he Arlo DC is a new 12-story, 445-room hotel to include space for a restaurant with coutyard, ground-floor bar, a penthouse pool and lounge, ground-floor retail, and a bodega. The hotel’s second floor will offer a fitness center and studios. The hotel will incorporate the District’s oldest surviving apartment building, the 1888 Harrison apartments. The historic structure’s exterior walls and cast iron supported masonry vaults will be restored and the deteriorated wood floors and roof replaced.