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Devonshire Tunnel

Devonshire Tunnel is on the closed Somerset & Dorset Joint Railway main line, between Midford and Bath Green Park railway stations, below high ground and the southern suburbs of Bath, England, emerging below the northern slopes of Combe Down village. It opened in 1874 and was named after the road called Devonshire Buildings which lie immediately above the tunnel.

Devonshire Tunnel
Devonshire Tunnel portal on opening day.jpg
Devonshire Tunnel West Portal
Line Somerset & Dorset Joint Railway
Location c. 2.0 miles from Bath Green Park
OS grid reference
Opened 1874
Closed 1966 (railway)
Owner Wessex Water
Length 447 yards (409 m) approx.
No. of tracks Single
Grade mostly 1 in 50 (2%) ascending towards Midford (away from Bath)[1]

It now forms one of the eponymous tunnels in the Two Tunnels Greenway.


The tunnel had a gradient of 1 in 50,[1] on a line where the ruling gradient was also 1 in 50.


  1. ^ a b "Image gradient profile". Two Tunnels Shared Path. Archived from the original on 13 August 2014. Retrieved 12 August 2014.

Coordinates: 51°22′10″N 2°21′56″W / 51.3695°N 2.3655°W / 51.3695; -2.3655