Time to signal change

ALAN WILLIAMS challenges current disruptive and increasingly unaffordable methods of resignalling and suggests how lesser-used lines, and particularly single-track lines, might be cost-effectively signalled in the future

New signal, redundant box: Northern’s No 156486 on a Bishop Auckland to Saltburn service approaches Middlesbrough station on 18 November 2021. The new signal in the foreground had just been commissioned, while control has transferred from Middlesbrough signal box to York Rail Operating Centre.
Tony Winward

In the early hours of Sunday 18 October 1936, the 00.35 to Hampton Court was signalled out from Waterloo by the then existing semaphore signalling.

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