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 600 Badminton Map CP47
ST810813
SRS diagram P53
S2434 Beachley Junction Map CI50
ST555950
SRS diagram D290
  Beanacre Map CQ43
ST900667
SRS diagram S145
S 572 Box Map CP43
ST815686
SRS diagram P61
S 662 Charfield (L.M.S.) Map CN50
ST723922
SRS diagram not available
S2436 Chepstow Station Map CI49
ST536937
SRS diagram B178
  Chepstow West Map CH49
ST536931
SRS diagram not available
S 318 Chippenham East Map CS45
ST924740
SRS diagram L241
S 319 Chippenham West Map CS45
ST919737
SRS diagram L241
S 601 Chipping Sodbury Map CN47
ST736815
SRS diagram P295
S 571 Corsham Map CQ43
ST871697
SRS diagram P61
S 316 Dauntsey Map CS45
ST992802
SRS diagram P178
  Farleigh Down Map CP43
ST801675
SRS diagram W9/34
S 313 Hullavington Map CR47
ST900828
SRS diagram P53 also L238 (1937)
S 322 Lacock Map CR44
ST902703
SRS diagram P120
S 317 Langley Crossing Map CS45
ST936751
SRS diagram P178
S 312 Malmesbury Map CS48
ST932878
SRS diagram S855
S 388 Melksham Map CQ43
ST900645
SRS diagram P120
S 664 Rangeworthy (L.M.S.) Map CN48
ST704861
SRS diagram not available
S 320 Thingley Junction Map CR44
ST902709
SRS diagram P136 also S866 (1935)
S 321 Thingley West Map CQ44
ST898704
SRS diagram P136
S2437 Thornwood Map CH49
ST537910
SRS diagram not available
S 602 Wapley Common Map CM47
ST712807
SRS diagram P295
S 663 Wickwar (L.M.S.) Map CN49
ST725891
SRS diagram not available
S2435 Wye Valley Junction Map CI49
ST546940
SRS diagram D290
S 665 Yate Main Line Junction (L.M.S.) Map CM48
ST701827
SRS diagram not available
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