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1B13 1148 London Paddington to Carmarthen
Departing on 16th December 2025

operated by
Great Western Railway
10 coaches
London Paddington - Swansea
800034
800029
5 coaches
Swansea - Carmarthen
800029
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
4
1148
1148
1147½
2
Royal Oak Junction
pass
1149
pass
1148¾
Portobello Jn (London)
pass
1150½
pass
1149¾
Ladbroke Grove
pass
1151
pass
1150½
2
DM
Old Oak Common East
pass
1151½
pass
1151½
Old Oak Common West
pass
1152
pass
1152
Friars Jn
pass
1152½
pass
1152¼
Acton Main Line [AML]
pass
1153
pass
1152¾
Acton West
pass
1153½
pass
1153¼
ML
ML
Ealing Broadway [EAL]
1
pass
1154
pass
1153½
West Ealing [WEA]
pass
1154½
pass
1154
West Ealing Junction
pass
1154½
pass
1154
Hanwell [HAN]
pass
1154½
pass
1154½
Southall East Jn
pass
1155½
pass
1155¼
Southall [STL]
1
pass
1155½
pass
1155½
Southall West Jn
pass
1156
pass
1155½
Hayes & Harlington [HAY]
1
pass
1156½
pass
1156½
Heathrow Airport Jn
pass
1156½
pass
1156¼
ML
Stockley Junction
pass
1157
pass
1156¾
West Drayton East
pass
1157½
pass
1157
West Drayton [WDT]
1
pass
1157½
pass
1157½
West Drayton Jcn
pass
1157½
pass
1157¾
Iver [IVR]
1
pass
1158
pass
1158¼
Langley [LNY]
1
pass
1159
pass
1159¼
Dolphin Jn
pass
1159½
pass
1159½
Slough [SLO]
2
pass
1200
pass
1200
ML
Slough West
pass
1200½
pass
1200¼
Burnham [BNM]
pass
1201½
pass
1201
Taplow [TAP]
1
pass
1202
pass
1201¾
Maidenhead East
pass
1202½
pass
1202½
Maidenhead [MAI]
1
pass
1203
pass
1203
Ruscombe
pass
1206
pass
1205¼
Twyford [TWY]
1
1
pass
1206½
pass
1206
ML
Twyford West
pass
1207
pass
1206¼
Kennet Bridge Jn
pass
1209½
pass
1208¾
Reading Main Line East
pass
1210
pass
1209½
Reading [RDG]
9
1211
1213
1211
1213
1210¾
1213½
DM
DM
Reading Main Line West
pass
1213½
pass
1214¼
Reading High Level Jn
pass
1214
pass
1215¼
+1
ML
Tilehurst East Jn.
pass
1215
pass
1216¼
+1
Tilehurst [TLH]
1
pass
1215
pass
1216¼
+1
Pangbourne [PAN]
pass
1217
pass
1217½
Goring & Streatley [GOR]
1
1
pass
1219
pass
1219½
ML
Cholsey [CHO]
1
pass
1221
pass
1221
Moreton Cutting
pass
1223
pass
1222¼
Didcot East Jn
pass
1224
pass
1223
Didcot Parkway [DID]
½
1
pass
1224
pass
1223½
Didcot West End
pass
1224
No report
Foxhall Jn [XJF]
pass
1224½
pass
1223¾
Milton Junction
pass
1225½
pass
1224
-1
Steventon
pass
1226
pass
1224¾
-1
Wantage Road
pass
1228½
pass
1228¼
Challow
pass
1230½
pass
1230¼
Uffington (Oxfordshire)
1
pass
1231½
pass
1231½
Bourton
pass
1235
pass
1234¼
Swindon South Marston Jn
pass
1236½
pass
1235½
Swindon Stratton Green
pass
1237
pass
1236¼
Highworth Jn
pass
1237½
pass
1236¼
Swindon East Loop
pass
1237½
pass
1237½
Swindon [SWI]
4
1238
1240
1238½
1240½
1238¼
1239¾
DM
DM
Wootton Bassett Jn
pass
1245
pass
1244¼
DM
DB
Little Somerford
pass
1249
pass
1248½
Hullavington
1
pass
1251½
pass
1251
Badminton
pass
1255
pass
1253¼
-1
Chipping Sodbury
pass
1257½
pass
1256¾
Westerleigh Jn
pass
1259
pass
1258¾
Bristol Parkway [BPW]
2
1302
1304
1302
1304
1303
1304¾
DB
DT
Patchway [PWY]
2
pass
1305½
pass
1306¼
Pilning [PIL]
2
pass
1308
pass
1309
+1
Severn Tunnel East
pass
1309
pass
1310
+1
Severn Tunnel West
pass
1312½
pass
1313¼
Severn Tunnel Junction [STJ]
3
pass
1313½
pass
1314¾
+1
DT
DM
Magor
pass
1315
pass
1316¼
+1
Llanwern West Jn
pass
1318½
pass
1320
+1
East Usk Jn.
pass
1319
pass
1320½
+1
Maindee East Jn
pass
1320
pass
1321½
+1
ML
Maindee West Jn
pass
1320½
pass
1322¼
+1
Newport (South Wales) [NWP]
2
1322
1323
1321½
1323
1323½
1324¾
+1
DM
DM
Gaer Jn
pass
1324½
pass
1326¼
+1
DM
Ebbw Jn
pass
1325½
pass
1327
+1
DM
DM
Marshfield
pass
1328
pass
1329¾
+1
Rumney River Bridge Jn
pass
1331
pass
1332¼
+1
Pengam Jn
pass
1331
pass
1332¾
+1
Moorland Road Junction
1
pass
1331½
pass
1333¼
+1
RL
Long Dyke Jn
pass
1333
pass
1334¼
+1
E
Cardiff East
pass
1334½
pass
1335¼
DM
D
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1335
1337
1335½
1337½
1337¼
1339½
+2
D
D
Cardiff West
pass
1338½
No report
Leckwith North Jn
pass
1340½
pass
1342¼
+1
D
DM
St Fagans L C
pass
1342½
pass
1344¾
+2
Miskin
pass
1346½
pass
1348½
+1
Pontyclun [PYC]
1
pass
1348½
pass
1350½
+2
Llantrisant [LTI]
pass
1349
No report
Llanharan [LLR]
2
pass
1350½
pass
1352½
+2
Pencoed [PCD]
1
pass
1352½
pass
1354½
+2
Tremains
pass
1355
pass
1356½
+1
Bridgend [BGN]
1
1356
1357
1356
1357½
1358¼
1400
+2
DM
DM
Stormy
pass
1402
pass
1404¾
+2
Pyle [PYL]
1
pass
1403
pass
1405¾
+2
Margam Moors Jn.
pass
1404½
pass
1407
+2
DM
Margam East Jn
pass
1405½
pass
1408¼
+2
Margam Middle Jn
pass
1406
pass
1408½
+2
Port Talbot East
pass
1407
No report
Port Talbot Parkway [PTA]
1
1408
1409
1408
1409½
1410¾
1411¾
+2
Baglan [BAJ]
1
pass
1411½
pass
1414½
+2
Briton Ferry East
pass
1412½
pass
1414¾
+2
Briton Ferry [BNF]
1
pass
1413½
pass
1416
+2
Court Sart Jn
pass
1413½
pass
1415¾
+2
Neath [NTH]
1
1
1416
1417
1415½
1417
1417¾
1419
+2
Skewen [SKE]
1
pass
1420
pass
1422
+2
Llansamlet [LAS]
1
pass
1422½
pass
1424
+1
Landore Junction
pass
1425½
pass
1426¾
+1
DM
DSM
Swansea Loop East
pass
1426½
pass
1428
+1
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service divides here, reverses here
3
1427
1444
1428
1444
1430
1443¼
DSM
USM
Swansea Loop East
pass
1445½
pass
1445
USM
DSL
Swansea Loop West
pass
1447½
pass
1447
DSL
DM
Cockett West
pass
1451½
pass
1451
Gowerton [GWN]
1
pass
1454
pass
1452½
-1
Duffryn West
pass
1457
pass
1455½
-1
Llandeilo Jn
pass
1457½
pass
1455¾
-1
Llanelli [LLE]
1
1500
1501
1500
1501½
1458¼
1500
-1
DD
Pembrey & Burry Port [PBY]
1507
1508
1507
1508½
No report
Kidwelly Junction
pass
1513½
No report
Kidwelly [KWL]
2
pass
1514
No report
Bertwyn Level Crossing
pass
1515½
No report
Ferryside [FYS]
1
pass
1518
No report
Carmarthen Jn [XCI]
pass
1527
pass
1523
-4
DD
Carmarthen [CMN]
2
1529
1529
1525
-4
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