Trans 261.10(3)(a)(a) When a vehicle, load, or vehicle and load is overlength, a single flag shall be fastened at the extreme rear of the load if the overlength or projecting portion is 2 feet wide or less.

Trans 261.10(3)(b)(b) When a vehicle, load, or vehicle and load is overlength, 2 flags shall be fastened at the rear of the load to indicate maximum width if the overlength or projecting portion is wider than 2 feet.

Trans 261.10(3)(c)(c) When a vehicle, load, or vehicle and load is overwidth, a flag shall be fastened at each front and rear corner of the load. In addition, if any part of the load is more than 4 inches wider than the width of load or vehicle at the front or rear, a flag shall be placed at the widest point of the load.

Trans 261.10(4)(4) Signs.

Trans 261.10(4)(a)(a) When a vehicle, load, or vehicle and load is more than 10 feet wide or is overlength, 2 warning signs shall be displayed. One sign shall be fastened at the front of the power unit and the other at either the rear of the towed unit or at the rear of the load.

Trans 261.10(4)(b)(b) Each sign shall state, in black letters on a yellow background, “OVERSIZE LOAD,” and may not be less than 7 feet long and 18 inches high. The letters of the sign may not be less than 10 inches high with a brush stroke of not less than 1.4 inches.

Trans 261.10(5)(5) Truck weight and tires. Unless otherwise provided in a permit:

Trans 261.10(5)(a)(a) The vehicle towing a mobile home or modular building section more than 81⁄2 feet in width but less than 12 feet in width shall be a truck of not less than 16,000 pounds manufacturer’s gross vehicle weight rating. The power unit shall be equipped with dual wheels on the drive axle and the minimum size of the tires shall be 10 ply 8.25 x 20, or equivalent.

Trans 261.10(5)(b)(b) The vehicle towing a mobile home or modular building section 12 feet in width, but not more than 16 feet in width, shall be a truck of not less than 19,200 pounds manufacturers’ gross vehicle weight rating. The power unit shall be equipped with dual wheels on the drive axle and the minimum size of the tires shall be 10 ply 8.25 x 20, or equivalent.

Trans 261.10(6)(6) Mudguards. Mobile home and modular building sections and the power unit operating a permit shall be equipped with rear fenders or mudguards of such material and constructed and placed as to restrict to a minimum the splashing of water, mud, stones, and other material which may be thrown up by the rear wheels. If mudguards are provided, they shall be at least as wide as the tire and shall cover the tire or multiple tires they are guarding starting at the top from a line drawn vertically through the center of the axle and extending rearward and downward so that the fender or mudguard under any condition of operation or loading of the vehicle has a ground clearance of not more than 1/3 of the horizontal distance from the center of the rearmost axle to the fender or mudguard.

Trans 261.11(1)(1) Except as otherwise specified in a permit, no vehicle or vehicle combination operating under a permit that is equal to or less than 12 feet in width, 131⁄2 feet in height, and 100 feet in length, may operate:

Trans 261.11(1)(d)(d) Between 4:00 p.m. and 11:00 p.m. on the day before any holiday, except that this restriction does not apply to Independence Day when it falls on a Sunday.

Trans 261.11(2)(2) In addition to the conditions provided in sub. (1), no vehicle or vehicle combination operating under a permit that exceeds 12 feet in width, 131⁄2 feet in height, or 100 feet in length, may operate:

Trans 261.11(2)(b)(b) During the period beginning at 12:00 noon on the day preceding and continuing until sunrise on the day following every Sunday and holiday.

Trans 261.11(3)(3) In addition to the conditions provided in subs. (1) and (2), no oversize vehicle or vehicle combination may operate on any part of the Milwaukee county expressway system constructed pursuant to s. 59.84, Stats.:

Trans 261.11(3a)(3a) Subsection (3) does not apply to U.S. highway 45 between West Florist Avenue and West Hampton Avenue or to interstate highway 94 between the Waukesha county line and 108th Street.