5444 Oak Manor Way | Variance | Section 8.4 to vary sidewalk standards | on a 1.46± acre tract located on the east side of Mount Vernon Road approximately 820 feet from its intersection with Ben Parks Road | Zoned R-1; Tax Parcel 11031 000005 | Proposed Use: 22-lot single-family subdivision | Commission District 3 | PHD Developments LLC, applicant