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1B13 1148 London Paddington to Carmarthen
Departing on 7th January 2026

operated by
Great Western Railway
10 coaches
London Paddington - Swansea
800033
800023
5 coaches
Swansea - Carmarthen
802012
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
3
1148
1148
1147¾
2
Royal Oak Junction
pass
1149
pass
1149
Portobello Jn (London)
pass
1150½
pass
1150½
Ladbroke Grove
pass
1151
pass
1151¼
2
DM
Old Oak Common East
pass
1151½
pass
1152½
Old Oak Common West
pass
1152
pass
1153
+1
Friars Jn
pass
1152½
pass
1153¼
Acton Main Line [AML]
pass
1153
pass
1153¾
Acton West
pass
1153½
pass
1154¼
ML
ML
Ealing Broadway [EAL]
1
pass
1154
pass
1154½
West Ealing [WEA]
pass
1154½
pass
1155
West Ealing Junction
pass
1154½
pass
1155
Hanwell [HAN]
pass
1154½
pass
1155¼
Southall East Jn
pass
1155½
pass
1156
Southall [STL]
1
pass
1155½
pass
1156½
+1
Southall West Jn
pass
1156
pass
1156½
Hayes & Harlington [HAY]
1
pass
1156½
pass
1157½
+1
Heathrow Airport Jn
pass
1156½
pass
1157¼
ML
Stockley Junction
pass
1157
pass
1157¾
West Drayton East
pass
1157½
pass
1158
West Drayton [WDT]
1
pass
1157½
pass
1158½
+1
West Drayton Jcn
pass
1157½
pass
1158¾
+1
Iver [IVR]
1
pass
1158
pass
1159
+1
Langley [LNY]
1
pass
1159
pass
1200¼
+1
Dolphin Jn
pass
1159½
pass
1200¾
+1
Slough [SLO]
2
pass
1200
pass
1201½
+1
ML
Slough West
pass
1200½
pass
1202
+1
Burnham [BNM]
pass
1201½
pass
1203
+1
Taplow [TAP]
1
pass
1202
pass
1203¾
+1
Maidenhead East
pass
1202½
pass
1204¾
+2
Maidenhead [MAI]
1
pass
1203
pass
1205
+2
Ruscombe
pass
1206
pass
1207¼
+1
Twyford [TWY]
1
1
pass
1206½
pass
1208
+1
ML
Twyford West
pass
1207
pass
1208¼
+1
Kennet Bridge Jn
pass
1209½
pass
1210½
+1
Reading Main Line East
pass
1210
pass
1211
Reading [RDG]
9
1211
1213
1211
1213
1212¼
1214¼
+1
DM
DM
Reading Main Line West
pass
1213½
pass
1215
+1
Reading High Level Jn
pass
1214
pass
1216
+2
ML
Tilehurst East Jn.
pass
1215
pass
1217
+1
Tilehurst [TLH]
1
pass
1215
pass
1217
+1
Pangbourne [PAN]
pass
1217
pass
1218¼
+1
Goring & Streatley [GOR]
1
1
pass
1219
pass
1220¼
+1
ML
Cholsey [CHO]
1
pass
1221
pass
1221¾
Moreton Cutting
pass
1223
pass
1223
Didcot East Jn
pass
1224
pass
1223¾
Didcot Parkway [DID]
½
1
pass
1224
pass
1224¼
Didcot West End
pass
1224
No report
Foxhall Jn [XJF]
pass
1224½
pass
1224½
Milton Junction
pass
1225½
pass
1224¾
Steventon
pass
1226
pass
1225¾
Wantage Road
pass
1228½
pass
1229¾
+1
Challow
pass
1230½
pass
1232¾
+2
Uffington (Oxfordshire)
1
pass
1231½
pass
1234
+2
Bourton
pass
1235
pass
1236¾
+1
Swindon South Marston Jn
pass
1236½
pass
1238
+1
Swindon Stratton Green
pass
1237
pass
1238¾
+1
Highworth Jn
pass
1237½
pass
1239
+1
Swindon East Loop
pass
1237½
pass
1240
+2
Swindon [SWI]
4
1238
1240
1238½
1240½
1241
1242¼
+1
DM
DM
Rushey Platt
pass
1242
pass
1244
+2
Wootton Bassett Jn
pass
1245
pass
1247½
+2
DM
DB
Little Somerford
pass
1249
pass
1251½
+2
Hullavington
1
pass
1251½
pass
1254
+2
Badminton
pass
1255
pass
1256¼
+1
Chipping Sodbury
pass
1257½
pass
1259¼
+1
Westerleigh Jn
pass
1259
pass
1303
+4
Bristol Parkway [BPW]
2
1302
1304
1302
1304
1309½
1311¾
+7
DB
DT
Patchway [PWY]
2
pass
1305½
pass
1313¼
+7
Pilning [PIL]
2
pass
1308
pass
1316¼
+8
Severn Tunnel East
pass
1309
pass
1317¼
+8
Severn Tunnel West
pass
1312½
pass
1320¾
+8
Severn Tunnel Junction [STJ]
3
pass
1313½
pass
1322
+8
DT
DM
Magor
pass
1315
pass
1323½
+8
Llanwern West Jn
pass
1318½
pass
1327½
+9
East Usk Jn.
pass
1319
pass
1328
+8
Maindee East Jn
pass
1320
pass
1329¼
+9
ML
Maindee West Jn
pass
1320½
pass
1330
+9
Newport (South Wales) [NWP]
2
1322
1323
1321½
1323
1331¼
1332½
+9
DM
DM
Gaer Jn
pass
1324½
pass
1334
+9
DM
Ebbw Jn
pass
1325½
pass
1335
+9
DM
DM
Marshfield
pass
1328
pass
1337½
+9
Rumney River Bridge Jn
pass
1331
pass
1340
+9
Pengam Jn
pass
1331
pass
1340½
+9
Moorland Road Junction
1
pass
1331½
pass
1341¼
+9
DM
DR
Long Dyke Jn
pass
1333
pass
1342
+9
E
Cardiff East
pass
1334½
pass
1343
+8
DR
E
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1335
1337
1335½
1337½
1344½
1346¾
+9
E
D
Cardiff West
pass
1338½
No report
Leckwith North Jn
pass
1340½
pass
1349¾
+9
D
DM
St Fagans L C
pass
1342½
pass
1352¼
+9
Miskin
pass
1346½
pass
1356¼
+9
Pontyclun [PYC]
1
pass
1348½
pass
1358¼
+9
Llantrisant [LTI]
pass
1349
No report
Llanharan [LLR]
2
pass
1350½
pass
1400½
+10
Pencoed [PCD]
1
pass
1352½
pass
1402¼
+9
Tremains
pass
1355
pass
1404¼
+9
Bridgend [BGN]
1
1356
1357
1356
1357½
1406
1408
+10
DM
DM
Stormy
pass
1402
pass
1413¼
+11
Pyle [PYL]
1
pass
1403
pass
1414¼
+11
Margam Moors Jn.
pass
1404½
pass
1415½
+11
DM
Margam East Jn
pass
1405½
pass
1416¾
+11
Margam Middle Jn
pass
1406
pass
1417
+10
Port Talbot East
pass
1407
No report
Port Talbot Parkway [PTA]
1
1408
1409
1408
1409½
1419½
1421
+11
Baglan [BAJ]
1
pass
1411½
pass
1423¾
+12
Briton Ferry East
pass
1412½
pass
1424¼
+11
Briton Ferry [BNF]
1
pass
1413½
pass
1425¼
+12
Court Sart Jn
pass
1413½
pass
1425¼
+11
Neath [NTH]
1
1
1416
1417
1415½
1417
1427
1428¾
+11
Skewen [SKE]
1
pass
1420
pass
1431¾
+11
Llansamlet [LAS]
1
pass
1422½
pass
1433¾
+11
Landore Junction
pass
1425½
pass
1436½
+11
DM
DSM
Swansea Loop East
pass
1426½
pass
1437¾
+11
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service divides here, reverses here
2
1427
1444
1428
1444
1439¾
1508¼
+24
DSM
USM
Swansea Loop East
pass
1445½
pass
1510
+24
USM
DSL
Swansea Loop West
pass
1447½
pass
1511¾
+24
DSL
DM
Cockett West
pass
1451½
pass
1516
+24
Gowerton [GWN]
1
pass
1454
pass
1517¼
+23
Duffryn West
pass
1457
pass
1520
+23
Llandeilo Jn
pass
1457½
pass
1520½
+23
Llanelli [LLE]
1
1500
1501
1500
1501½
1522¾
1524
+22
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
1546
+19
DD
Carmarthen [CMN]
2
1529
1529
1548
+19
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