(a)   The more efficient use of land, as compared with the typical single-family development, making available needed housing at a more affordable cost;

   (b)   The design of dwellings that integrate and relate internal-external living areas resulting in more pleasant and enjoyable living facilities;

   (c)   Maximum utilization and grouping of outdoor space by placing the dwelling against one of the side property lines.

      (Ord. 1989-81. Passed 1-2-90.)

   (a)   Individual single-family ZLL dwelling units shall be located on individually platted lots.

      (1)   If areas for common use of occupants of the development area shown on the plat, easements/covenants shall be made for the maintenance of the common open space and facilities as provided below. The plat shall also indicate the ZLL and easements appurtenant thereto.

      (2)   The owner of each lot sharing common areas or structures shall be jointly and severally liable through recorded easements or restrictions, to each other such owner.

      (3)   The owner of each lot abutting a ZLL shall have of record a perpetual wall/maintenance easement over the four feet of the adjacent lot sharing such ZLL, which easement shall bar any structures other than single family dwelling units constructed on such ZLL, sidewalks, driveways, fences, and roof overhangs to a maximum of twenty-four inches over the adjacent property, but any such roof overhangs shall be so designed that water runoff from such ZLL structure is limited to the easement area. Such easement shall permit all reasonable rights of ingress and egress to maintain common structures, fences, or roof overhangs extending into or adjacent to such easement area.

   (b)   Every customary accessory use shall be permitted. Fencing, walls, trellises, garages, and other similar accessing structures may be used as connecting elements between single-family dwelling on adjacent lots, subject to site plan review. Carports and utility storage structures shall not be used as connecting elements.

   (c)   No detached single-family ZLL dwelling unit shall be located on any lot which is not adjacent to another designated ZLL lot.

   (d)   A minimum of two off-street parking spaces shall be provided on each platted lot.

   (e)   Each lot shall have a clear, direct frontage on a public street.

   (f)   Any dwelling unit wall located on the ZLL shall have no windows, doors, air conditioning units or any other type of openings with the exception that with respect to a two story unit attached to a single unit, windows may be allowed on the ZLL side of the second story. Atriums or courts may be permitted on the ZLL side when the court or atrium is enclosed by three walls of the dwelling unit, and a solid wall of at least eight feet in height is provided on the ZLL side. Such wall shall be constructed of the same material as the exterior walls of the unit.

   (g)   Electrical, plumbing, heating, air conditioning and water and sewer systems for each dwelling unit shall be separate and independent of systems for other dwelling units.

      (Ord. 1991-1. Passed 2-4-91.)

   (a)   Each ZLL unit shall be designed to integrate interior and exterior living areas. The configuration of the exterior walls of each unit shall define an enclose and/or partially enclosed outdoor living areas.

   (b)   Architectural or landscaping variations shall eliminate potential visual monotony created by ZLL structures.

   (c)   Architectural and/or landscape elements shall provide a logical transition to adjoining, existing, or permitted uses.

   (d)   Clear visibility shall be provided for the driver of any vehicle backing out of the individual lots onto the adjacent roadway.

   (e)   Open space intended for the private use of each individual dwelling unit should be so located and designed as to maximize its privacy, especially in relation to adjacent dwelling units.

   (f)   Trash containers shall be screened and so designed as to be conveniently accessible to their users and collectors.

   (g)   With respect to any of the above standards, the Planning Commission may obtain and apply planning studies to assist the Planning Commission in reviewing a development plan.

      (Ord. 1989-81. Passed 1-2-90.)