Pursuant to 11 DCMR Subtitle X, Chapters 9 and 10, for special exceptions under the zone boundary line extension requirements of Subtitle A § 207.2, and the closed court area requirements of Subtitle G § 1200.4, and variances from the zone boundary line extension requirements of Subtitle A § 207.2, and the drive-aisle requirements of Subtitle C § 711.6, to construct a mixed-use building with ground floor retail in the MU-4 and R-1-B Zones at premises 2027 Rhode Island Avenue, N.E. (Square 4217N, Lot 3).