
Lifting a giant off the street
The greenest supertall in the skyline
The ghost of Union Carbide
Norman Foster's high tech lineage
YOUR GOAL
Master of The three billion dollar fan trick at 270 Park Avenue
marcus 270 Park Avenue
We are floating on a fan of steel, eighty feet over the train tracks below!

marcus Position the fan columns to learn how engineers lift a giant skyscraper off the street.
Train track puzzle: Below 270 Park Avenue, trains pass through active tunnels every few minutes, requiring the tower's massive columns to thread perfectly between the tracks.
A structural member or beam that projects horizontally and is supported at only one end. At 270 Park Avenue, a cantilevered base suspends the tower eighty feet above the street.
marcus Foster + Partners designed a visible bronze diagrid skeleton for this skyscraper.
Why did the architects of 270 Park Avenue lift the tower eighty feet off the ground?
marcus Architect Norman Foster suspended a massive Midtown Manhattan skyscraper above the street.
By how much did the new design of 270 Park Avenue increase the outdoor public space at street level compared to the old building?
What complex underground challenge did the structural engineers face when building 270 Park Avenue?
Which engineering firm served as the structural engineer of record for 270 Park Avenue?
What material is used to clad the striking diagonal bracing on the exterior of 270 Park Avenue?

