In expansion of the declaration of legislative intent and the statement of community development objectives contained in Article I, the specific intent of this district is to:
A. 
Promote the maintenance, stability, and continued viability of the Borough's low density residential neighborhoods.
B. 
Provide for appropriate infill and new development, along with appropriate redevelopment.
[Amended 7-12-2006 by Ord. No. 519; 3-7-2007 by Ord. No. 526]
In the R-3 District, a building may be erected, altered or used and a lot may be used or occupied for any of the following purposes and no other:
A. 
Single-family detached dwelling.
B. 
Single-family semidetached dwelling (twin), provided that the dwelling with which it has a party wall in common is erected at the same time.
C. 
Two-family detached dwelling (duplex).
D. 
Single-family attached dwelling, provided that row dwellings shall be constructed in series of not more than six dwelling units and that all units of the series shall be constructed at the same time.
E. 
Mobile home park, pursuant to § 14-1306[1] of this article.
[1]
Editor's Note: So in original.
F. 
Public park, playground and other outdoor recreational areas not operated commercially for profit and owned by a governmental or nonprofit agency.
G. 
Attached duplex.
H. 
Family day-care home in compliance with § 680-56 of this chapter.
I. 
Accessory uses, in compliance with § 680-45 of this chapter.
J. 
Student homes are permitted when authorized as a special exception subject to the following provisions and the provisions of § 680-71:
(1) 
Shall be located in an existing SFD or twin.
(2) 
Shall have no more than three residents per student home.
(3) 
Shall have a floor area of at least 1,500 square feet, exclusive of basements, garages, and accessory buildings.
[Amended 7-12-2006 by Ord. No. 519]
The following dimensional regulations shall apply:
See Dimensional Regulations included as an attachment to this chapter.
No building shall exceed 35 feet in height.
[Amended 7-12-2006 by Ord. No. 519]
These standards apply to all such developments unless listed.
A. 
Building setbacks.
(1) 
For other than fee simple ownership; property line other than a street property line or street right-of-way: 30 feet.
(2) 
For all types of ownership.
(a) 
From primary arterial road: 60 feet.
(b) 
From collector road: 50 feet.
(c) 
From residential road: 25 feet.
(d) 
From private road: 25 feet.[1]
[1]
Editor's Note: Original Subsection A(2)(e), regarding the twenty-foot setback requirement from parking areas other than a driveway or garage, which immediately followed this subsection, was repealed 7-3-2013 by Ord. No. 559.
(3) 
Adjoining building front. No more than two adjoining building facades to have same setback; minimum difference between two facades shall be four feet.
B. 
Building length: 150 feet, but in no event greater than six dwelling units per building.
C. 
Spacing between buildings.
(1) 
Front to front: 60 feet.
(2) 
Side to side (without windows): 20 feet.
(3) 
Side to side (with windows): 30 feet.
(4) 
Side to front/back: 40 feet.
(5) 
Back to back: 60 feet.
D. 
Open space: 40% of the site area, half of which must be usable passive or active recreation areas, exclusive of front or side yards and stormwater basins. Preservation of existing natural amenities is encouraged. Open space should be interconnected. Maintenance shall be secured and funded by the lot owners individually or through a homeowners' association.
E. 
Buffer yard.
(1) 
There shall be a landscaped buffer yard established between the perimeter of the tract to be developed and the dwellings. The minimum width of this buffer yard shall be 25 feet. The purpose of the buffer yard is to adequately buffer the development from adjoining properties. The landscaping in this buffer yard shall be continuous and uninterrupted except for streets, driveways, or sidewalks.
(2) 
Existing healthy trees, shrubs, or woodlands may be substituted for part of all of the required buffer yard at the discretion of the Borough Council upon the recommendation of the Planning Commission. The minimum quantities and/or visual effect of the existing vegetation shall be equal to or exceed the required buffer or screen.
F. 
Parking areas. Parking areas shall be set back at least 30 feet from all perimeter boundaries.
G. 
Maximum residential density: 12 dwelling units per acre.
All parking spaces and all sign erected in the R-3 Residential District shall be in accordance with Article IX, Off-Street Parking, and Article XXIII, Signs, of this chapter.