18′ | 3 (2 Front & 1 Rear) on 2-Lanes, 2 (Front & Rear) on Divided Highways |
| Width 18′ up to 22′ | 4 |
| Width 22′ | 5 |
| Height Over 17′ | 1 Front with High Pole |
| Length 85′ – 100′ | 1 Front |
| Length Over 100′ | 2 (Front & Rear) |
| Front Overhang Over 10′ | 1 Front |
| Rear Overhang Over 10′ | 1 Rear or Extended Light Bar |
| Rear Overhang Over 20′ | 1 Rear |