Sheffield City Centre Kelham Island Quarter. In the 21st century it has become dominated by new office developments and apartment complexes. The Riverside Exchange and West Bar developments are a significant part of this change and have seen the area transformed dramatically. Also in this area is the St Vincent Quarter which lies on the opposite bank of the River Don to the Riverside Exchange area. The Sheaf Valley Area, surrounding the River Sheaf, is dominated by Sheaf Square/Sheffield Station and the Cultural Industries Quarter (CIQ). Sheaf Square, which has been completely redeveloped in recent years, now serves as gateway to the city
Sheffield City Region Combined Authority Sheffield City Region Combined Authority The Sheffield City Region Combined Authority (formally the Barnsley, Doncaster, Rotherham and Sheffield Combined Authority) is the combined authority for South Yorkshire in England, with powers over transport (public transport and major trunk roads only), economic development and regeneration. The combined authority does not formally cover all of the "Sheffield City Region" as it does not include areas of northern Derbyshire and Nottinghamshire which are part of the city region. However the district councils of those areas of Derbyshire and Nottinghamshire are represented on the combined authority as non-constituent members. The authority's first mayoral election