348.27 Annual, consecutive month or multiple trip permits. 348.28 Permits to be carried. 348.29 Weight limitations for certain permits. 348.295 Weight limitations for certain permits. GENERAL PROVISIONS
348.01348.01 Words and phrases defined. 348.01(1)(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. 348.01(2)(2) In this chapter the following terms have the designated meanings: 348.01(2)(a)(a) “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. 348.01(2)(am)(am) “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. 348.01(2)(ar)(ar) “Consecutive month permit” means a permit issued for a minimum of 3 consecutive months. 348.01(2)(at)(at) “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. 348.01(2)(au)(au) “Drive-away method in saddlemount combination” means a vehicle combination designed and specifically used to tow up to 3 trucks or truck tractors, each connected by a saddle to the frame or 5th-wheel of the forward vehicle of the truck or truck tractor in front of it, and including not more than one fullmount. 348.01(2)(av)(av) “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. 348.01(2)(ax)(ax) “Forestry biomass” means byproducts and waste generated by the practice of forestry on forestry lands. 348.01(2)(ay)(ay) “Fullmount” means a smaller vehicle mounted completely on the frame of either the first or last vehicle in a saddlemount combination. 348.01(2)(b)(b) “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. 348.01(2)(bc)(bc) “I 39 corridor” means that portion of I 39 between I 94 near the city of Portage and STH 29 south of the city of Wausau. 348.01(2)(bd)(bd) “I 41 corridor” means that portion of I 41 from I 94 at the zoo interchange, as defined in s. 84.014 (5m) (ag) 2., through the interchange with I 43 in the village of Howard. 348.01(2)(bg)(bg) “Implement dealer” means any person engaged in the business of delivering, repairing, or servicing implements of husbandry or agricultural commercial motor vehicles. 348.01(2)(bp)(bp) “Potato harvester” means an implement of husbandry designed and used exclusively for harvesting potatoes. 348.01(2)(bt)(bt) “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. 348.01(2)(bu)(bu) “Stover” means the leaves and stalks of field crops, such as corn, sorghum, or soybean, that are commonly left in a field after harvesting the grain. 348.01(2)(bv)(bv) “Saddle” means a mechanism that connects the front axle of a towed vehicle to the frame or 5th-wheel of the vehicle in front and functions like a 5th-wheel kingpin connection. 348.01(2)(c)(c) “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. 348.01(2)(cm)(cm) “To or from a farm-related destination,” with respect to operating or transporting an implement of husbandry or agricultural commercial motor vehicle, means movement between or among farms, fields, agricultural storage or processing facilities, locations where the implement of husbandry or agricultural commercial motor vehicle is stored, or any combination of the foregoing. 348.01(2)(d)(d) “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, electric scooter, or electric personal assistive mobility device, but does not include an automobile, motor truck, motor home, play vehicle, or in-line skates. 348.01 HistoryHistory: 1981 c. 312 ss. 1, 2, 4; 1985 a. 202, 212, 332; 1989 a. 165; 1993 a. 62, 439; 1999 a. 85; 2005 a. 11, 167; 2007 a. 16; 2009 a. 180; 2011 a. 59, 208; 2013 a. 216, 220, 377; 2015 a. 15, 55, 232, 360; 2019 a. 11. 348.02348.02 Applicability of chapter. 348.02(1)(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. 348.02(2)(2) 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. 348.02(3)(3) 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. 348.02(4)(4) 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. 348.02(5)(5) 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. 348.02(6)(6) The provisions of this chapter apply to implements of husbandry and agricultural commercial motor vehicles. 348.03348.03 Self-certification for agricultural commercial motor vehicles. 348.03(1)(1) The department shall prescribe a form for the owner or operator of an agricultural commercial motor vehicle to certify that the vehicle and its operation satisfy all requirements specified in the definition under s. 340.01 (1o). 348.03(2)(2) The certification on the form under sub. (1) of an owner or operator of an agricultural commercial motor vehicle may be offered to the department or any traffic officer as evidence of the truth of the matters asserted in the certification, but the certification is not conclusive of such matters. 348.03 HistoryHistory: 2013 a. 377. SIZE AND LOAD
348.05348.05 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. 348.05(2)(2) The following vehicles may be operated without a permit for excessive width if the total outside width does not exceed the indicated limitations: 348.05(2)(am)(am) Ten feet for an agricultural commercial motor vehicle, except that, if the agricultural commercial motor vehicle is operated for purposes of spraying pesticides or spreading lime or fertilizer but not including manure application and has extending tires, fenders, or fender flares, the total outside width of the agricultural commercial motor vehicle may not exceed 12 feet. This paragraph does not apply to an agricultural commercial motor vehicle on a highway that is a part of the national system of interstate and defense highways. 348.05(2)(b)(b) No limitation for snowplows operated by or for a governmental agency. 348.05(2)(d)(d) Ten feet 6 inches for snowplows attached to motor vehicles normally used for the transportation of milk. 348.05(2)(e)(e) Twelve feet for skidders, forwarders, harvesters, and wheeled feller bunchers operated for logging purposes at times other than hours of darkness and operated on the highway for a distance of 0.5 miles or less. This paragraph does not apply on any highway that is a part of the national system of interstate and defense highways. 348.05(2)(f)(f) Eight feet 8 inches for urban passenger buses and 8 feet 6 inches for interurban passenger buses. 348.05(2)(i)(i) 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. 348.05(2)(k)(k) 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. 348.05(2)(L)(L) 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. 348.05(2)(m)(m) Nine feet for a vehicle or vehicle combination used by a pipeline company or operator, public service corporation, municipal utility, or cooperative association described in s. 196.01 (5) (b) 1., or by a motor carrier operating under contract with a pipeline company or operator, public service corporation, municipal utility, or cooperative association described in s. 196.01 (5) (b) 1., for transportation of poles, pipe, girders, and similar materials. 348.05(2g)(a)(a) Except as provided in par. (c), and subject to par. (b), sub. (2) (a) also applies to implements of husbandry while being operated or transported by an implement dealer or farmer for purposes of delivery, repair, or servicing of the implement of husbandry if the implement of husbandry is being operated or transported under either of the following circumstances: 348.05(2g)(a)1.1. Directly from a farmer’s owned or leased land to the business location of an implement dealer that is within a 75-mile radius of the farmer’s owned or leased land. 348.05(2g)(a)2.2. Directly from the business location of an implement dealer to a farmer’s owned or leased land that is within a 75-mile radius of the implement dealer’s business location. 348.05(2g)(b)1.1. Paragraph (a) applies to a person operating or towing an implement of husbandry only if the person complies with ss. 347.24 (3), 347.245 (1), and 347.25 (2g), as applicable. For purposes of this subdivision, the requirements under ss. 347.24 (3), 347.245 (1), and 347.25 (2g) shall apply to an implement of husbandry being towed to the same extent as if the implement of husbandry were being operated. 348.05(2g)(b)2.2. Paragraph (a) applies to a person transporting by trailer or semitrailer an implement of husbandry only if the person complies with s. 347.24 (3) (b) 1. For purposes of this subdivision, the requirements under s. 347.24 (3) (b) 1. shall apply to an implement of husbandry being transported by trailer or semitrailer to the same extent as if the implement of husbandry were being operated. 348.05(2g)(c)(c) This subsection does not apply to implements of husbandry being transported by trailer or semitrailer on a highway that is a part of the national system of interstate and defense highways, but does apply to implements of husbandry being operated or towed on a highway that is a part of the national system of interstate and defense highways. 348.05(2m)(2m) The secretary, by rule, shall designate safety devices which may not be included in the calculation of width under subs. (1) and (2). 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. 348.05(3m)(a)(a) Subject to par. (c), implements of husbandry of any width may be transported by trailer or semitrailer, without a permit, on a highway to or from a farm-related destination, at times other than hours of darkness. 348.05(3m)(b)(b) This subsection does not apply to the national system of interstate and defense highways. 348.05(3m)(c)(c) Paragraph (a) applies only if the person transporting the implement of husbandry complies with s. 347.24 (3) (b) 1. For purposes of this paragraph, the requirements under s. 347.24 (3) (b) 1. shall apply to an implement of husbandry being transported to the same extent as if the implement of husbandry were being operated. 348.05(3r)(a)(a) Except as provided in par. (b), and subject to s. 348.09 (3) (b), sub. (2) (am) also applies to agricultural commercial motor vehicles while being operated or transported by trailer or semitrailer by an implement dealer or farmer for purposes of delivery, repair, or servicing of the agricultural commercial motor vehicle if the agricultural commercial motor vehicle is being operated or transported by trailer or semitrailer under either of the following circumstances: 348.05(3r)(a)1.1. Directly from a farmer’s owned or leased land to the business location of an implement dealer that is within a 75-mile radius of the farmer’s owned or leased land. 348.05(3r)(a)2.2. Directly from the business location of an implement dealer to a farmer’s owned or leased land that is within a 75-mile radius of the implement dealer’s business location. 348.05(3r)(b)(b) This subsection does not apply to agricultural commercial motor vehicles being operated or transported by trailer or semitrailer on a highway that is a part of the national system of interstate and defense highways. 348.05(3t)(a)(a) Subject to par. (b) and s. 348.09 (3) (b), agricultural commercial motor vehicles not exceeding the width specified in sub. (2) (am) may be transported by trailer or semitrailer, without a permit, on a highway to or from a farm-related destination, at times other than hours of darkness. 348.05(3t)(b)(b) This subsection does not apply to the national system of interstate and defense highways. 348.05(4)(4) 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. 348.05 Cross-referenceCross-reference: See also s. Trans 276.04, Wis. adm. code. 348.06348.06 Height of vehicles. 348.06(1)(1) Except as provided in subs. (2) and (2m), 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. 348.06(2)(2) Implements of husbandry, and 2-vehicle combinations transporting by trailer or semitrailer implements of husbandry to or from a farm-related destination, of any height may be operated upon a highway without a permit for excessive height. The operator of the implement of husbandry or 2-vehicle combination is responsible for ensuring that there is adequate height clearance between the implement of husbandry being operated or transported and any overhead structure or obstruction, other than a structure or obstruction that is any of the following: 348.06(2)(a)(a) Any overhead utility line that does not satisfy the requirements of the state electric code promulgated by the public service commission. 348.06(2)(b)(b) Any overhead electric line of a cooperative association that is organized under ch. 185 and that does not comply with the National Electrical Safety Code. 348.06(2m)(a)(a) 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:
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