In the RA-2 Residential District, the following regulations
shall apply.
A building may be erected or used and a lot may be used or occupied
for any one of the following purposes, and no other:
A. One single-family detached dwelling.
C. Accessory uses accordance with Article
XXVI, General Provisions.
D. Religious use permitted as a special exception when authorized by
the Zoning Hearing Board subject to the requirements set forth herein.
E. Cluster development as a conditional use in accordance with the regulations
herein provided.
Criteria for cluster developments. Cluster development in accordance with the development standards contained in §
282-38.2 herein shall be permitted as a conditional use subject, among other applicable regulations, to the provisions of §
282-205 on sites meeting the following criteria:
A. The tract of land to be developed shall be a minimum of 30 acres
in gross area and shall be held in single and separate ownership.
B. The planned cluster development shall be serviced by public water
and public sewer acceptable to the Board of Commissioners and subject
to the approval of the Pennsylvania Department of Environmental Protection
and any applicable local authority.
C. Not less than 20% of the total developable area of the tract and all nondevelopable area shall be preserved as common open space in accordance with the provisions of §
282-38 herein.
Cluster developments shall be developed in accordance with the
provisions for development in the RA-2 Residential District above,
except as specifically modified by this section.
A. Use regulations. In a cluster development, single-family detached
residential dwellings, open space, and recreational areas and structures
shall be permitted.
B. Density. The number of dwelling units shall not exceed 2.2 dwelling units per developable acre over the developable area of the entire tract, including that portion of the tract to be permanently reserved as common open space. This limitation shall in all cases govern density except as modified by Subsection
G.
C. Lot area. A minimum lot area of not less than 10,000 square feet
shall be provided for every dwelling. Undevelopable land shall not
be counted when calculating the minimum lot area although such undevelopable
land may be included within the individual lots, only as determined
by the Board of Commissioners. There shall be an average lot area
of not less than 11,000 square feet for the development.
D. Minimum lot width. A lot width of not less than 75 feet at the building
line shall be provided for every dwelling.
E. Yard regulations.
(1)
Front yard. There shall be a front yard on each lot, which shall
be not less than 25 feet in depth.
(2)
Side yards.
(a)
There shall be two side yards on each lot, neither of which
shall be less than 10 feet in width.
(b)
Corner lots shall be regulated by Article
XXVI.
(3)
Rear yards.
(a)
There shall be a rear yard on each lot, which shall be not less
than 25 feet in depth.
(b)
An accessory use structure, if entirely separate from the main
building and located at least 10 feet further back than the rear of
the main building, may be erected in the rear yard but shall not be
located within 10 feet of the rear or side property line.
F. Coverage regulations.
(1)
Building coverage. The total building coverage shall not exceed
30% of any lot.
(2)
Impervious coverage. The total impervious coverage shall not
exceed 40% of any lot.
G. Historic or cultural resources. In a cluster development under this
section, as a conditional use, the maximum permitted tract density
may be increased by 0.10 dwelling units per developable acre where
the tract contains one or more Township historic or cultural resources
and such Township historical or cultural resources are preserved as
a part of the development plan in a manner acceptable to the Board
of Commissioners.
H. A Township historic or cultural resource shall be defined as a site
or structure listed in the National Register of Historic Places, the
Pennsylvania Historic Resources Survey, the Montgomery County Inventory
of Historic and Cultural Resources, a listing of historic and cultural
resources compiled by the Board of Commissioners or the Planning Commission,
or other appropriate documentation acceptable to the Board of Commissioners.