sentences:  The first stone was laid by the Marquess of Westminster on 1 October 1827.The unfinished bridge was formally opened by Princess Victoria of Saxe-Coburg-Saalfeld and her daughter, Princess Alexandrina Victoria of Kent (later Queen Victoria), who were driven through a triumphal arch staged on its roadway to a 21-gun salute on 17 October 1832.Construction was finally completed in November 1833, and a toll imposed to pay the £50,000 () construction costs, a large sum at the time.