All applications for a TND shall comply with the following development parameters:
(a) Size and location of site. The minimum size of each neighborhood proper shall be sixteen (16) acres unless approved by the Planning and Zoning Administrator. A neighborhood proper shall be developed on contiguous lots or tracts.
(b) Density. The requested densities, in terms of number of units per gross residential acre and total number of dwelling units, shall be made at the time of application, and shall be at least eight (8) dwelling units per acre but may not exceed twelve (12) dwelling units per acre.