Bog Walk to Port Antonio railway

The Bog Walk to Port Antonio railway was a railway in Jamaica built to serve the banana, cacao, citrus and coconut districts of St Catherine, St Mary and Portland.

[2] The line was 54 miles (87 km) long.

[3] The ruling gradient was 1 in 63 with the line climbing approximately 550 feet (170 m) in 18 miles (29 km) (average gradient 1 in 173) from Bog Walk (approximately 250 feet (76 m)) to its summit at Highgate (approximately 800 feet (240 m)) then descending approximately 750 feet (230 m) in just 9 miles (14 km) (average gradient 1 in 63) to the Wag Water Bridge (just above sea level) and continuing for another 27 miles (43 km) more or less on the level and along the coast to Port Antonio.

[4] There were 13 stations and 15 halts:[4] There were 17 tunnels:[4] There were ten significant bridges.

[4] Approximate bridge lengths[6] are shown in the route diagram to the right.