§ 94.03  HAULING LOOSE MATERIAL.
   Every person hauling or causing to be hauled dirt, sand, gravel, cement, fill dirt, or loose material of any kind in or upon any street, alley, sidewalk, or other public place shall haul it, or cause it to be hauled in vehicles provided with tight boxes or beds so constructed or loaded as to prevent any of the contents from falling or being thrown, blown, or deposited upon any street, alley, sidewalk, or other public place.  Any materials which fall from, or which are thrown, blown, or deposited from any vehicle upon any street, alley, sidewalk, or other public place, shall be removed immediately by the person in charge of the vehicle.
Penalty, see § 94.99