/ /1871 | Sunderland, West Hartlepool and Middlesbrough Railway Two similar independent lines were proposed in response to the North Eastern Railway's Wellfield to Stockton route. |
01/03/1880 | North Eastern Railway Carlton South Junction to Wellfield, and east to north curve at Carlton opened. |
/ /1901 | North Eastern Railway Carlton curve installed to Leeds Northern route between Eaglescliffe and Stockton. Plan to open route to Wellfield as secondary mainline. |
02/11/1931 | North Eastern Railway Carlton to Wellfield closed to passengers. |