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D.C. Municipal Regulations (Last Updated: September 13, 2017) |
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Title 11. ZONING REGULATIONS OF 2016 |
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SubTilte 11-K. SPECIAL PURPOSE ZONES |
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Chapter 11-K8. MIXED-USE UPTOWN ARTS ZONES - ARTS-1 THROUGH ARTS-4 |
Section 11-K805. REAR YARD (ARTS)
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805.1 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
805.2 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.
805.3 In the ARTS-1, ARTS-2, and ARTS-3 zones, rear yards shall be measured as follows:
(a) Where a lot abuts an alley:
(1) 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
(2) 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
(b) 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.
805.4 In the ARTS-4 zone, a rear yard is required only for residential uses and shall be established subject to the following conditions:
(a) A rear yard shall be established no lower than the first level of residential use;
(b) 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
(c) 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.
805.5 The Board of Zoning Adjustment may waive rear yard requirements pursuant to Subtitle X and Subtitle K § 813.