90 Degree Twist Tower by Cayan at Dubai Marina AED 1 Billion

Currie & Brown mixes it up at Cayan-developed Infinity Tower in Dubai Marina
AME Info (press release) - United Arab Emirates
... Currie & Brown oversaw the continuous pouring of 7000m3 of concrete to create the 3m thick basement raft slab, including 1900 tonnes of steel reinforcement, that will support the iconic Infinity Tower currently under construction at Dubai Marina. ...Cayan Investment and Development to build the world's tallest tower featuring a 90 degrees twist. ...Commenting on the challenges that the unique design presented, Ahmad Kasem, Development Director at Cayan Investment & Development praised the team involved saying: "Infinity Tower presents unique and complex challenges to everyone involved in this magnificent project. ...

is a skyscraper under construction by Palma Real Estate in Dubai, United Arab Emirates. Construction of the 330 metres (1,083 ft) building began in February 2006 and when completed in 2009 will have 80 stories and be the world's tallest high rise building with a twist of 90˚. The official web site of Infinity Tower