 By August 1874, the arches had been keyed and the last stone was laid by the end of the year.A single track was laid over the viaduct and on 6 September 1874 the first train carrying passengers was hauled across by the locomotive "Diamond".On 3 August 1875, the viaduct was opened for freight traffic and on 1 May 1876, the whole line opened for passenger services, following approval by Colonel F. H. Rich from the Board of Trade.