§ 200-181. R-4 District bulk and area regulations.

The following shall be the standards for the R-4 District:

A. 

Tract development.

(1) 

Minimum tract area: five acres.

(2) 

Minimum tract frontage: 150 feet.

(3) 

Open space: For other than patio houses or single-family zero lot line detached dwellings, not less than 40% of the tract area shall contain green open space; individual lots or portions thereof shall not be construed as open space. Common open space shall conform to requirements for such open space as contained in § 200-190C of this article.

(4) 

Maximum permissible development density. The average gross density shall not exceed five dwelling units per acre.

(5) 

Maximum improvement coverage: 40%.

(6) 

Design: The standards and principles for design set forth in § 200-190A(2)(h)[2] of this article as well as those applicable provisions contained in Part 1, Site Plan Review, Part 2, Subdivision, and Part 3, Subdivision Site Plan Procedures, of this chapter, shall be used in the design of residential uses permitted in this district.

B. 

Individual lots. Requirements for individual lots shall be as follows:

		Patio/Zero Lot Line	Townhouse
Minimum lot area (square feet)		7,500	2,000
Minimum lot frontage (feet)		50	20
Minimum lot width (feet)		60	20
Minimum lot depth (feet)		60	--
Minimum yards (feet)
	Front	20	20
	Rear	10	10
	Side	0,10	10

NOTES:

Yards abutting arterial streets shall be increased by 30 feet; those abutting collector streets shall be increased by 10 feet.

Ten feet if a patio dwelling unit; one side 10 feet if zero lot line dwelling.

At end units only.

C. 

Maximum building height.

(1) 

Patio, zero lot line, townhouses or garden apartments: 2 1/2 stories, but not to exceed 35 feet.

(2) 

Mid-rise apartments: six stories, but not to exceed 70 feet.