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1B09 0948 London Paddington to Carmarthen
Departing on 5th January 2026

operated by
Great Western Railway
10 coaches
London Paddington - Swansea
800021
800032
5 coaches
Swansea - Carmarthen
800032
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
0949½
+1
3
Royal Oak Junction
pass
0949
pass
0950¾
+1
3
2
Portobello Jn (London)
pass
0950
pass
0952
+2
Ladbroke Grove
pass
0951
pass
0952¾
+1
2
DM
Old Oak Common East
pass
0951½
pass
0953¾
+2
Old Oak Common West
pass
0952
pass
0954¼
+2
Friars Jn
pass
0952½
pass
0954½
+2
Acton Main Line [AML]
pass
0953
pass
0955
+2
Acton West
pass
0953½
pass
0955½
+2
ML
ML
Ealing Broadway [EAL]
1
pass
0954
pass
0955¾
+2
West Ealing [WEA]
pass
0954½
pass
0956¼
+2
West Ealing Junction
pass
0954½
pass
0956¼
+2
Hanwell [HAN]
pass
0954½
pass
0956½
+2
Southall East Jn
pass
0955½
pass
0957¼
+2
Southall [STL]
1
pass
0955½
pass
0957¾
+2
Southall West Jn
pass
0956
pass
0957¾
+2
Hayes & Harlington [HAY]
1
pass
0956½
pass
0958¾
+2
Heathrow Airport Jn
pass
0956½
pass
0958½
+2
ML
Stockley Junction
pass
0957
pass
0958¾
+2
West Drayton East
pass
0957½
pass
0959¼
+2
West Drayton [WDT]
1
pass
0957½
pass
0959¾
+2
West Drayton Jcn
pass
0957½
pass
0959¾
+2
Iver [IVR]
1
pass
0958
pass
1000¼
+2
Langley [LNY]
1
pass
0959
pass
1001¼
+2
Dolphin Jn
pass
0959½
pass
1001¾
+2
Slough [SLO]
2
pass
1000
pass
1002¾
+2
ML
Slough West
pass
1000½
pass
1003
+2
Burnham [BNM]
pass
1001½
pass
1004
+2
Taplow [TAP]
1
pass
1002
pass
1004¾
+2
Maidenhead East
pass
1002½
pass
1005¾
+3
Maidenhead [MAI]
1
pass
1003
pass
1006
+3
Ruscombe
pass
1006
pass
1008¼
+2
Twyford [TWY]
1
1
pass
1006½
pass
1009
+2
ML
Twyford West
pass
1007
pass
1009½
+2
Kennet Bridge Jn
pass
1009½
pass
1011¾
+2
Reading Main Line East
pass
1010
pass
1012½
+2
Reading [RDG]
9
1011
1013
1011
1013
1013½
1014¾
+1
DM
DM
Reading Main Line West
pass
1013½
pass
1015½
+1
Reading High Level Jn
pass
1014
pass
1016½
+2
ML
Tilehurst East Jn.
pass
1015
pass
1017½
+2
Tilehurst [TLH]
1
pass
1015
pass
1017¾
+2
Pangbourne [PAN]
pass
1017
pass
1019
+2
Goring & Streatley [GOR]
1
1
pass
1019
pass
1021
+2
ML
Cholsey [CHO]
1
pass
1021
pass
1022½
+1
Moreton Cutting
pass
1023
pass
1024
+1
Didcot East Jn
pass
1024
pass
1024½
Didcot Parkway [DID]
½
1
pass
1024
pass
1025
+1
Didcot West End
pass
1024
No report
Foxhall Jn [XJF]
pass
1024½
pass
1025¼
Milton Junction
pass
1025½
pass
1025½
Steventon
pass
1026
pass
1026¼
Wantage Road
pass
1028½
pass
1030
+1
Challow
pass
1030½
pass
1033
+2
Uffington (Oxfordshire)
1 1½
pass
1031½
pass
1034
+2
Bourton
pass
1036
pass
1037
+1
Swindon South Marston Jn
pass
1037½
pass
1038
Swindon Stratton Green
pass
1038½
pass
1038¾
Highworth Jn
pass
1039
pass
1039
Swindon East Loop
pass
1039
pass
1040
+1
Swindon [SWI]
4
1040
1042
1040
1042
1041
1042
DM
DM
Rushey Platt
pass
1043½
pass
1043½
Wootton Bassett Jn
pass
1046½
pass
1046½
DM
DB
Little Somerford
pass
1050½
pass
1050½
Hullavington
1
pass
1053
pass
1053
Badminton
pass
1056½
pass
1055¼
Chipping Sodbury
pass
1059
pass
1058¼
Westerleigh Jn
pass
1100½
pass
1100
Bristol Parkway [BPW]
1
2
1103
1105
1103½
1105
1103¾
1105½
DB
DT
Patchway [PWY]
2
pass
1107½
pass
1107
Pilning [PIL]
2
pass
1110
pass
1110
Severn Tunnel East
pass
1111
pass
1111
Severn Tunnel West
pass
1114½
pass
1114¼
Severn Tunnel Junction [STJ]
3
pass
1115½
pass
1115¾
DT
DM
Magor
pass
1117
pass
1117¼
Llanwern West Jn
pass
1120½
pass
1121
East Usk Jn.
pass
1121
pass
1121½
Maindee East Jn
2
pass
1122
pass
1122½
ML
Maindee West Jn
1
pass
1124½
pass
1123¼
-1
Newport (South Wales) [NWP]
2
1127
1128
1126½
1128
1124½
1127¾
DM
DM
Gaer Jn
pass
1129½
pass
1129½
DM
Ebbw Jn
pass
1130½
pass
1130¼
DM
DM
Marshfield
pass
1133
pass
1133
Rumney River Bridge Jn
pass
1136
pass
1135½
Pengam Jn
pass
1136
pass
1136
Moorland Road Junction
1
pass
1136½
pass
1136¾
DM
UR
Long Dyke Jn
pass
1138
pass
1137½
E
Cardiff East
pass
1139½
pass
1138¾
UR
D
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1140
1142
1140½
1142½
1140¼
1142
D
D
Cardiff West
pass
1143½
No report
Leckwith North Jn
pass
1145½
pass
1144¾
D
DM
St Fagans L C
pass
1147½
pass
1147¼
Miskin
pass
1151½
pass
1151¼
Pontyclun [PYC]
1
pass
1153½
pass
1153
Llantrisant [LTI]
pass
1154
No report
Llanharan [LLR]
2
pass
1155½
pass
1155¼
Pencoed [PCD]
1
pass
1157½
pass
1157
Tremains
pass
1200
pass
1159
Bridgend [BGN]
1
1201
1202
1201
1202½
1200¾
1202¼
DM
DM
Stormy
pass
1207
pass
1207
Pyle [PYL]
1
pass
1208
pass
1208¼
Margam Moors Jn.
pass
1209½
pass
1209¼
DM
Margam East Jn
pass
1210½
pass
1210½
Margam Middle Jn
pass
1211
pass
1210¾
Port Talbot East
pass
1212
No report
Port Talbot Parkway [PTA]
1
1213
1214
1213
1214½
1213
1214
Baglan [BAJ]
1
pass
1216½
pass
1216¾
Briton Ferry East
pass
1217½
pass
1217
Briton Ferry [BNF]
1
pass
1218½
pass
1218¼
Court Sart Jn
pass
1218½
pass
1218
Neath [NTH]
1
1
1220
1221
1220½
1222
1220
1221
Skewen [SKE]
1
pass
1225
pass
1224
Llansamlet [LAS]
1
pass
1227½
pass
1226
-1
Landore Junction
pass
1230½
pass
1228¾
-1
DM
DSM
Swansea Loop East
pass
1231½
pass
1230¼
-1
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
1232¼
1244¼
DSM
USM
Swansea Loop East
pass
1246½
pass
1246¼
USM
DSL
Swansea Loop West
pass
1248½
pass
1248
DSL
DM
Cockett West
pass
1252½
pass
1252
Gowerton [GWN]
1
pass
1255
pass
1253½
-1
Duffryn West
pass
1258
pass
1256¼
-1
Llandeilo Jn
pass
1258½
pass
1256¾
-1
Llanelli [LLE]
1
1301
1302
1301
1302½
1258¾
1301
-1
DD
Pembrey & Burry Port [PBY]
1308
1309
1308
1309½
N/R
1309
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
1324
-4
DD
Carmarthen [CMN]
2
1330
1330
1325
-5
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