Length of vehicles.
Projecting loads on side of vehicles.
Special limitations on load.
Penalty for violating size and load limitations.
Weight limitations on class "A" highways.
Weight limitations on class "B" highways.
Special or seasonal weight limitations.
Seasonal operation of vehicles hauling peeled or unpeeled forest products cut crosswise or abrasives or salt for highway winter maintenance.
Weight limitations apply to publicly-owned vehicles; exceptions.
Traffic officers may weigh vehicles and require removal of excess load.
Weight records of raw forest products purchasers.
Policy in prosecuting weight violations.
Penalty for violating weight limitations.
Courts to report weight violation convictions.
General provisions relating to permits for vehicles and loads of excessive size and weight.
Single trip permits.
Annual, consecutive month or multiple trip permits.
Permits to be carried.
Weight limitations for certain permits.
Weight limitations for certain permits.
Words and phrases defined. 348.01(1)
Words and phrases defined in s. 340.01
are used in the same sense in this chapter unless a different definition is specifically provided.
In this chapter the following terms have the designated meanings:
"Axle" includes all wheels of a vehicle imposing weight on the highway, the centers of which are included between 2 parallel transverse vertical planes less than 42 inches apart, extending across the full width of vehicle and load.
"Certified stationary scale" means a stationary scale which is tested and inspected annually for accuracy by the department of agriculture, trade and consumer protection or other authorized testing agency in accordance with specifications, tolerances, standards and procedures established by the national institute of standards and technology and the department of agriculture, trade and consumer protection for the testing and examination of scales.
"Consecutive month permit" means a permit issued for a minimum of 3 consecutive months.
"Double-decked bus" means a motor bus designed to carry passengers on an upper level throughout the length of the bus over passengers on a lower level throughout the length of the bus and the roof of which is permanently enclosed with rigid construction and extends throughout the length of the bus.
"Fender line", in the case of motor trucks, means the outermost limits of the rear fenders, flare boards or floor of the body, whichever projects outward the farthest.
"Forestry biomass" means byproducts and waste generated by the practice of forestry on forestry lands.
"Gross weight" means the weight of a vehicle or combination of vehicles equipped for service plus the weight of any load which the vehicle or combination of vehicles may be carrying.
"Raw forest products" means logs, pilings, posts, poles, cordwood products, wood chips, sawdust, pulpwood, intermediary lumber, fuel wood and Christmas trees not altered by a manufacturing process off the land, sawmill or factory from which they are taken.
"Tandem axle" means any 2 or more consecutive axles whose centers are 42 or more inches apart and which are individually attached to or articulated from, or both, a common attachment to the vehicle including a connecting mechanism designed to equalize the load between axles.
"Vehicle for recreational use" includes a bicycle, moped, motor bicycle, motorcycle, all-terrain vehicle, utility terrain vehicle, snowmobile, boat, as defined in s. 30.50 (2)
, sailboard, as defined in s. 30.50 (11)
, personal watercraft, or electric personal assistive mobility device, but does not include an automobile, motor truck, motor home, play vehicle, or in-line skates.
Applicability of chapter. 348.02(1)
The provisions of this chapter restricting the size, weight and load of vehicles apply also to vehicles owned by or operated by or for a governmental agency, subject to such exceptions in this chapter.
The provisions of this chapter restricting the size and weight of vehicles apply to the vehicle and any load which it is carrying except as otherwise provided in this chapter.
Any owner of a vehicle who causes or permits such vehicle to be operated on a highway in violation of this chapter is guilty of the violation the same as if the owner had actually operated the vehicle.
The limitations on size, weight and load imposed by this chapter do not apply to road machinery actually engaged in construction or maintenance of a highway within the limits of the project.
The limitations on weight, length and number of vehicles in combination imposed by this chapter shall not apply to a combination of vehicles in an emergency towing operation in which the towing vehicle is being used to remove a stalled or disabled vehicle or combination of vehicles from the highway to the nearest adequate place for repairs, or in which the towing vehicle is an emergency truck tractor temporarily substituted for a stalled or disabled truck tractor. The vehicle owner or the owner's agent shall designate the nearest adequate place for repairs for vehicles or combinations of vehicles exceeding the statutory length limits or limits on the number of vehicles in combination.
SIZE AND LOAD
Width of vehicles. 348.05(1)(1)
No person without a permit therefor shall operate on a highway any vehicle having a total width in excess of 8 feet 6 inches, except as otherwise provided in this section.
The following vehicles may be operated without a permit for excessive width if the total outside width does not exceed the indicated limitations:
No limitation for implements of husbandry temporarily operated upon a highway in the course of performance of its work.
No limitation for snowplows operated by or for a governmental agency.
Twelve feet for farm tractors, except that the total outside width of a farm tractor shall not exceed 9 feet when operated on any Wisconsin highway, other than that portion of USH 51 between Wausau and STH 78 and that portion of STH 78 between USH 51 and the I 90/94 interchange near Portage upon their federal designation as I 39, that is a part of the national system of interstate and defense highways.
Ten feet 6 inches for snowplows attached to motor vehicles normally used for the transportation of milk.
Eight feet 8 inches for urban passenger buses and 8 feet 6 inches for interurban passenger buses.
A realistic body width of 8 feet 6 inches for mobile homes, including recreational vehicles, and motor homes, and, for motor homes and for recreational vehicles used only as temporary or recreational dwellings, up to an additional 4 inches on the left side and 6 inches on the right side of such vehicles for appurtenances provided that, if any appurtenance extends the maximum 4 inches on the left side or 6 inches on the right side, the appurtenance is located at a height of not less than 8 feet from the ground. In this paragraph, "appurtenance" means any mechanical or other device, including retracted awning assemblies, vent grates, electrical outlet covers, and door handles, that is related to the structure of the vehicle and is installed upon the vehicle by a manufacturer or dealer.
Nine feet for loads of tie logs, tie slabs and veneer logs, provided that no part of the load shall extend more than 6 inches beyond the fender line on the left side of the vehicle or extend more than 10 inches beyond the fender line on the right side of the vehicle. This paragraph does not apply to transport on highways designated as parts of the national system of interstate and defense highways under s. 84.29
Twelve feet for loads of hay in bales and, from September 15 to December 15 of each year, for loads of Christmas trees from the point of harvesting or staging to a Christmas tree yard or point of commercial shipment, if the total outside width of the loads do not exceed the width of a single traffic lane of any highway over which the loads are carried. This paragraph does not apply to vehicles on highways designated as parts of the national system of interstate and defense highways under s. 84.29
The secretary, by rule, shall designate safety devices which may not be included in the calculation of width under subs. (1)
. The designation of safety devices under this subsection may not be inconsistent with the safety devices designated by the U.S. secretary of transportation under P.L. 97-369
, section 321.
Farm tractors exceeding 12 feet in width and all other farm machinery and implements of husbandry exceeding 8 feet 6 inches in width not being operated in the course of performance of its work may be moved, towed or hauled over the highways without a special permit issued under s. 348.27 (14)
between one-half hour before sunrise and sunset on Mondays to Thursdays and from one-half hour before sunrise to 2 p.m. on Fridays. Such overwidth machinery shall not be moved, towed or hauled on any Wisconsin highway, other than any overwidth machinery that is not a commercial motor vehicle on that portion of USH 51 between Wausau and STH 78 and that portion of STH 78 between USH 51 and the I 90/94 interchange near Portage upon their federal designation as I 39, which is part of the national system of interstate and defense highways without a special permit issued under s. 348.27 (14)
Notwithstanding sub. (1)
, the secretary may restrict vehicles to a width of less than 8 feet 6 inches on any portion of any state or local highway if he or she deems such restriction necessary to protect the public safety. Any such restriction shall be indicated by official signs. If the secretary restricts vehicles to a width of less than 8 feet 6 inches on any local highway, the local authority in charge of maintenance shall be responsible for erecting the appropriate signs on the local highway.
See also s. Trans 276.04
, Wis. adm. code.
Height of vehicles. 348.06(1)(1)
Except as provided in subs. (2)
, no person, without a permit therefor, may operate on a highway any motor vehicle, mobile home, recreational vehicle, trailer, or semitrailer having an overall height in excess of 13 1/2 feet.
Implements of husbandry of any height may be temporarily operated upon a highway without a permit for excessive height.
Double-decked buses having an overall height not exceeding 14 feet 5 inches may be operated without a permit for excessive height upon a highway, other than a state trunk highway, that has a speed limit of 45 miles per hour or less if the vehicle owner or operator has, prior to the vehicle's operation, obtained written approval for such operation and for the vehicle's route from the local authority with jurisdiction over the highway on any highway on which the vehicle will be operated. A local authority may not approve the operation of a vehicle under this subsection on a highway under its jurisdiction unless all of the following apply:
The local authority has received a copy of the vehicle's proposed route, inspected the route, and verified that there is at least 6 inches of height clearance between the vehicle and any overhead structure or obstruction, including any utility line, on all parts of the route.
The vehicle owner has agreed, in writing, to assume liability for any personal injury or property damage resulting from the vehicle's striking of any overhead structure or obstruction, including any utility line, regardless of whether the personal injury or property damage occurs on an approved route.
The local authority has inspected the vehicle and verified that the sign required under par. (b)
A vehicle specified in par. (a)
shall conspicuously display, in the operator's area of the vehicle, a sign informing the operator that operation of the vehicle on any highway that is not part of a route approved under par. (a)
A local authority may, for any reason, deny approval for the operation of a vehicle under this subsection, or deny approval of any route regardless of whether the requirements under par. (a)
are satisfied, on any highway under the local authority's jurisdiction.
A local authority that has approved operation of a vehicle under this subsection shall, with respect to any route approved for every such vehicle, inspect the approved route at least once each year. If the inspection reveals that the clearance requirements specified in par. (a) 1.
are no longer satisfied, the local authority shall revoke the route approval, but may approve an alternative route that complies with the clearance requirements specified in par. (a) 1.
A local authority may delegate to any department, division, official, or employee of the local authority the responsibility for issuing approvals, conducting inspections, or carrying out any other duty specified under this subsection.
The limitations on total height stated in this section shall not be construed as requiring a clearance of such height or as relieving the owners of vehicles not exceeding such total height from liability for any damage.
Length of vehicles. 348.07(1)(1)
No person, without a permit therefor, may operate on a highway any single vehicle with an overall length in excess of 45 feet or any combination of 2 vehicles with an overall length in excess of 70 feet, except as otherwise provided in subs. (2)
, and (4m)
and s. 348.08 (1)
The following vehicles may be operated without a permit for excessive length if the overall length does not exceed the indicated limitations:
No limitation for implements of husbandry temporarily operated upon a highway.
No overall length limitation for a tractor-semitrailer combination, a double bottom or an automobile haulaway when such tractor-semitrailer combination, double bottom or automobile haulaway is operated on a highway designated under sub. (4)
No length limitation for a truck tractor or road tractor when such truck tractor or road tractor is operated in a tractor-semitrailer combination or as part of a double bottom or an automobile haulaway on a highway designated under sub. (4)
75 feet for a tractor-semitrailer combination, except as provided in par. (f)
or sub. (4m)