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1B09 0948 London Paddington to Carmarthen
Departing on 8th January 2026

operated by
Great Western Railway
10 coaches
London Paddington - Swansea
800033
800023
5 coaches
Swansea - Carmarthen
800023
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
London Paddington [PAD]
Pathed as Class 80x on electric at 125mph
9
0948
0948
0950¾
+2
3
Royal Oak Junction
pass
0949
pass
0952¼
+3
3
2
Portobello Jn (London)
pass
0950
pass
0953½
+3
Ladbroke Grove
pass
0951
pass
0954
+3
2
DM
Old Oak Common East
pass
0951½
pass
0955
+3
Old Oak Common West
pass
0952
pass
0955½
+3
Friars Jn
pass
0952½
pass
0955¾
+3
Acton Main Line [AML]
pass
0953
pass
0956¼
+3
Acton West
pass
0953½
pass
0956¾
+3
ML
ML
Ealing Broadway [EAL]
1
pass
0954
pass
0957
+3
West Ealing [WEA]
pass
0954½
pass
0957½
+3
West Ealing Junction
pass
0954½
pass
0957½
+3
Hanwell [HAN]
pass
0954½
pass
0958
+3
Southall East Jn
pass
0955½
pass
0958¾
+3
Southall [STL]
1
pass
0955½
pass
0959¼
+3
Southall West Jn
pass
0956
pass
0959¼
+3
Hayes & Harlington [HAY]
1
pass
0956½
pass
1000
+3
Heathrow Airport Jn
pass
0956½
pass
0959¾
+3
ML
Stockley Junction
pass
0957
pass
1000¼
+3
West Drayton East
pass
0957½
pass
1000½
+3
West Drayton [WDT]
1
pass
0957½
pass
1001
+3
West Drayton Jcn
pass
0957½
pass
1001¼
+3
Iver [IVR]
1
pass
0958
pass
1001¾
+3
Langley [LNY]
1
pass
0959
pass
1002¾
+3
Dolphin Jn
pass
0959½
pass
1003
+3
Slough [SLO]
2
pass
1000
pass
1004
+4
ML
Slough West
pass
1000½
pass
1004¼
+4
Burnham [BNM]
pass
1001½
pass
1005¼
+4
Taplow [TAP]
1
pass
1002
pass
1006¼
+4
Maidenhead East
pass
1002½
pass
1007
+4
Maidenhead [MAI]
1
pass
1003
pass
1007½
+4
Ruscombe
pass
1006
pass
1009½
+3
Twyford [TWY]
1
1
pass
1006½
pass
1010¼
+3
ML
Twyford West
pass
1007
pass
1010¾
+3
Kennet Bridge Jn
pass
1009½
pass
1013
+3
Reading Main Line East
pass
1010
pass
1013¾
+3
Reading [RDG]
9
1011
1013
1011
1013
1015
1016
+3
DM
DM
Reading Main Line West
pass
1013½
pass
1016¾
+3
Reading High Level Jn
pass
1014
pass
1017½
+3
ML
Tilehurst East Jn.
pass
1015
pass
1018½
+3
Tilehurst [TLH]
1
pass
1015
pass
1018¾
+3
Pangbourne [PAN]
pass
1017
pass
1020
+3
Goring & Streatley [GOR]
1
1
pass
1019
pass
1021¾
+2
ML
Cholsey [CHO]
1
pass
1021
pass
1023½
+2
Moreton Cutting
pass
1023
pass
1024¾
+1
Didcot East Jn
pass
1024
pass
1025¼
+1
Didcot Parkway [DID]
½
1
pass
1024
pass
1025¾
+1
Didcot West End
pass
1024
No report
Foxhall Jn [XJF]
pass
1024½
pass
1026
+1
Milton Junction
pass
1025½
pass
1026½
+1
Steventon
pass
1026
pass
1027¼
+1
Wantage Road
pass
1028½
pass
1031
+2
Challow
pass
1030½
pass
1033¾
+3
Uffington (Oxfordshire)
1 1½
pass
1031½
pass
1035
+3
Bourton
pass
1036
pass
1037¾
+2
Swindon South Marston Jn
pass
1037½
pass
1039
+1
Swindon Stratton Green
pass
1038½
pass
1040
+1
Highworth Jn
pass
1039
pass
1040¼
+1
Swindon East Loop
pass
1039
pass
1041½
+2
Swindon [SWI]
4
1040
1042
1040
1042
1042¼
1044
+2
DM
DM
Rushey Platt
pass
1043½
pass
1045½
+2
Wootton Bassett Jn
pass
1046½
pass
1048½
+2
DM
DB
Little Somerford
pass
1050½
pass
1052½
+2
Hullavington
1
pass
1053
pass
1055
+2
Badminton
pass
1056½
pass
1057¼
+1
Chipping Sodbury
pass
1059
pass
1100
+1
Westerleigh Jn
pass
1100½
pass
1101¾
+1
Bristol Parkway [BPW]
1
2
1103
1105
1103½
1105
1105½
1106¾
+1
DB
DT
Patchway [PWY]
2
pass
1107½
pass
1108½
+1
Pilning [PIL]
2
pass
1110
pass
1111¼
+1
Severn Tunnel East
pass
1111
pass
1112½
+1
Severn Tunnel West
pass
1114½
pass
1116
+1
Severn Tunnel Junction [STJ]
3
pass
1115½
pass
1117½
+2
DT
DM
Magor
pass
1117
pass
1119
+2
Llanwern West Jn
pass
1120½
pass
1122¾
+2
East Usk Jn.
pass
1121
pass
1123¼
+2
Maindee East Jn
2
pass
1122
pass
1124½
+2
ML
Maindee West Jn
1
pass
1124½
pass
1125¼
Newport (South Wales) [NWP]
2
1127
1128
1126½
1128
1126½
1128
DM
DM
Gaer Jn
pass
1129½
pass
1130
DM
Ebbw Jn
pass
1130½
pass
1130¾
DM
DM
Marshfield
pass
1133
pass
1133½
Rumney River Bridge Jn
pass
1136
pass
1136
Pengam Jn
pass
1136
pass
1136½
Moorland Road Junction
1
pass
1136½
pass
1137¼
DM
DR
Long Dyke Jn
pass
1138
pass
1138¼
E
Cardiff East
pass
1139½
pass
1139½
DR
E
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1140
1142
1140½
1142½
1140¾
1143
E
D
Cardiff West
pass
1143½
No report
Leckwith North Jn
pass
1145½
pass
1146¼
D
DM
St Fagans L C
pass
1147½
pass
1148¾
+1
Miskin
pass
1151½
pass
1152¾
+1
Pontyclun [PYC]
1
pass
1153½
pass
1154½
+1
Llantrisant [LTI]
pass
1154
No report
Llanharan [LLR]
2
pass
1155½
pass
1156¾
+1
Pencoed [PCD]
1
pass
1157½
pass
1158¾
+1
Tremains
pass
1200
pass
1200¾
+1
Bridgend [BGN]
1
1201
1202
1201
1202½
1202½
1204
+1
DM
DM
Stormy
pass
1207
pass
1209
+2
Pyle [PYL]
1
pass
1208
pass
1210¼
+2
Margam Moors Jn.
pass
1209½
pass
1211¼
+1
DM
Margam East Jn
pass
1210½
pass
1212¾
+2
Margam Middle Jn
pass
1211
pass
1213
+1
Port Talbot East
pass
1212
No report
Port Talbot Parkway [PTA]
1
1213
1214
1213
1214½
1215¼
1216¼
+1
Baglan [BAJ]
1
pass
1216½
pass
1219¼
+2
Briton Ferry East
pass
1217½
pass
1219½
+2
Briton Ferry [BNF]
1
pass
1218½
pass
1220¾
+2
Court Sart Jn
pass
1218½
pass
1220¾
+2
Neath [NTH]
1
1
1220
1221
1220½
1222
1222½
1224
+2
Skewen [SKE]
1
pass
1225
pass
1227
+2
Llansamlet [LAS]
1
pass
1227½
pass
1229
+1
Landore Junction
pass
1230½
pass
1232
+1
DM
DSM
Swansea Loop East
pass
1231½
pass
1233½
+2
Swansea [SWA]
Pathed as Class 80x on diesel from here
divides to form 1L22 towards London Paddington
Service divides here, reverses here
3
1233
1245
1233
1245
1235¾
1244¼
DSM
USM
Swansea Loop East
pass
1246½
pass
1246½
USM
DSL
Swansea Loop West
pass
1248½
pass
1248¾
DSL
DM
Cockett West
pass
1252½
pass
1253
Gowerton [GWN]
1
pass
1255
pass
1254¾
Duffryn West
pass
1258
pass
1257¾
Llandeilo Jn
pass
1258½
pass
1258
Llanelli [LLE]
1
1301
1302
1301
1302½
1300¼
1301
-1
DD
Pembrey & Burry Port [PBY]
1308
1309
1308
1309½
No report
Kidwelly Junction
pass
1314½
No report
Kidwelly [KWL]
2
pass
1315
No report
Bertwyn Level Crossing
pass
1316½
No report
Ferryside [FYS]
1
pass
1319
No report
Carmarthen Jn [XCI]
pass
1328
pass
1325
-3
DD
Carmarthen [CMN]
1
1330
1330
1327
-3
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