RISC OSMap of G.W. SignalboxesRISC OS
http://www.svrsig.org/gwmap/GWMap.htm
Sxxxx numberSignal Box nameView on map squareOther information including SRS diagram number
S 425 Axbridge Map CG40
ST432547
SRS diagram D492 (c. 1950)
S 702 Claverham Map CF42
ST444673
SRS diagram D171
S 428 Congresbury Map CF42
ST432638
SRS diagram D285
S 707 Huish Crossing Map CE42
ST401646
SRS diagram D513
  Nailsea and Backwell West Map CF42
ST472689
SRS diagram D82
S 708 Puxton and Worle Map CD41
ST376630
SRS diagram D513
S 427 Sandford and Banwell Map CF41
ST416595
SRS diagram D285
S 703 Yatton East Map CF42
ST428663
SRS diagram D171
S 704 Yatton West Map CF42
ST422659
SRS diagram P118
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