sentences:  On 21 November 1845 the Governor of Jamaica James Bruce, 8th Earl of Elgin and ten carriages of passengers, pulled by the companies two locomotives "Projector" and "Patriot" built by Sharp Brothers of Manchester, travelled from Kingston to Spanish Town.The first train came after the British Government had enacted the Sugar Duties Act 1846 and just after the emancipation of slaves, meaning the sugar industry needed the efficiency that the railway would bring to the island.The construction of the first single-track section was budgeted to cost £150,000, but cost £222,250, or £15,377 per kilometre (£24,747 per mile).