In R-1, R-2, and R-3 Residential Zoning Districts, walks, drives, paved terraces, and purely decorative garden accessories such as pools, fountains, statuary, flagpoles, etc., shall be permitted in setback areas but not closer than three feet to an abutting property line other than a street line. For lawn accessory requirements in the CR-A, CR-B, and TR Residential Zoning districts, see specific zoning district requirements for zoning restrictions.