Gary Barnett's Extell Development is is a cruising through construction on One Manhattan Square, the 850' residential skyscraper project being developed at 252 South Street. The tower is now close to halfway up and is on track for a 2019 completion. Construction is moving smoothly despite a lawsuit from Con Edison alleging construction on the tower destroyed a nearby steam main and caused $4 million of damage. One Manhattan Square will feature 815 residential units which start at $1.2 million for a 1 bedroom, and range up past $4.4 million for a 3 bedroom in terms of current listings. A duplex has previously sold in the tower for $13 million. The building is designed by Adamson Associates with interior design by Meyer Davis Studio and lush landscaping around the property by West 8. One Manhattan Square features 100,000 SF of indoor and outdoor amenities including a sports club, full court basketball court, bowling alley, squash court, golf simulator, fitness center, spa, tranquility garden, 75' indoor swimming pool, hot tub, wine room with cellar bar and lounge, billiard room, cigar room, children's room, private motor court, and 24 hour doorman and concierge amongst others in this extremely highly amenitiezed building.