Bloomberg Tower Building, New York, NY *

54 story mixed-use office and residential building in midtown Manhattan. 29-story steel-framed podium provides space for corporate offices and retail venues.  The 30th floor incorporates a structural transition to reinforced concrete construction for the slender residential tower above.  The building is 850 feet tall.  A 600-ton Tuned Mass Damper (TMD) at the top of the building helps to control movement of the tower due to wind forces.  (The building got Emporis award 2005).  * Prior Affiliation