ALDOT
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX;visibility:hidden">
Welcome to
ALDOT
Home
About Us
News
Careers
Maps
Quick Links
Site Map
Public Records
Contact Us
Home
About Us
News
Business
Travel Info
ALGO Traffic
Evacuation Information
Welcome Centers
Maps
Projects
Programs
Publications
Careers
Quick Links
Site Map
Report a Concern
Public Records
Contact Us
Search
OS/OW Permits
Our office will be closed Monday, April 27th, 2026. Travel is allowed on this date with a valid permit.
×
Vehicle
Enforcement Office
P. O. Box 303050 | Montgomery, AL 36130
alabamapermits@dot.state.al.us
Mon - Fri: 7am - 4:45pm (CST)
800-499-2782
334-832-9084 (fax)
ALPASS - Alabama's Online OS/OW Permitting System
Detour Routing Questions, please contact the Permit Office
Order Online Now (Single Trip/Annual Permit)
2026 Holiday Restrictions
Alabama Code for OS/OW Loads:
Code of Alabama, Title 32 Motor Vehicles and Traffic, Chapter 9 Trucks, Trailers and Semitrailers. (§32-9-1 to §32-9-32)
Article 1 General Provisions. (§32-9-1 to §32-9-6)
Article 2 Size and Weight. (§32-9-20 to §32-9-32)
Alabama Rules and Regulations:
Administrative Code, 450 – Alabama Department of Transportation (Formerly Alabama Highway Department)
Chapter 450-3-1 Maintenance
Annual Permit Application
Detour Information
Escrow Application
Escrow account customers may replenish escrow accounts by credit card.
Contact Mechelle at 1-800-499-2782, option 4
OS/OW Resources
District Map and contacts for Superload Moves
Emergency Derailment Guidelines
First Time User
Insurance Requirements
Permit Costs by Type
Permit Ordering FAQs
Rules & Regulations Presentation
Superload Information
Emergency Tow Permitting Maps
Construction Project Annual Permit Information
Emergency Tow Annual Permit Information
Movement of Utility Vehicle in Alabama Responding to Emergency Declarations
Bridge Information
Federal Bridge Formula Weights
Posted Bridge Map
Bridge Posting Report
Route Bridge Design Load Map
Helpful Links
ALDOT County Engineer List
Alabama District Administrators
Other OS/OW Permit Offices
Department of Revenue, Motor Vehicle Division
Alabama Law Enforcement Agency (ALEA)
ALGO for Live Traffic Reporting
Call Before You Haul - Commercially Transported Watercraft Destined for Western States