2516.1If approved by the Board of Zoning Adjustment as a special exception under § 3104, two (2) or more principal buildings or structures may be erected on a single subdivided lot, subject to the provisions of this section.
2516.2This section applies to construction on a lot that is located in, or within twenty-five feet (25 ft.) of, a Residence District.
2516.3In addition to other filing requirements, the applicant shall submit to the Board, with the new application, four (4) site plans for all new rights-of-way and easements, and existing and preliminary landscaping and grading plans with approximate building footprints; provided:
(a) The applicant shall also submit, either with the original application or at a later time, final landscaping and grading plans and two (2) sets of typical floor plans and elevations; and(b) If the applicant elects to submit the plans referenced in § 2516.3(a) at a later date, the Board's original approval shall be conditional, subject to a later public hearing and final decision on the project as a whole.2516.4The number of principal buildings permitted by this section shall not be limited; provided, that the applicant for a permit to build submits satisfactory evidence that all the requirements of this chapter (such as use, height, bulk, open spaces around each building, and limitations on structures on alley lots pursuant to § 2507), and §§ 3202.2 and 3202.3 are met.
2516.5If a principal building has no street frontage, as determined by dividing the subdivided lot into theoretical building sites for each principal building, the following provisions shall apply:
(a) The front of the building shall be the side upon which the principal entrance is located;(b) Open space in front of the entrance shall be required that is equivalent either to the required rear yard in the zone district in which the building is located or to the distance between the building restriction line recorded on the records of the Surveyor of the District of Columbia for the subdivided lot and the public space upon which the subdivided lot fronts, whichever is greater;(c) A rear yard shall be required; and(d) If any part of the boundary of a theoretical lot is located in common with the rear lot line of the subdivided lot of which it is a part, the rear yard of the theoretical lot shall be along the boundary of the subdivided lot.2516.6In providing for net density pursuant to § 2516.11, the Board shall require at least the following:
(a) The area of land that forms a covenanted means of ingress or egress shall not be included in the area of any theoretical lot, or in any yard that is required by this title;(b) Notwithstanding any other provision of this title, each means of vehicular ingress or egress to any principal building shall be twenty-five feet (25 ft.) in width, but need not be paved for its entire width;(c) If there are not at least two (2) entrances or exits from the means of ingress or egress, a turning area shall be provided with a diameter of not less than sixty feet (60 ft.); and(d) The requirements of paragraphs (b) and (c) of this subsection may be modified if the Board finds that a lesser width or diameter will be compatible with, and will not be likely to have an adverse effect on, the present character and future development of the neighborhood; provided, that the Board shall give specific consideration to the spacing of buildings and the availability of resident, guest, and service parking.2516.7Where not in conflict with the Act to Regulate the Height of Buildings in the District of Columbia, approved June 1, 1910 (36 Stat. 452, as amended; D.C. Official Code §§ 6-601.01 to 6-601.09 (2001) (formerly codified at D.C. Code §§ 5-401 to 5-409 (1994 Repl. & 1999 Supp.))), the height of a building governed by the provisions of this section, in all zone districts, shall be measured from the finished grade at the middle of the front of the building.
2516.9The proposed development shall comply with the substantive provisions of this title and shall not likely have an adverse effect on the present character and future development of the neighborhood.
2516.10Before taking final action on an application under this section, the Board shall refer the application to the D.C. Office of Planning for coordination, review, and report, including:
(a) The relationship of the proposed development to the overall purpose and intent of the Zoning Regulations, and other planning considerations for the area and the District of Columbia as a whole, including the plans, programs, and policies of other departments and agencies of the District government; provided, that the planning considerations that are addressed shall include, but not be limited to: (1) Public safety relating to police and fire concerns;(2) The environment, relating to water supply, water pollution, soil erosion, and solid waste management;(5) Parking, loading, and traffic;(7) As appropriate, historic preservation and visual impacts on adjacent parkland;(b) Considerations of site planning; the size, location, and bearing capacity of driveways; deliveries to be made to the site; side and rear yards; density and open space; and the location, design, and screening of structures;(c) Considerations of traffic to be generated and parking spaces to be provided, and their impacts;(d) The impact of the proposed development on neighboring properties; and(e) The findings, considerations, and recommendations of other District government agencies.2516.11The Board may impose conditions with respect to the size and location of driveways; net density; height, design, screening, and location of structures; and any other matter that the Board determines to be required to protect the overall purpose and intent of the Zoning Regulations.
D.C. Mun. Regs. tit. 11, r. 11-2516
Final Rulemaking published at 36 DCR 5847 (August 11, 1989); as amended by Final Rulemaking published at 42 DCR 2494 (May 19, 1995); Final Rulemaking published at 47 DCR 9741-43 (December 8, 2000), incorporating by reference the text of Proposed Rulemaking published at 47 DCR 8335, 8530-31 (October 20, 2000); as amended by Final Rulemaking published at 54 DCR 3072, 3074 (April 6, 2007) Authority: The Zoning Commission for the District of Columbia (the "Commission"), pursuant to its authority under §§ 1 and 3 of the Zoning Act of 1938, approved June 20, 1938 (52 Stat. 797, 799; D.C. Official Code §§ 6-641.01 and 6-641.0 ).