1 Spinningfields (formerly 1 Hardman Square) is a proposed 90m office tower which would be located in the Spinningfields district of Manchester city centre, Manchester in the United Kingdom.The development was previously known as 1 Hardman Square which was a 140-metre skyscraper but was cancelled in 2009. The development was revived in 2014 with a 90-metre office tower and the revised design gained planning approval in May 2014.