The planning commission may recommend that sidewalks be omitted in a subdivision or section thereof in which all lots have an area of one-half acre or more; or in a planned community or planned unit development having an internal pedestrian system; provided that the planning commission finds that the public safety is not jeopardized by such omission. (Ord. 1046 NCS §1 (part), 1972; prior code §22.7.506.3.)