Open space, especially common open space, is desirable and shall be required in substantial compliance with the conceptual site plan as shown in Exhibit C to the ordinance codified in this subpart and on file with the office of the city clerk or with an alternative plan as approved by the director. Open space shall be a combination of hardscape and softscape, shall have pedestrian connectivity, shall be accessible to special needs residents, and shall offer a variety of passive and active activities. (Ord. 2022-07-1359 § 4 (Exh. D (part)))