In expansion of the legislative intent contained in Article
I, §
230-2, of this chapter, it is hereby declared to be the intent of this article with respect to the R-4 Medium Density Residential development, to provide regulations for residential neighborhood uses.
A. To minimize land use conflicts between residential
and commercial uses.
B. To maximize use of planned community facilities and
public utilities.
C. To protect the existing suburban homogeneous residential
character of the district.
A building or group of buildings may be erected,
altered or used, or a lot may be used or occupied for one principal
use for any of the following purposes:
A. Municipal park or recreation area owned and operated
by a governmental or quasi-governmental agency.
B. single-family detached dwelling.
C. Utility line, or any necessary governmental or public
utility use.
D. Accessory use on the same lot with and customarily
incidental to the above uses.
E. Municipal building.
[Added 12-23-2002 by Ord. No. 1153]
F. No-impact home-based businesses when accessory to a single-family dwelling in accordance with the standards set forth in §
230-23.
[Added 3-12-2003 by Ord. No. 1154]
G. Suburban transition community comprised of single-family dwellings and twin dwellings, subject to the requirements of §
230-64I.
[Added 7-24-2017 by Ord.
No. 2017-3]
For all permitted buildings and uses, and special
exception uses allowed, the following regulations shall apply:
A. Lot area.
(1) Public water and sewers. A lot area of not less than
12,000 square feet shall be provided for every principal building
hereafter erected or used in this district.
B. Lot width.
(1) Public water and sewers. A lot width of not less than
80 feet shall be provided at the building line.
(2) The minimum lot width at the ultimate right-of-way for lots shall be in accordance with the provisions of §
230-25 or §
230-26 of this chapter.
C. Building coverage. Not more than 20% of the lot area
shall be occupied by buildings.
D. Lot coverage. Not more than 25% of the lot area may
be covered by buildings, parking lots, vehicular accessways or other
impervious material.
E. Yard requirements.
(1) Front yard. There shall be a front yard on each street
which the lot abuts, measured from the ultimate right-of-way to the
building, the depth of which shall be at least 50 feet.
(2) Side yard.
(a)
Public water and sewer. There shall be two side
yards for any building or use not less than 25 feet in aggregate width
and neither less than 10 feet in width.
(3) Rear yard. There shall be a rear yard, the depth of
which shall be at least 30 feet.
F. Height requirements. The height of any principal building shall not exceed 35 feet and notwithstanding §
230-16 the height of any accessory structures or buildings shall not exceed one story in height and in no event greater than 14 feet. Accessory structures shall be permitted in rear yards only not less than seven feet from a side or rear lot line.
G. Density. The maximum achievable number of lots on a parcel shall be calculated through the environmental resource protection density determination contained in §
230-49B.
[Added 9-16-1998 by Ord. No. 1147]
H. Contiguous building envelope area. The minimum contiguous
building envelope area shall consist of not less than 2,000 square
feet.
[Added 9-16-1998 by Ord. No. 1147]
I. For a suburban transition community (STC), the following regulations
shall apply:
[Added 7-24-2017 by Ord.
No. 2017-3]
(1) STCs are permitted in qualifying areas within the R-4 Residential
District in order to improve public safety and community facilities.
An STC must create and construct at least one major infrastructure
improvement that, in the sole discretion of the Horsham Council, benefits
stormwater management or traffic flow in a large portion of the Township.
Examples of such improvements are as follows:
(a)
The construction of a public collector road to mitigate existing
traffic congestion.
(b)
The construction of off-site improvements.
(c)
The provision of stormwater management improvements that, in
the sole discretion of Horsham Council, provide a significant improvement
to the regional stormwater management systems.
(2) Site area. There shall be a minimum site area of not less than 50 acres. No more than 20% of the site area may contain resources requiring open space ratios of 100%, as contained in §
230-49B(4)(b).
(3) Lot width. The site shall have at least 1,000 feet of frontage on
either an existing or proposed collector or arterial road.
(4) Building coverage. Not more than 20% of the site area shall be occupied
by buildings.
(5) Perimeter buffer requirements. There shall be a perimeter buffer
of 35 feet where an STC abuts existing single-family dwellings or
residentially zoned land, provided that access roads may cross the
perimeter buffer. The perimeter buffer shall be owned by the Township
or, with the approval of Township Council, may be owned and maintained
by a homeowners' association.
(6) Building setbacks.
(a)
No building shall be located less than 40 feet from an existing
public street or to a proposed collector or arterial street.
(b)
Single-family dwellings shall have a minimum lot area of 10,000
square feet; a front yard on each street which the lot abuts, measured
from the right-of-way to the building, the depth of which shall be
at least 30 feet; two side yards not less than 25 feet in aggregate,
with neither less than 10 feet in width; and a rear yard of at least
30 feet.
(c)
The horizontal distance between parallel elements of buildings
shall be no less than 20 feet for twin dwellings. Twin dwellings shall
have at least 20 feet between the building and the right-of-way line
of a street; and shall have at least 40 feet from the rear of any
building to another building. Decks shall be permitted within the
forty-foot distance between buildings.
(7) Height requirements. The height of any principal building shall not exceed 40 feet. Notwithstanding §
230-16, the height of any accessory structures or buildings shall not exceed one story in height and in no event greater than 14 feet. Accessory structures shall be permitted in rear yards only and not less than seven feet from a side or rear lot line.
(8) Density. The overall density within a STC shall not exceed seven
dwelling units per acre of developable area, but in no event shall
there be more than 2.4 dwelling units per acre of gross tract area.
(9) Common open space. A minimum of 50% of the site area shall be preserved as permanent common open space and shall be permanently restricted from future development. Common open space shall comply with the applicable provisions of §
230-49. Common open space shall include walking trails that connect to existing or proposed parks and internal sidewalk systems, tot lots, or other recreational features.
(10)
Active open space. A minimum of five acres of land not restricted
by environmental features or stormwater facilities shall be provided
for active recreation or, in the alternative, the applicant shall
construct a pedestrian trail to a public park in the Township and
shall make a contribution of not less than $25,000 to the Township
for improvement of the park to which the trail leads.
(11)
An STC shall be serviced by public water and public sanitary
sewers.
(12)
Street design. Interior streets within an STC (not including
roads or streets within the development which are classified as arterial
or collector streets in the Subdivision and Land Development Ordinance)
shall provide a minimum thirty-eight-foot-wide right-of-way and a
minimum twenty-six-foot-wide cartway. Culs-de-sac shall have a fifty-foot
paved radius, and the cul-de-sac bulb right-of-way radius shall be
56 feet. The length of a cul-de-sac shall not exceed 700 feet as measured
along the centerline. There shall be a minimum two-foot grass strip
between the sidewalk and the face of the curb. Clear sight triangles
of 60 feet, as measured from the center line of the intersecting streets,
shall be provided at all street intersections.
(13)
Parking. Overflow parking areas may be perpendicular to an interior
street. One garage spot per lot may be counted toward required off-street
parking, provided a restriction against utilizing the garage as living
space is recorded against the lot.
(14)
Driveway separation. The minimum required driveway separation
to an intersection, measured from the near edge of the driveway to
the near edge of the cartway, shall be 30 feet. In instances where
a driveway is opposite a street intersection, the driveway can be
directly opposite with no setback.
(15)
Community signs. In order to identify the development, every
STC which includes the construction of a public collector road may
construct one thirty-two-square-foot community sign at both ends of
the collector road (for a total of two signs) where the collector
street intersects with an existing street.