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ELR to RailRef Correlation - ELR Codes X

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Signal Fact 21

In the Sykes’ Lock & Block system, there were usually three vertical iron rods linking each instrument on the block shelf with the lever frame below.

These were referred to as rods S, Y and X in the manufacturer’s literature, spelling the company trade mark “SYX”.

Explanation of column content is here.

ELR BR-NR Line Description RailRef
XRC   Crossrail Central Section
XRS   Crossrail South Section
XTD yes Charing Cross - Dover Western Docks SE001
SE040

 




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