Wisconsin State Regulations
Transportation Restrictions
If traveling on the Milwaukee expressway greater than legal width, height, or length, the vehicle may not be operated (except U.S. Hwy 45 between West Florist Ave and West Hampton Ave and on Interstate 94 between Waukesha line and 108th St.):
- Between 6:00 AM and 9:00 AM and between 3:00 PM and 6:00 PM Monday through Thursday
- Between 6:00 AM and 9:00 AM and 3:00 PM and 11:00 PM Friday and Sunday
Maximum allowed dimensions on the Milwaukee expressway are 11’00” wide, 13’06” high or 100’00” long.
Holidays with restricted travel times are: New Year’s Day, Memorial Day, Independence Day, Labor Day, Thanksgiving, and Christmas.
If oversize, but under 12’ wide, 13’6” high, or 100’ long, travel on Fridays between the 4th Friday in May and Labor day, on any holiday, or when Independence Day falls on Sunday, the following Monday, or the day before any holiday restricted to 4:00 PM to 11:00 PM.
If 12’ wide, 13’6” high, or 100’, no travel allowed on any holiday and from 12:00 noon on the day previous to a holiday.
No permit allowing the dimensions of a vehicle or load to exceed 11’ in width, 13’6” in height or 100’ in length is valid on any part of the Milwaukee county expressway system, except on US Highway 45 between West Florist Avenue and West Hampton Avenue and on Interstate Highway 94 between the Waukesha county line and 108th Street.
Self-propelled, carry-all scrapers operating under a permit may not be operated on the interstate highway system, the Milwaukee county expressway system, or on US Highway 41 between Green Bay and Milwaukee.
Operating Time
Weekend Travel
If 12’, 13’6” high, or 100’ long or over, no movement allowed from 12:00 noon on Saturday or on Sunday.
Holiday Travel
| Date | Status | Restrictions |
|---|---|---|
| 3/16 | CLOSED | Closed while moving offices – Travel allowed with a valid permit. |
| 3/30 | OPEN | No travel from 12:00 PM on 3/30 until sunrise on 4/2 if over 12’ W, 13’6” H, and/or 150’ L. (Milwaukee County Expressway restrictions still apply) Not travel on 3/30, 3/31, and 4/1 from 4:00 PM – 8:00 PM for overdimensional vehicles under 12’ W, 13’6” H, and/or 150’ L. Such vehicles cannot travel in the following counties: Columbia, Dan, Milwaukee, Rock, Waukesha, and are also prohibited from traveling on the Milwaukee Expressway. |
Transportation Requirements
Provision Regulations
Superloads
Anything over routine issue dimensions require special review.
Oversize Load Signs
“Oversize Load” signs required for any load that is overlength or over 10’ wide.
Flags/Lights
Amber and red warning lights required for overwidth, overlength, or overhangs over 4’ while moving at night.
Red warning flags required at the corners and widest point of any oversize load.
Blades
No special consideration is given to blades or buckets.
Legal Limits
| Component | Restriction |
|---|---|
| Steer Axle | 13,000 lbs. |
| Single Axle | 20,000 lbs. |
| Tandem Group | 34,000 lbs. |
| Gross Weight | 80,000 lbs. |
| Width | 8’6″ |
| Height | 13’6″ |
| Length – Single Unit | 45′ |
| Length – Semi-Trailers | 53′ On Designated Highways* | 48’ All Other Routes |
| Length | 75′ |
| Overhang | 3′ Front |
*Kingpin setting cannot exceed 43’
Routine Issues
| Component | Restriction |
|---|---|
| Single Axle | 20,000 lbs. |
| Gross Weight | 150,000 lbs. |
| Width | 16′ |
| Height | No Limit |
| Length | 160′ |
*Any number of axles within 3’6” is considered a single axle.
Escort Requirements
| Dimension | Requirement |
|---|---|
| When Any Part Of Vehicle Or Load Extends Beyond The Left Of Roadway Centerline On 2-Way Roadways | 1 |
| When Any Part Of The Vehicle Or Load Extends Beyond The Left Edge Of The Right Hand Land On Highways With More Than 2 Lanes | 1 |
| Width Over 16’ | 2 Or Police |