Wisconsin Department of Transportation

Alert: The following services will be unavailable on Saturday, January 5, 2013 from 12 a.m. (midnight) to 6 a.m. CST due to system maintenance.

Multiple trip permits

  • Allow unlimited trips
  • Are available for range of 3 to 12 months
  • Valid on all roadways (some local conditions, for example, posted bridges or roads, may restrict movement)
  • Carrier responsible for own routing  
  • Multiple trip permits for divisible loads are not valid during spring thaw except where specified in permit descriptions

Equipment, machinery, materials, self-propelled vehicle (AA)

  • Maximum allowances are 150’ 00” long, 14’ 00” wide, 16’ 00” high, 170,000 pounds
  • Examples of loads include transformer, boat, air conditioner, and crane under-own-power
Forms and more information about this permit type and how to apply

 Sealed container (CM)

  • This permit is for the transportation of a sealed load
  •  “Sealed load” means a load of commodities or products, being transported in a vehicle or container, which has been sealed with a tamper-evident seal affixed at the time of initial loading
  • The load must be in transport as a stage in international trade
  • Issued for weights 80,001 to 90,000 lbs.
  • Vehicle or vehicle combination must have a minimum of six axles
  • Weights must comply with weights in 348.15 (3) (c) and 348.29
  • Permit valid on all interstate highways
  • Must be ordered through our online Self Issue System
Forms and more information about this permit type and apply online

 Farm and field (FF)

  • This permit is for the transportation of certain agricultural products
  • Agricultural product” means any of the following or any combination of the following: fruit, vegetables, grain, including distillers’ grain, live livestock, and feed or nutritional supplements for livestock
  • Issued for weights 80,001 to 90,000 lbs.
  • Vehicle or vehicle combination must have a minimum of six axles
  • Weights must comply with weights in 348.15 (3) (c) and 348.29
  • Not valid on any interstate highway
Forms and more information about this permit type and apply online

Mobile home or modular building section (MH)

  • Maximum outside to outside dimension of towed unit below the roof line is 15’ 00” wide
  • Maximum roofline dimension is 16’ 00” wide
  • Left side roof overhang may not exceed right side roof overhang, no maximum right side roof overhang
  • Maximum 100’ 00” long, 15’ 00” high and legal weight
  • Separate permits are required for each section
  • Escorts required on some roadways, as described in MV2740 Escort Highways
Forms and more information about this permit type and how to apply

Garbage, refuse, and recyclable scrap (AG)

  • Garbage means discarded materials resulting from the handling, processing, storage and consumption of food. The transporting vehicle must be a self-compactor. 
  • Refuse means any combustible and non-combustible rubbish including, but not limited to paper, wood, metal, glass, cloth and products thereof; litter and street rubbish, ashes and lumber, concrete, and other debris resulting from the construction or demolition of structures. The transporting vehicle must be a self-compactor equipped vehicle.
  • Recyclable-scrap means metallic or non-metallic material in waste for which there exists a commercially demonstrated processing or manufacturing technology which uses the material as a raw material, and which is transported for use as such raw material.
  • Not valid on the Interstate, except on I 39 (Hwy 51) from Wausau south to the Hwy 78-I 90/94 interchange near Portage.
Forms and more information about this permit type and how to apply

Fruits, vegetables/raw forest at 90,000 lbs (RF)

  • This permit allows 112.5% of the weight authorized by Wisconsin Statute 348.15(3)(b) and (c)
  • Maximum permit weight of 90,000 lbs 
  • Raw forest products, which means logs, pilings, posts, poles cordwood products, wood chips, sawdust, pulpwood, fuel wood, intermediary lumber and Christmas trees not altered by a manufacturing process off the land, sawmill or factory from which they are taken
  • Fruits or vegetables, which means the edible part of the plants and the inedible part of plants, which are commonly harvested and sold, with the edible parts. Can only be transported from:
    • Field to storage or 
    • Field to processing facilities
    • This permit also allows for the limited movement of bulk potatoes from storage facilities to rail loading facilities (See route limitations in information sheet)
    • This permit may be used on I-39 from STH 29 south of Wausau to the Portage Interchange
    • Seasonal exemption for overweight vegetables
Forms and more information about this permit type and how to apply

Raw forest products (RS)

  • This permit is authorized by s.348.27(9m)(a)4
  • Maximum permit weight is 98,000 lbs
  • Vehicle combination must have a minimum of six axles; no axle may exceed 18,000 lbs
  • Raw forest products, which means logs, pilings, posts, poles cordwood products, wood chips, sawdust, pulpwood, fuel wood, intermediary lumber and Christmas trees not altered by a manufacturing process off the land, sawmill or factory from which they are taken
  • This permit is not valid on any interstate highway
Forms and more information about this permit type and how to apply

Hay and straw (HM)

  • This permit is authorized by s.348.27(16)
  • Authorizes overheight transportation of hay or straw
  • Maximum permit height 15’00”
  • If vehicle is overheight, but legal in all other dimensions and weight, travel on all interstate highways is allowed except where already restricted by law
  • May not operate on any Interstate highway if both overheight and overwidth
  • Need written permission for travel on local roads
Forms and more information about this permit type and apply online

Potatoes bulk (PB)

  • Transportation of bulk potatoes from storage to food processing facilities only
  • Cannot exceed maximum vehicle or vehicle combination weight limitations under s.348.15(3)(c) by more than 10,000 pounds
  • Maximum vehicle or vehicle combination cannot exceed 90,000 pounds
  • Not allowed to travel during spring thaw
  • Not valid on any interstate highway
Forms and more information about this permit type and how to apply

Potato seed (PS)

  • Transportation of potato intended for use as seed
  • Cannot exceed maximum vehicle or vehicle combination weight limitations under s.348.15(3)(c) by more than 10,000 pounds
  • Maximum vehicle or vehicle combination cannot exceed 90,000 pounds
  • Allows 53 foot trailers
  • Allowed to travel during spring thaw
  • Specified Route. See Trans 258 for vehicle, weight and routes specifications
  • Requires written local roads route approval
Forms and more information about this permit type and how to apply

Michigan border (MI)

  • Allows Michigan rigs and configurations, transporting miscellaneous commodities, to operate in Wisconsin within 11 air miles of the Wisconsin-Michigan border
  • Allows the transportation of raw forest products, lumber, or forestry biomass beyond the 11 air miles on specified corridors. List of corridors can be found in the Michigan border information sheet linked below
  • Maximum permit weight 164,000
Forms and more information about this permit type and how to apply

Building mover (BM)

  • For moving buildings such as houses, garages or other structures as defined below
    • "Building" means a dwelling or other structure (or portion of) with one or more overall transport measurements equaling or exceeding 12 feet wide, 14 feet 3 inches high, or 100 feet long, that is raised and supported from an existing foundation to be moved and placed on a permanent foundation at a new location where the building is to be delivered; "building" does not include a modular housing unit or manufactured building or home
    • The building mover permit has both minimum dimensions, as stated above, and maximum dimensions.
      • Maximum dimensions: 15' high; 15' wide and 100' overall
  • Applicants for "building" mover permits must have motor carrier authority (MC or LC), which requires insurance on file. LC (intrastate) authority may be obtained and insurance may be filed with the Motor Carrier Registration Unit - (608) 266-9900. MC (interstate) authority must be obtained from the federal government.
  • Drivers who will operate the truck or semi-tractor that will tow a "building" must have a valid CDL (Commercial Driver License). The CDL number for all operators must be provided on the permit application.
Forms and more information about this permit type and how to apply

Grain, coal, and iron ore (AC)

  • Grain means corn, wheat, soybeans, oats, barley, rye, buckwheat, sorghum, flaxseed, milo, sunflower seed and mixed grain as defined in the federal grain standards act. The term does not include canning crops for processing or grain used or intended for use solely for sowing purposes.
  • Valid on all Wisconsin state trunk highways within 5 miles of Minnesota border
  • Allows up to 110 percent of legal gross weights with a maximum weight of 88,000 pounds
Forms and more information about this permit type and how to apply

If you have questions:

  • Email: oversize-permits.dmv@dot.wi.gov
  • Call: (608) 266-7320
  • FAX: (608) 264-7751
  • Write to the address below:

    Wisconsin Department of Transportation
    Motor Carrier Services
    PO Box 7980
    Madison, WI 53707-7980

Questions about the content of this page:
Motor Carrier Services, oversize-permits.dmv@dot.wi.gov
Last modified: September 2, 2014

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