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The Manhattan Bridge is one of the three suspension bridges that cross the East River connecting the Borough of Brooklyn with Lower Manhattan.The Manhattan Bridge planning began in 1895 with construction commencing on October 1,1901.Construction was completed and the Manhattan Bridge was opened to traffic on December 31,1909.The bridge originally carried early era motor vehicles,subways and trolleys; however,today it now carries pedestrians and bike riders,modern subways and motor vehicles.