Section 412-104-3 - Criteria for Approving a Permit for a Multi-Family UseA. All proposed single family lots shall be plotted in a sketch plan in a reasonable pattern which makes provision for placement of a 24 x 32 foot single family residence on suitable land and in conformance with the frontage and setback requirements of the Limited Residential District and all other applicable performance standards.B. The minimum setback of the multi-unit residential dwelling shall be not less than the average of the setback distances of all single family residences in the submitted sketch plan.C. No multi-unit residential dwelling allowed under this standard shall be more than two (2) stories or thirty-five (35) feet in height.D. Multi-unit residential dwellings allowed under this standard shall be permitted only if it can be demonstrated that the proposed use will result in: (1) Preservation of open space, recreation areas or prime farm land soils;(2) A pattern of development in harmony with the natural features of the land; and(3) More efficient use of the land with smaller networks of utilities and streets within the corridor would be present if single family residential construction in conformance with this chapter were to be proposed.E. Preserved open spaces and common areas, except those used for common sewage disposal system or other necessary services, allowable in a Limited Residential District, shall not be further subdivided and use of such areas shall be limited to those uses allowed in a Resource Protection District of the corridor. Such areas shall be delineated on any subdivision plan and shall be protected by covenant.F. There shall be no variances from the frontage and setback requirements contained herein.94- 412 C.M.R. ch. 104, § 3