805. REAR YARD (ARTS)

REAR YARD (ARTS) A rear yard shall be provided for each structure in the ARTS zones with a minimum depth as set forth in the following table: TABLE K § 805.1: MINIMUM REAR YARD Zone Minimum Rear Yard ARTS-1 15 ft. ARTS-2 15 ft. ARTS-3 2.5 inches per foot of vertical distance from the mean finished grade at the middle of the rear of the structure to the highest point of the main roof or parapet wall, but not less than 12 feet ARTS-4 2.5 inches per foot of vertical distance from the mean finished grade at the middle of the rear of the structure to the highest point of the main roof or parapet wall, but not less than 12 feet In the ARTS-1, ARTS-2, and ARTS-3 zones, a horizontal plane may be established at twenty-five feet (25 ft.) above the mean finished grade at the middle of the rear of the structure for the purpose of measuring rear yards. In the ARTS-1, ARTS-2, and ARTS-3 zones, rear yards shall be measured as follows: Where a lot abuts an alley: For that portion of the structure below a horizontal plane described in Subtitle K § 805.2, from the center line of the alley to the rear wall of the portion; and For that portion of the structure above the horizontal plane described in Subtitle K § 805.2, from the rear lot line to the rear wall of that portion immediately above the plane; and Where a lot does not abut an alley, the rear yard shall be measured from the rear lot line to the rear wall of the building or other structure. In the ARTS-4 zone, a rear yard is required only for residential uses and shall be established subject to the following conditions: A rear yard shall be established no lower than the first level of residential use; Where a lot abuts an alley, the rear yard may be measured from the center line of the alley to the rear wall of the building or other structure; and Where a lot does not abut an alley, the rear yard shall be measured from the rear lot line to the rear wall of the building or other structure. The Board of Zoning Adjustment may waive rear yard requirements pursuant to Subtitle X and Subtitle K § 813. SOURCE: Final Rulemaking published at 63 DCR 2447, 3176 (March 4, 2016 – Part 2). District of Columbia Municipal Regulations Zoning Regulations of 2016: Special Purpose Zones 11-K DCMR § 805