Buses in London runs through the Strand Underpass), in May 2009. The last were withdrawn on 9 December 2011. In May 2010 Mayor of London Boris Johnson unveiled the design of the New Routemaster, the proposed replacement for the Routemaster as an iconic standard bus for exclusive use in London. The buses, designed by Heatherwick Studio and built by Wrightbus feature two staircases, three doors and an open platform allowing passengers to hop on and off, and commenced operating in 2012. In December 2011 the British car magazine "Autocar" road-tested the New Routemaster. It said it had "brilliant economy and an interior to
Mayor of Bristol Liverpool and Salford. Following the passage of The City of Bristol (Mayoral Referendum) Order 2012 by the United Kingdom Parliament in February 2012, a referendum was announced for 3 May 2012. Nine other cities also held referendums on the same day: Birmingham, Bradford, Coventry, Leeds, Manchester, Newcastle upon Tyne, Nottingham, Sheffield and Wakefield. In addition, Doncaster Borough Council voted to hold a referendum on the same day to decide whether or not to retain their existing elected mayoral system, having been one of the earliest authorities to adopt the mayoral system in 2001. Campaigning groups supporting (A Mayor for Bristol)