Supertall

270 Park Avenue

270 Park Avenue’s First Office Levels Begin Formation in Midtown East, Manhattan

Construction has reached the first office levels of JP Morgan Chase‘s new 1,388-foot supertall headquarters at 270 Park Avenue in Midtown East. Steel assembly on the gargantuan ground floor has reached the eastern end of the rectangular parcel, while the rest of the flaring diagonal columns complete the outline of the base. This week, workers began to weld the first set of vertical columns and diagonal beams above the ground floor, which will become trading floors in the first tier of floor plates in the 2.5-million-square-foot behemoth. Tishman Construction is the general contractor for the project, located between Park and Madison Avenues and 47th and 48th Streets.

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9 DeKalb Avenue Approaches Supertall Status in Downtown Brooklyn

Construction is continuing to rise on 9 DeKalb Avenue, a 93-story residential skyscraper in Downtown Brooklyn, as the structure nears the 984-foot-tall threshold that will make it the first supertall in the outer boroughs. Designed by SHoP Architects and developed by JDS, the 1,066-foot-tall project will yield 450 rental apartments and 150 condominiums above a retail podium bound by Flatbush Avenue Extension to the northeast, Fleet Street to the northwest, the landmark Dime Savings Bank of Brooklyn to the southwest, and DeKalb Avenue to the south.

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Ticket Sales Launch for SUMMIT One Vanderbilt, Experiential Observatory in Midtown East

Ticket sales launched yesterday for SUMMIT One Vanderbilt, the newest observatory in Manhattan located in the crown of One Vanderbilt in Midtown East. SUMMIT One Vanderbilt is a 65,000-square-foot, four-level entertainment space atop the 1,401-foot-tall commercial supertall developed by SL Green Realty and designed by Kohn Pedersen Fox. Interiors were designed by Snøhetta, with the immersive walk-through art experience designed by Kenzo Digital.

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YIMBY Checks Up On The World Trade Center Site Upon The 20th Anniversary of 9/11, In Financial District

As New York City and the United States remembers and commemorates the 20th anniversary of 9/11, YIMBY once again takes a look at the sacred 16-acre World Trade Center site, which holds the two square footprints of the former Twin Towers that are part of the 9/11 Memorial and Museum. We focus on the active and ongoing construction of the Ronald O. Perelman Performing Arts Center, St. Nicholas Greek Orthodox Church, and the current state of Two and Five World Trade Center. All of which are, or are around, the former trapezoidal superblock that held six of the original World Trade Center buildings bound by West, Vesey, Church, and Liberty Streets.

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Demolition Imminent for KPF-Designed Supertall at 343 Madison Avenue in Midtown East, Manhattan

Demolition work is ramping up at 343 Madison Avenue, site of a 1,050-foot commercial supertall in Midtown East. Designed by Kohn Pedersen Fox and developed by Boston Properties, the 754,120-square-foot structure will yield 748,618 square feet of office space, 2,130 square feet of retail space, and 2,372 square feet of subterranean circulation paths to Grand Central Terminal and the future East Side Access project. The skyscraper is replacing a 105-year-old 15-story building between East 44th and 45th Streets that formerly housed the Metropolitan Transportation Authority headquarters.

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