Sec. 78-50.5

No structure shall exceed 30 feet at the right-of-way line, and the height of the structure shall increase no more than one foot of additional height for each foot of horizontal distance from the ROW line, or the height of the structure shall not exceed the distance between the structure and any abutting land that is in a single-family detached zoning district. The height of buildings located within 100 feet of existing residential development or undeveloped land in a residential zoning district shall not exceed the maximum height permitted for residential structures in the adjacent residential zoning district.

The town council may permit an increase in height by up to 50 percent and floor area ratio by up to 100 percent if the PD-B development includes all of the following: additional open space, special attention to site perimeter buffer and landscape features, unique features and amenities, structured or underground parking, transportation demand management techniques, exceptional exterior building design, floodplain dedication.

As an option, the landmark business provisions shall apply to any development within 1,500 feet of the northern boundary of the Dulles Toll Road or the western boundary of the Fairfax County Parkway when the development is located within the planned development business district. Special exception may permit increase in height and floor area ratio, provided resulting FAR does not exceed 1.0, height does not exceed 100 feet, setback at least equivalent to height, minimum 50% open space, no part of structure within 500 feet of residential development, no part more than 1,500 feet from the road, TDM techniques used, and at least 50% of parking spaces inside a structure.

Any part of the project area not used for buildings or other structures, parking, loading or access ways shall be landscaped with grass, trees and/or shrubs. Landscaping shall be used to break up and screen interior elements.

PD-B district may only be applied to lands that comprise a minimum of two acres.

There is no minimum lot area in the PD-B district. The lot area shall be such that development meets standards in Article V, Development Standards, and all other applicable standards.

Up to 25 percent of the required open space may occur within the street right-of-way when developed with streetscape design including minimum streetscape width of 25 feet, sidewalk and trail improvements, landscaping features, bus stop shelter, and placement of all overhead utility wires underground.

Yards, fences, walls and/or vegetative screening shall be provided where needed to protect residential districts or public streets from undesirable views, lighting, noise or other off-site influences. Outdoor storage, extensive off-street parking areas and service areas shall be effectively screened.

Principal vehicular access points shall be designed to encourage smooth traffic flow with controlled turning movements and minimum hazards. Left-hand storage, right-hand turn lanes, and raised medians shall be required where needed. Local streets and minor collector streets shall not be connected to encourage through traffic.

The commercial display and sale of vehicles is generally prohibited in the PD-B district but the sale of individually owned vehicles may be permitted pursuant to section 78-80.4(p).

Adjacent to nonresidential uses, the width of the side and rear yard shall be equivalent to the buffer and screening requirements specified in Article XI, Development Standards.

Adjacent to residential uses, the width of the side and rear yard shall be equivalent to the height of the building, as measured from its highest point.

No off-street parking or loading area shall be closer than 60 feet from any residential zoning district boundary.

There is no setback requirement in the PD-B district.