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348.05(2)(a) (a) No limitation for implements of husbandry temporarily operated upon a highway in the course of performance of its work.
348.05(2)(b) (b) No limitation for snowplows operated by or for a governmental agency.
348.05(2)(c) (c) 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.
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)(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(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(3) (3) 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).
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-reference Cross-reference: See also s. Trans 276.04, Wis. adm. code.
348.06 348.06 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 of any height may be temporarily operated upon a highway without a permit for excessive height.
348.06(2m) (2m)
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:
348.06(2m)(a)1. 1. 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.
348.06(2m)(a)2. 2. 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.
348.06(2m)(a)3. 3. The local authority has inspected the vehicle and verified that the sign required under par. (b) is displayed.
348.06(2m)(b) (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) is unlawful.
348.06(2m)(c) (c) 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.
348.06(2m)(d) (d) 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.
348.06(2m)(e) (e) 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.
348.06(3) (3) 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.
348.06 History History: 1999 a. 85; 2005 a. 11; 2007 a. 11.
348.07 348.07 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), (2a), and (4m) and s. 348.08 (1).
348.07(2) (2) The following vehicles may be operated without a permit for excessive length if the overall length does not exceed the indicated limitations:
348.07(2)(e) (e) No limitation for implements of husbandry temporarily operated upon a highway.
348.07(2)(f) (f) 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).
348.07(2)(fm) (fm) 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).
348.07(2)(fs) (fs) 75 feet for a tractor-semitrailer combination, except as provided in par. (f) or sub. (4m).
348.07(2)(g) (g) 48 feet for a semitrailer or trailer operated as part of a 2-vehicle combination, except as provided in par. (gr) or (gv).
348.07(2)(gm) (gm) 28 feet 6 inches for a semitrailer or trailer operated as part of a double bottom on a highway designated under sub. (4).
348.07(2)(gr) (gr) 53 feet for a semitrailer whose length from kingpin to axle does not exceed 43 feet and which is operated as part of a 2-vehicle combination on a highway designated under sub. (4). The length limits in this paragraph do not apply to a trailer or a semitrailer that is authorized to operate under par. (im).
348.07(2)(gv) (gv) 53 feet for a semitrailer whose length from kingpin to axle does not exceed 43 feet and which is operated as part of a 2-vehicle combination, except as provided in par. (gr) or sub. (4m). The length limits in this paragraph do not apply to a trailer or a semitrailer that is authorized to operate under par. (im).
348.07(2)(h) (h) Sixty-six feet for articulated buses operated in urban areas.
348.07(2)(im) (im) Seventy-five total feet for a 2-vehicle combination designed and primarily used for transporting livestock, if the trailer or semitrailer, measured as required by sub. (3) (b), is not longer than 53 feet, the trailer or semitrailer is equipped with at least 2 axles, and the towing vehicle is not a motor truck, truck tractor, road tractor, or combination vehicle with a gross vehicle weight rating or actual gross weight of 10,000 pounds or less.
348.07(2)(j) (j) 66 feet for an automobile haulaway plus an additional overhang of 4 feet to the front of the vehicle and 5 feet to the rear of the vehicle.
348.07(2)(k) (k) Sixty feet for a single vehicle, and 120 feet for a 2-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.
348.07 Cross-reference Cross-reference: See also ch. Trans 257, Wis. adm. code.
348.07(2a) (2a) Tour trains consisting of 4 vehicles including the propelling motor vehicle may be operated as provided in s. 348.08 (1) (c).
348.07(3) (3)
348.07(3)(a)(a) The overall length of a mobile home or recreational vehicle shall be measured from the rear thereof to the rear of the vehicle to which it is attached.
348.07(3)(b)1.1. Except as provided in subd. 2., the length of a semitrailer or trailer shall be measured from the front thereof to the rear of the semitrailer or trailer or cargo, whichever is longer, excluding bumpers, stake pockets, air deflectors and refrigeration units.
348.07(3)(b)2. 2. The length of a semitrailer operated as the first trailing unit in a double bottom consisting of a truck tractor and 2 semitrailers does not include a frame extension bearing a fifth-wheel connection by which the 2nd trailing unit is drawn unless the frame extension is more than 8 feet in length. This subdivision does not affect the measurement of length from the front of the semitrailer to the rear of the cargo.
348.07(3)(c) (c) The distance between a kingpin and semitrailer axle shall be measured as follows:
348.07(3)(c)1. 1. On a semitrailer having a tandem axle, from the kingpin to a point midway between the first and last axles of the tandem axle.
348.07(3)(c)2. 2. On a semitrailer not having a tandem axle, from the kingpin to the center of the rearmost axle.
348.07(4) (4) The secretary shall, by rule, designate the highways to which sub. (2) (f), (fm), (gm), and (gr) and s. 348.08 (1) (a) 2. and (e) apply. The designation of highways under this subsection may not be inconsistent with the designation of highways made by the U.S. secretary of transportation under P.L. 97-424, section 411. The secretary may also designate additional highways by rule. In adopting a rule designating other highways, which may include 2-lane highways, the secretary shall specify the factors which resulted in the determination to designate the highways. These factors shall include, but are not limited to, safety, economics, energy savings, industry productivity and competition. Vehicles to which sub. (2) (f), (fm), (gm), and (gr) and s. 348.08 (1) (a) 2. and (e) apply may also operate on highways not designated under this subsection for a distance of 15 miles or less in order to obtain access to a highway designated under this subsection or to reach fuel, food, maintenance, repair, rest, staging, terminal or vehicle assembly facilities or points of loading or unloading. The secretary may, by rule, designate an access route of more than 15 miles from a highway designated under this subsection when the longer route provides safer and better access to a location which is within the 15-mile limit. Household goods carriers may operate between highways designated under this subsection and points of loading and unloading.
348.07 Note NOTE: Sub. (4) is shown as affected by 2013 Wis. Acts 99 and 220 and as merged by the legislative reference bureau under s. 13.92 (2) (i).
348.07(4m) (4m) The secretary shall, by rule, designate those parts of the state trunk highway system to which sub. (2) (fs) and (gv) do not apply. For each part of the state trunk highway system designated under this subsection, the secretary shall specify the factors that resulted in the determination to designate the part as not suitable to accommodate vehicle lengths as specified in sub. (2) (fs) and (gv). The secretary may, by rule, establish exceptions to the vehicle-combination length limitation specified in sub. (1), including establishing any greater or lesser length limitation than that specified in sub. (1), with respect to specific types of vehicles identified by the secretary or highways designated by the secretary, but the secretary may not establish under this subsection any length limitation inconsistent with sub. (2) or (2a) or s. 348.08 (1).
348.07(5) (5) As often as it deems necessary, the department shall publish maps required for its own use and for free distribution showing the highways designated under subs. (4) and (4m), those parts of the state trunk highway system not designated under sub. (4m), and such other main highways and other features as the department deems desirable.
348.07 Cross-reference Cross-reference: See also ch. Trans 276, Wis. adm. code.
348.07 Annotation The state may not prohibit 65-foot double-bottom trailers. Raymond Motor Transportation, Inc. v. Rice, 434 U.S. 429 (1978).
348.08 348.08 Vehicle trains.
348.08(1)(1) No person, without a permit therefor shall operate on a highway any motor vehicle drawing or having attached thereto more than one vehicle, except that:
348.08(1)(a) (a) Two or 3 vehicles may, without such permit, be drawn or attached when such vehicles are being transported by the drive-away method in saddlemount combination and the overall length of such combination of vehicles does not exceed the following:
348.08(1)(a)1. 1. When operating on a highway designated as part of the national system of interstate and defense highways under s. 84.29, 97 feet.
348.08(1)(a)2. 2. When operating on a highway designated under s. 348.07 (4), 97 feet.
348.08(1)(a)3. 3. When operating on a highway not identified in subd. 1. or 2., 75 feet.
348.08(1)(b) (b) Two trailers used primarily as implements of husbandry in connection with seasonal agricultural activities or one such trailer and any other implement of husbandry may, without such permit, be drawn by a farm tractor if the operation of such combination of vehicles is exclusively a farming operation and not for the transportation of property for hire and if the overall length of such combination of vehicles does not exceed 60 feet.
348.08(1)(c) (c) Tour trains, as defined in s. 340.01 (67m), may, without such permit, be drawn by a motor vehicle upon and along county and municipal roads and streets and across state trunk highways, and upon and along state trunk highways where there are no alternate municipal or county routes or streets for such operation. The following requirements and restrictions shall apply to tour train operations:
348.08(1)(c)1. 1. Tour trains shall operate within a radius of 10 miles from the situs of the beginning and ending of the excursion.
348.08(1)(c)2. 2. Tour trains shall operate only along those portions of the state trunk highway system approved by the department.
348.08(1)(c)3. 3. The towing vehicle shall be of such design and construction that it will safely tow the unit at speeds up to 35 m.p.h. and the towing vehicle shall in no case be a farm-type tractor, but shall be a motor vehicle originally designed and manufactured expressly for operation upon public highways.
348.08(1)(c)4. 4. Each unit of a tour train, regardless of weight, shall be equipped with brakes as provided in s. 347.35 (3) (a).
348.08(1)(c)5. 5. Tour trains shall be equipped with head lamps, tail lamps, stop lamps, directional signal lamps and reflectors as provided in ch. 347 and in compliance with these provisions as if the train were a single motor vehicle.
348.08(1)(c)6. 6. All hitches, couplings, safety chains or cables shall be in compliance with s. 347.47.
348.08(1)(d) (d) Two trailers transporting empty pressurized or nonpressurized tanks used for hauling or storing liquid agricultural fertilizer or 2 implements of husbandry, including 2 empty trailers used primarily as implements of husbandry in connection with seasonal agricultural activities, may, without such permit, be drawn by a motor truck or truck tractor if the overall length of such combination of vehicles and load does not exceed 60 feet. For purposes of this paragraph, "empty" means less than 20% full.
348.08(1)(e) (e) A double bottom may be operated on highways designated by the secretary under s. 348.07 (4).
348.08(1)(f) (f) A double bottom transporting dairy products from the point of production to the first point of processing may operate on any highway not designated under s. 348.07 (4) if the overall length of such double bottom does not exceed 60 feet. If the double bottom operates on a highway designated under s. 348.07 (4), s. 348.07 (2) (f), (fm) and (gm) applies.
348.08(1)(g) (g) Three trailers containing only warning signs used exclusively for highway maintenance or construction purposes may, without a permit, be drawn by a motor truck if the overall length of the combination of vehicles does not exceed 60 feet.
348.08(1)(h) (h) Two new trailers or semitrailers to be used for transporting farm products or livestock may, without such permit, be drawn by a motor truck not exceeding 25 feet in length if each trailer or semitrailer is 28 feet 6 inches or less in length and the trailers or semitrailers are being transported directly from a manufacturer to a dealer or directly from a dealer to another dealer. The length of the first trailing unit does not include a frame extension by which the 2nd trailing unit is drawn.
348.08(1)(i) (i) A 3-vehicle combination consisting of a towing vehicle and, in order by weight, with the lighter of the towed vehicles as the 3rd vehicle in the 3-vehicle combination unless not structurally possible, a recreational vehicle or camping trailer as the 2nd vehicle, and a recreational vehicle, camping trailer, or trailer carrying any vehicle for recreational use or carrying no load as the 3rd vehicle may, without a permit, be operated on a highway if the overall length of the combination of vehicles does not exceed 65 feet and, if the total weight, including any load, of all towed vehicles exceeds 3,000 pounds, one of the towed vehicles is equipped with brakes. No 3-vehicle combination may operate under this paragraph if highway or weather conditions include heavy snow, freezing rain, icy roads, high winds, limited visibility, or upon a highway that is closed or partially closed by the department due to highway conditions.
348.08(2) (2) Whenever any train of agricultural vehicles is being operated under sub. (1) (b), the train shall be equipped as provided in s. 347.21 (1m) and (2). Whenever any train of agricultural vehicles is being operated under sub. (1) (d), the train shall be equipped as provided in s. 347.21 (1) and (2). The trailer hitches of a train of agricultural vehicles shall be of a positive nature so as to prevent accidental release.
348.08 History History: 1977 c. 29 s. 1654 (8) (a); 1981 c. 276, 277; 1983 a. 78; 1985 a. 202, 209; 1987 a. 164; 1991 a. 14, 39, 72; 2011 a. 59 s. 2, 243; 2013 a. 220; s. 35.17 correction in (1) (c) (intro.), 4.
348.08 Annotation The state may not prohibit 65-foot double-bottom trailers. Raymond Motor Transportation, Inc. v. Rice, 434 U.S. 429 (1978).
348.09 348.09 Projecting loads on side of vehicles.
348.09(1) (1) No person, without a permit therefor, may operate on a highway any motor vehicle, trailer or semitrailer carrying any load extending beyond the fender line on the left side or extending more than 6 inches beyond the fender line on the right side of the vehicle.
348.09(2) (2) This section applies even though the total width of the vehicle and load does not exceed the maximum permitted under s. 348.05.
348.09 History History: 1999 a. 85.
348.10 348.10 Special limitations on load.
348.10(1) (1) No person, without a permit therefor, may operate on a highway any vehicle or combination of vehicles with any load thereon extending more than 3 feet beyond the front of the foremost vehicle, except as provided in s. 348.07 (2) (j), and except that a vehicle carrying another vehicle equipped with a crane or boom which extends more than 3 feet beyond the front of the foremost vehicle may be operated without permit if the total length of the vehicle or combination of vehicles, measuring from the end of the foremost projection of the load to the rear of the rearmost vehicle, does not exceed statutory length limitations.
348.10(2) (2) No person shall operate a vehicle on a highway unless such vehicle is so constructed and loaded as to prevent its contents from dropping, sifting, leaking or otherwise escaping therefrom.
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2011-12 Wisconsin Statutes updated though 2013 Wis. Act 200 and all Supreme Court Orders entered before April 18, 2014. Published and certified under s. 35.18. Changes effective after April 18, 2014 are designated by NOTES. (Published 4-18-14)