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
S1828 Aberdylais Map CK199
SS776994
SRS diagram L223
S1923 Cadoxton Sidings Map CJ199
SS760987
SRS diagram X21
  Cefn Mawr Map CN200
SN800005
SRS diagram not available
S1924 Cilfrew Map CL201
SN776007
SRS diagram X21
S1927 Crynant Map CN203
SN795048
SRS diagram P152 (1938)
S1988 Glais Junction (L.M.S.) Map CF201
SN704009
SRS diagram not available
S1974 Gurnos Junction (L.M.S.) Map CK206
SN773094
SRS diagram S860
S1827 Melyncourt Sidings Map CP201
SN821021
SRS diagram L223
S1922 Neath Yard Map CJ199
SS754983
SRS diagram X21 (c. 1957)
S1830 Neath and Brecon Junction Map CJ199
SS750980
Click here for Box diagram for 1956 and 1969.
SRS diagram not yet available
S1986 Pontardawe South (L.M.S.) Map CG202
SN722033
SRS diagram D343
S1985 Pontardawe Station (L.M.S.) Map CH202
SN725036
SRS diagram D343
S1825 Resolven East Map CQ201
SN836031
Click here for Box diagram for 1950 as well as the mechanical locking table and the dog chart.
SRS diagram D69
S1826 Resolven West Map CQ201
SN830026
SRS diagram D69
S1930 Ynisdawley Map CO205
SN815082
SRS diagram P152
S1980 Ynisygeinon Junction Map CJ205
SN764074
SRS diagram D123
S1982 Ynisygeinon Sidings (L.M.S.) Map CJ204
SN755065
SRS diagram D123
S1979 Ystalyfera (L.M.S.) Map CK206
SN770090
SRS diagram not available
S1949 Ystradgynlais Map CM206
SN792095
SRS diagram not available
Prices are shown here.