Duluth UDC § 504.02

A planned unit development shall meet the following minimum requirements: a. A minimum of 10% of the gross area of the site shall be retained in common open space that is required to be deeded as a separate tract to an Owners Association and shall forever remain as open space. The required common open space shall include any conservation areas within a conservation easement established in accordance with Section 505. b. Additional common open space may be provided and may include active recreation areas for the proposed development, such as swimming pools, tennis courts, community facilities, etc. c. PUDs comprised solely of multi-family dwellings (townhouses, condominiums and/or apartments) shall dedicate a minimum of 10% of the gross floor area to non-residential uses that benefit on-site residents. Example of acceptable non-residential uses include a gym, community room, concierge, etc. d. A PUD that does not have access to a publicly approved sewer system must meet all application requirements for wastewater disposal of the Gwinnett County Environmental Health Department. If sanitary sewer is proposed or required, it must be connected to a state-approved wastewater treatment facility, either privately or publicly owned. e. Sidewalks shall be required along both sides of all streets within a PUD. The construction standards of the required sidewalks are given in the Project Design and Construction Standards Article of this Development Code. f. Where a PUD containing residential uses abuts a residential land use, said PUD shall contain a buffer as shown in Table 7-A based on the PUDs land use. If a PUD has multiple land uses, the buffer would be based on the most stringent use. g. All utilities must be located underground, including private utilities such as electric power, cable and telephone.