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GB Mainline Signalling Part 2, Module 7: Overlap Locking (English)

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GB Mainline Signalling Part 2, Module 6: Directional Controls (English)

GB Mainline Signalling Part 2 • 4m 29s

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  • GB Mainline Signalling Part 2, Module...

    Through the medium of animation with voice-over, this video covers the following topics:
    - locking overlaps
    - swinging overlaps
    - release of overlaps
    - phantom overlaps.

  • GB Mainline Signalling Part 2, Module...

    Module 8 of GB Mainline Signalling Part 2: overlap detection and Time of Operation Locking.
    Through the medium of animation with voice-over, this video covers the following topics:
    - train detection sections in overlaps
    - detection of points in overlaps
    - Time of Operation Locking.

  • GB Mainline Signalling Part 2, Module...

    Module 9 of GB Mainline Signalling Part 2: diamond crossings, trap and flank protection.
    Through the medium of animation with voice-over, this video covers the following topics:
    - trap protection
    - flank protection
    - diamond crossings.