Kingston to Montego Bay railway
The Kingston to Montego Bay railway was the main railway in Jamaica, which from 1845 to 1992 linked the capital Kingston with the second city Montego Bay, passing en route most of the major towns. Construction, operation and closure. The first of (standard gauge) track were laid from Kingston to Angels (just north of Spanish Town) in 1845 at a cost of £222,250, or £15,377 per mile against a budgeted cost £150,000. An extension from Spanish Town to Old Harbour was added in 1869 at a cost of £60,000. A further  extension from Old Harbour to Porus was added in 1885 at a cost of around £187,000. The final from Porus to Montego Bay was completed in 1895. Much of the line closed in October 1992 when all passenger traffic on Jamaica's railways abruptly ceased. Some sections remain in use for bauxite and aluminium freight while the section from Montego Bay to the Appleton Estate remained open for a while as a tourist attraction. Gradients and curvature. From Kingston the line ran west along the coastal plain, within of sea level, for about before starting a gentle climb over  from Bodles to near Lancaster Halt. From here there was a plateau for about to the Milk River and the start of the climb through Scotts Pass and Porus to just north of Kendal. Between Kendal and Mile Gully the line reaches its summit at around ; in this section the ruling curvature was and the ruling gradient was 1 in 30 (3.33%). From Mile Gully there was a gentle descent over to near Raheen. From here the line ran on the level across the Appleton Plain to Maggotty and the start of a climb to near Stonehenge. From here to  Catadupa the line ran on the level then descended to at Seven River. Another level section brought it to Long Hill Tunnel and the final descent into Montego Bay. Stations and Halts. There were 22 stations and 17 halts:<ref name="mtw03/04">Annual Transport Statistics Report: Jamaica in Figures 2003-2004 , Ministry of Transport and Works, July 2005, Table 3.5 - Mileage for JRC Stations, Halts & Sidings in relation to the Kingston Railway Terminus 2003-2004.</ref> Tunnels. There are 13 tunnels on the line: Bridges. There were 51 significant bridges and one viaduct on the line Junctions. There were three branch line junctions , three railway works junctions and four estate railway junctions on the line: Branch lines Railway works Estate railways Bauxite lines Piers