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4 Cards in this Set
- Front
- Back
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How will protection for a line under absolute possession be arranged |
Signals held at danger by signaller at each end of possession Detonators and possession limit boards at both ends |
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During a possession what will be placed on the line and what distance |
3 detonators 20yards apart and a possession limit board placed 400metres beyond protecting signal and one 400metres and 400metres on approach side at the end of possession |
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Describe |
Possession limit board |
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What max speed must trains travel at during a possession |
Max 25mph |
