Wisconsin DMV Official Government Site - Oversize-overweight permits

Oversize-Overweight Permits

Apply for a permit

Apply online for Wisconsin single and multiple trip permits
Apply online for Minnesota and Wisconsin single trip permits using WINNDOT cross-border permit portal
Contact a commercial permit service
Mail
Public counter

Permit information and requirements

Determine if a permit is required
Single trip permit information
Multiple trip permit information
Sign up for OSOW permit updates
Implements of Husbandry (IoH) information
Fluid milk product Condition Sheet
Hours of operation for permitted vehicles
Escort, lighting, flagging and signage requirements
Trans 252 - Escort vehicles
Wisconsin Statute Chapter 348 - Vehicles - size, weight and load law
OSOW YouTube channel

Mega loads

Mega Load Guidelines

Forms and applications

Oversize-overweight forms and applications

Weight restriction program

Weight restriction programs include, frozen road declaration, seasonal posted roads and class II roads

Seasonal weight exemptions

Frozen road exemption for unpeeled forest products, abrasives or salt

Section 348.175 Wis. Stats.

Seasonal harvest exemption, section 348.17(5) Wis. Stats.
Seasonal manure exemption, section 348.17(6) Wis. Stats.

Emergency permits, declarations and exemptions

No current declarations

Bridge information for routing purposes

Motor carrier enforcement and truck safety

Hours-of-service regulation (U.S. DOT website)
Motor Carrier Safety Assistance Program (MCSAP)
Motor carrier enforcement
Safety and Weight Enforcement Facilities (SWEF)
Wisconsin State Patrol home page
Wisconsin State Patrol Permit Support Request

Maps and publications

Official Wisconsin highway map
Official state trunk highway system maps
Winter road conditions
Wisconsin Commercial Driver’s Manual
Wisconsin long truck operators map
Work zones and detour information
Work zones all states (Federal Highway Administration)

Related links:

Questions about the content of this page:

Oversize-Overweight Permits

Wisconsin Department of Transportation
Bureau of Highway Maintenance
P.O. Box 7980
Madison WI 53707-7980

Email oversize-permits.dmv@dot.wi.gov
Phone (608) 266-7320
Fax (608) 264-7751