Outrigger Design for High-Rise Buildings - 9781138405349

CRC Press

Outrigger Design for High-Rise BuildingsAuthor(s): Hi Sun Choi, Goman Ho, Leonard Joseph, Neville Mathias, Ctbuh\nFormat: Hardback\nPublisher: Taylor & Francis Ltd, United Kingdom\nImprint: Routledge\nISBN-13: 9781138405349, 978-1138405349\nSynopsis\nOutrigger systems are rigid horizontal structures designed to improve a buildings stability and strength by connecting the building core or spine to distant columns, much in the way an outrigger can prevent a canoe from overturning. Outriggers have been used in tall, narrow buildings for nearly 500 years, but the basic design principle dates back centuries. \nIn the 1980s, as buildings grew taller and more ambitious, outrigger systems eclipsed tubular frames as the most popular structural approach for supertall buildings. Designers embraced properly proportioned core-and-outrigger schemes as a method to offer far more perimeter flexibility and openness for tall buildings than the perimeter moment or braced frames and bundled tubes t.