§ 70.01 DEFINITIONS.
   For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   ALLEY. A highway of less than 24 feet total width used primarily for delivery service.
   BICYCLE. Every device propelled by human power upon which any person may ride, having two tandem wheels either of which is more than 20 inches in diameter.
   BUSINESS DISTRICT. The closely built-up business portion of the city.
   CROSSWALK. The portion of the roadway included within the prolongation of the sidewalk lines at street intersections.
   DRIVER. Any person who is in actual physical control of a vehicle.
   EMERGENCY VEHICLE. Vehicles of the Police or Fire Department; ambulances; any vehicle conveying a city official or employee in response to an emergency official call.
   EXPLOSIVES. Any chemical compound or mechanical mixture that is commonly used or intended for the purpose of producing an explosion and which contains any oxidizing and combustive bits or other ingredients in proportions, quantities or packing that an ignition by fire, by friction, by concussion, by percussion or by detonator of any part of the compound or mixture may cause a sudden generation of highly heated gases that the resultant gaseous pressures are capable of producing destructible effects on contiguous objects or of destroying life or limb.
   FARM TRACTOR. Every motor vehicle designed and used primarily as a farm implement for drawing plows, mowing machines and other implements of husbandry.
   FLAMMABLE LIQUID. Any liquid which has a flash point of 70°F or less, as determined by a tabliabue or equivalent closed cup device.
   IMPROVED HIGHWAY. A roadway of concrete brick, asphalt, macadam or gravel.
   INTERSECTION. The area embraced within the prolongation of the property lines of two or more streets which join at an angle, whether or not the streets cross.
   LANED HIGHWAY. A street, the roadway of which is divided into three or more clearly marked lanes for vehicular traffic.
   LOADING ZONE. The space adjacent to a curb reserved for the exclusive use of vehicles during the loading or unloading of passengers or materials.
   MOTORCYCLES. Every motor vehicle having a saddle for the use of the rider and designed to travel on not more than three wheels in contact with the ground, but excluding a tractor.
   PARK. To stand a vehicle whether occupied or not, for a period of time greater than is reasonably necessary for the actual loading or unloading of persons.
   PEDESTRIAN. Any person afoot.
   PNEUMATIC TIRE. Every tire in which compressed air is designed to support the load.
   PROPERTY LINE. The line marking the boundary between any street and the lots or property abutting thereon.
   PUBLIC BUILDING. A building used by the city, or by any park district, school district, the state or by the United States government.
   RIGHT-OF-WAY. The privilege of the immediate use of the roadway.
   ROAD TRACTOR. Every motor vehicle designed and used for drawing other vehicles and not so constructed as to carry any load thereon either independently or any part of the weight of vehicle or load so drawn.
   ROADWAY. The portion of a street designed or ordinarily used for vehicular traffic.
   SAFETY ZONE. The portion of a roadway reserved for the exclusive use of pedestrians, suitably marked or elevated.
   SCHOOL BUS. Every motor vehicle owned by a public or governmental agency and operated for the transportation of children to or from school or privately owned and operated for compensation for the transportation of children to or from school, or any school activity.
   SEMI-TRAILER. Every vehicle without motive power designed for carrying persons or property and for being drawn by a motor vehicle and so constructed that some part of its weight and that of its load rest upon or is carried by another vehicle.
   SIDEWALK. The portion of a street between the curb line or roadway and the adjacent property line designated for pedestrian use.
   SOLID TIRE. Every tire of rubber or other resilient material which does not depend upon compressed air for the support of the load.
   STREET. Every way set aside for public travel except footpaths.
   TRAFFIC. Vehicles, streetcars, pedestrians and draft or herded animals using any street for travel.
   TRAILER. Every vehicle without motive power designed for carrying passengers or property and for being drawn by a motor vehicle and so constructed that no part of its weight rests upon the towing vehicle.
   TRUCK TRACTOR. Every motor vehicle designed and used primarily for drawing other vehicles and not so constructed as to carry a load other than a part of the weight of the vehicle and load so drawn.
   URBAN DISTRICT. The territory contiguous to and including any street which is built up with structures devoted to business, industry or dwelling houses situated at intervals of less than 100 feet for a distance of a quarter mile or more.
   VEHICLE. Every device in, upon or by which any person or property is or may be transported or drawn upon a highway, including bicycles but not including perambulators or toy vehicles.
   YIELD RIGHT-OF-WAY. When required by an official sign means the act of granting the privilege of the immediate use of the intersecting roadway to traffic within the intersection roadway to traffic within the intersection and to vehicles approaching from the right or left.
(1980 Code, § 20.101)