AEWORLDMAP.COM (3,000+ posts)

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Building: 220 Central Park South

Address: 220 Central Park South
Design Architect: Robert A.M. Stern Architects
Executive Architect: SLCE (Schuman, Lichtenstein, Claman & Efron) Architects
Structural Engineer: DeSimone Consulting Engineers
MEP Engineer: Cosentini Associates
General Contractor: Lendlease Corporation
Environmental Engineer: Langan Engineering
Facade Engineer: Enclos Corp.
Client/owner: Vornado Reality trust

Completion: 2019
Program: Luxury, Residential
Floors: 65 floors above ground, 3 floors below ground
Height: 950 ft tall, though only 906 ft is occupied for intended use
Dimensions: 53 ft wide, 128 ft long, with plan area approximately 7500 ft²
Slenderness ratio: exceeds 18:1Square footage: 430,000 ft²

AE Interests: 
Facade Material: Alabama silver shadow limestone | Slab concrete strength: not exceeding 10ksi for slabs | Concrete for moment frames and shear walls strength: 10-14ksi | Reinforcing Steel grade: Grade 75 #11 to grade 80 #20 | Damper system: mass damper system of 1100 tons, 25 ft³, 6.5% damping | Steel elements are hidden in spandrel beams | emphasis on stiffer base, seen in how lower floors share shear walls as well as moment frames | upper floors use only moment frames | Architectural reasons push the building to have four columns for the moment frame.

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