For the purpose of this chapter the following definitions shall apply:
APRON: That portion of the driveway approach extending from the gutter flow line to the sidewalk section and lying between the end slopes of the driveway approach.
CURB RETURN: The curved portion of a street curb at street intersections or the curbed portion of a curb in the end slopes of a driveway approach.
DRIVEWAY: An area on private property where automobiles and other vehicles are operated or allowed to stand.
DRIVEWAY APPROACH: An area, construction or improvement between the roadway of a public street and private property intended to provide access for vehicles from the roadway of a public street to a definite area of the private property, such as a parking area, a driveway, or a door at least seven feet (7') wide, intended and used for the ingress and egress of vehicles. The component parts of the driveway approach are termed the apron, the end slopes or the curb return, and the sidewalk section.
END SLOPES: Those portions of driveway approach which provide a transition from the normal curb and sidewalk elevations to the grade of the apron, either by means of a sloping surface or by means of a curb return together with the area between the projected tangents of the curb return.
SIDEWALK SECTION: That portion of the driveway approach lying between the back edge of the sidewalk and apron, plus the end slopes measured at the front edge of the sidewalk. (1956 Code)