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  2. Signal boxes that are listed buildings in England - Wikipedia

    en.wikipedia.org/wiki/Signal_boxes_that_are...

    Hebden Bridge signal box A number of signal boxes in England are on the Statutory List of Buildings of Special Architectural or Historic Interest. Signal boxes house the signalman and equipment that control the railway points and signals. Originally, railway signals were controlled from a hut on a platform at junctions. In the 1850s, a raised building with a glazed upper storey containing ...

  3. Category:Signal boxes in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/Category:Signal_boxes_in...

    Roydon railway station; Y. York IECC This page was last edited on 15 September 2014, at 21:16 (UTC). ... Category: Signal boxes in the United Kingdom.

  4. UK railway signalling - Wikipedia

    en.wikipedia.org/wiki/UK_railway_signalling

    A British Upper Quadrant semaphore signal. In the days of the first British railways, "policemen" were employed by every railway company. Their jobs were many and varied, but one of their key roles was the giving of hand signals to inform engine drivers as to the state of the line ahead. [3]

  5. Signalling control - Wikipedia

    en.wikipedia.org/wiki/Signalling_control

    The signal box provided a dry, climate-controlled space for the complex interlocking mechanics and also the signalman. The raised design of most signal boxes (which gave rise to the term "tower" in North America) also provided the signalman with a good view of the railway under his control. The first use of a signal box was by the London ...

  6. Rail operating centre - Wikipedia

    en.wikipedia.org/wiki/Rail_operating_centre

    The ROC is the building on the left with the black Network Rail logo. A rail operating centre (ROC) is a building that houses all signallers, signalling equipment, ancillaries and operators for a specific region or route on the United Kingdom's main rail network. The ROC supplants the work of several other signal boxes which have thus become ...

  7. Railway semaphore signal - Wikipedia

    en.wikipedia.org/wiki/Railway_semaphore_signal

    In the UK multiple signal wires were grouped together, and in station areas were commonly routed beneath platform faces just above rail level. The operation of a single signal wire would cause some of the adjacent wires to 'jangle', and this noise was one of the many characteristic sounds of railway travel until the gradual introduction of ...

  8. Railway signal - Wikipedia

    en.wikipedia.org/wiki/Railway_signal

    A railway signal is a visual display device that conveys instructions or provides ... Often these levers were placed in a special building, known as a signal box (UK) ...

  9. Railway block code - Wikipedia

    en.wikipedia.org/wiki/Railway_block_code

    The railway block signalling bell code is a system of bell sounds used in Great Britain to communicate between manually operated Signal Boxes in implementing the railway block system. (The bell system is not used in modern power signal boxes, other than to any older adjacent signalboxes.)