(Special Exceptions) pursuant to 11 DCMR § 3104.1, for a special exception to allow an addition to an existing one-family dwelling under section 223, not meeting the lot occupancy (section 403), rear yard (section 404) and side yard (section 405) requirements, in the R-1-B District at premises 3127 Newark Street, N.W. (Square 2073, Lot 805).