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Oversize Load Permit Requirements — Wisconsin

Legal size/weight limits, escort thresholds, travel restrictions, and permit office contact for Wisconsin.

Legal Maximum Dimensions (no permit required)

Width
8.5ft (102in)
Height
13.5ft (162in)
Length
53ft
Gross Weight
80,000 lbs
Single Axle
20,000 lbs
Tandem Axle
34,000 lbs

Escort / Pilot Car Thresholds (see glossary for terms, certification requirements for the driver)

Front escort required over
12ft wide
Rear escort required over
12ft wide
Both escorts required over
14ft wide
Height escort required over
14ft tall

Front escort >12ft, both escorts >14ft. WisDOT certified escorts required.

Travel Restrictions

Night travel
Generally restricted
Weekend travel
Generally allowed
Sunday travel
Generally allowed

Night travel restricted. Spring weight restrictions March-May statewide.

Holiday blackouts: New Year's Day, New Year's Eve (WI unique), Memorial Day, Independence Day, Labor Day, Thanksgiving, Christmas, Christmas Eve (WI unique), Easter (WI unique), Deer Season Opening (WI unique).

Superload Thresholds

Width over
15ft
Length over
150ft
Weight over
200,000 lbs

Estimated Permit Cost Current

$15–$30 by dimension category + weight fee ($20–$35+)

Source: Wis. Stat. §348.25(8)(a) (current through 2025 Wis. Act 247).

Permit fee only — does not include escort/pilot-car service costs (market-rate, arranged separately) or third-party permit-service fees. This is an estimate for planning purposes, not a quote.

Get a Permit

Online portal
https://wisconsindot.gov/Pages/doing-bus/trucking/size-wgt-reqs/oversize-overwt.aspx
Phone
1-608-267-7952

Spring frost laws widely applied March-May.

Planning a move through Wisconsin?

Plan a truck-legal route that checks bridges and construction, or find a vetted transporter or escort.

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