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1B28 1146 London Paddington to Carmarthen
Departing on 4th January 2026

operated by
Great Western Railway
10 coaches
London Paddington - Swansea
800013
800015
5 coaches
Swansea - Carmarthen
800015
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
5
1145
1146
1153¾
+7
2
Royal Oak Junction
pass
1147
pass
1155¼
+8
Portobello Jn (London)
pass
1148
pass
1156½
+8
Ladbroke Grove
pass
1149
pass
1157¼
+8
2
DM
Old Oak Common East
pass
1149½
pass
1158¼
+8
Old Oak Common West
pass
1150
pass
1159
+8
Friars Jn
pass
1150½
pass
1159
+8
Acton Main Line [AML]
pass
1151
pass
1159¾
+8
Acton West
pass
1151½
pass
1200¼
+8
ML
ML
Ealing Broadway [EAL]
1
pass
1152
pass
1200½
+8
West Ealing [WEA]
pass
1152½
pass
1201
+8
West Ealing Junction
pass
1152½
pass
1201
+8
Hanwell [HAN]
pass
1152½
pass
1201½
+8
Southall East Jn
pass
1153½
pass
1202¼
+8
Southall [STL]
1
pass
1153½
pass
1202¾
+9
Southall West Jn
pass
1154
pass
1202¾
+8
Hayes & Harlington [HAY]
1
pass
1154½
pass
1203½
+9
Heathrow Airport Jn
pass
1154½
pass
1203¼
+8
ML
Stockley Junction
pass
1155
pass
1203¾
+8
West Drayton East
pass
1155½
pass
1204¼
+9
West Drayton [WDT]
1
pass
1155½
pass
1204¾
+9
West Drayton Jcn
pass
1155½
pass
1204¾
+9
Iver [IVR]
1
pass
1156
pass
1205¼
+9
Langley [LNY]
1
pass
1157
pass
1206½
+9
Dolphin Jn
pass
1157½
pass
1207
+9
Slough [SLO]
2
pass
1158
pass
1207¾
+9
ML
Slough West
pass
1158½
pass
1208¼
+9
Burnham [BNM]
pass
1159½
pass
1209¼
+10
Taplow [TAP]
1
pass
1200
pass
1210
+10
Maidenhead East
pass
1200½
pass
1211
+10
Maidenhead [MAI]
1
pass
1201
pass
1211¼
+10
Ruscombe
pass
1204
pass
1213½
+9
Twyford [TWY]
1
1
pass
1204½
pass
1214¼
+9
ML
Twyford West
pass
1205
pass
1214¾
+9
Kennet Bridge Jn
pass
1207½
pass
1217
+9
Reading Main Line East
pass
1208
pass
1217½
+9
Reading [RDG]
9
1208
1210
1209
1211
1218½
1221
+10
DM
DM
Reading Main Line West
pass
1211½
pass
1221½
+10
Reading High Level Jn
pass
1212
pass
1222½
+10
ML
Tilehurst East Jn.
pass
1213
pass
1223¾
+10
Tilehurst [TLH]
1
pass
1213
pass
1224
+10
Pangbourne [PAN]
pass
1215
pass
1225½
+10
Goring & Streatley [GOR]
1
1
pass
1217
pass
1227¼
+10
ML
Cholsey [CHO]
1
pass
1219
pass
1229
+9
Moreton Cutting
pass
1221
pass
1230¼
+9
Didcot East Jn
pass
1222
pass
1231
+9
Didcot Parkway [DID]
1
pass
1222
pass
1231¼
+9
Didcot West End
pass
1222
No report
Foxhall Jn [XJF]
pass
1222½
pass
1231½
+9
Milton Junction
pass
1223
pass
1232
+8
Steventon
pass
1224
pass
1232¾
+9
Wantage Road
pass
1226
pass
1236½
+10
Challow
pass
1228
pass
1239½
+11
Uffington (Oxfordshire)
1
pass
1229
pass
1240¾
+11
Bourton
pass
1232½
pass
1243¾
+11
Swindon South Marston Jn
pass
1234
pass
1244¾
+11
Swindon Stratton Green
pass
1234½
pass
1245¾
+11
Highworth Jn
pass
1235
pass
1245¾
+10
Swindon East Loop
pass
1235
pass
1247
+11
Swindon [SWI]
4
1235
1238
1236
1238
1247½
1250
+12
DM
DM
Rushey Platt
pass
1239½
pass
1251¾
+12
Wootton Bassett Jn
pass
1242½
pass
1254¾
+12
DM
DB
Little Somerford
pass
1246½
pass
1259
+12
Hullavington
1
pass
1249
pass
1301½
+12
Badminton
pass
1252½
pass
1304
+11
Chipping Sodbury
pass
1255
pass
1306¾
+12
Westerleigh Jn
pass
1256½
pass
1308½
+12
Bristol Parkway [BPW]
2
1259
1301
1259½
1301½
1312½
1315¼
+13
DB
DT
Patchway [PWY]
2
pass
1303
pass
1316¾
+13
Pilning [PIL]
2
pass
1305½
pass
1319¾
+14
Severn Tunnel East
pass
1306½
pass
1321½
+15
Severn Tunnel West
pass
1310
pass
1324¾
+14
Severn Tunnel Junction [STJ]
½
3
pass
1311
pass
1326¼
+15
DT
DM
Magor
pass
1312½
pass
1327¾
+15
Llanwern West Jn
pass
1316½
pass
1331½
+15
East Usk Jn.
pass
1317
pass
1332
+14
Maindee East Jn
pass
1318
pass
1333
+15
ML
Maindee West Jn
½
pass
1318½
pass
1333¾
+15
Newport (South Wales) [NWP]
2
1320
1321
1320
1321½
1335¼
1337¼
+15
DM
DM
Gaer Jn
pass
1323
pass
1339
+16
DM
Ebbw Jn
pass
1324
pass
1340¼
+16
DM
DM
Marshfield
pass
1326½
pass
1343½
+17
Rumney River Bridge Jn
pass
1329½
pass
1346½
+17
Pengam Jn
pass
1329½
pass
1347
+17
Moorland Road Junction
1
pass
1330
pass
1347¾
+17
DM
DR
Long Dyke Jn
pass
1331½
pass
1348¾
+17
E
Cardiff East
pass
1333
pass
1349½
+16
DR
E
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
4
1334
1335
1334
1337
1350¾
1353¼
+16
E
D
Cardiff West
pass
1338
No report
Leckwith North Jn
pass
1340
pass
1356½
+16
D
DM
St Fagans L C
pass
1342
pass
1359¼
+17
Miskin
pass
1346
pass
1403¼
+17
Pontyclun [PYC]
1
pass
1348
pass
1405
+17
Llantrisant [LTI]
pass
1348½
No report
Llanharan [LLR]
2
pass
1350
pass
1407¼
+17
Pencoed [PCD]
1
pass
1352
pass
1410
+18
Tremains
pass
1354½
pass
1412½
+18
Bridgend [BGN]
1
1354
1355
1355½
1357
1414
1415¼
+18
DM
DM
Stormy
pass
1401½
pass
1420¾
+19
Pyle [PYL]
1
pass
1402½
pass
1422
+19
Margam Moors Jn.
pass
1404
pass
1423¼
+19
DM
Margam East Jn
pass
1405
pass
1424½
+19
Margam Middle Jn
pass
1405½
pass
1424¾
+19
Port Talbot East
pass
1406½
No report
Port Talbot Parkway [PTA]
1
1406
1407
1407½
1409
1426¾
1427¾
+18
Baglan [BAJ]
1
pass
1411
pass
1430¾
+19
Briton Ferry East
pass
1412
pass
1431
+19
Briton Ferry [BNF]
1
pass
1413
pass
1432½
+19
Court Sart Jn
pass
1413
pass
1432¼
+19
Neath [NTH]
1
1
1414
1415
1415
1416½
1434¼
1435½
+19
Skewen [SKE]
1
pass
1419½
pass
1438¾
+19
Llansamlet [LAS]
1
pass
1422
pass
1440¾
+19
Landore Junction
pass
1425
pass
1443½
+18
DM
DSM
Swansea Loop East
½
pass
1426
pass
1444¾
+18
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service divides here, reverses here
3
1428
1436
1428
1436
1447
1452¾
+16
DSM
USM
Swansea Loop East
pass
1437½
pass
1454½
+17
USM
DSL
Swansea Loop West
pass
1439½
pass
1456½
+17
DSL
DM
Cockett West
pass
1443
pass
1500½
+17
Gowerton [GWN]
1
pass
1445½
pass
1502¼
+16
Duffryn West
pass
1448½
pass
1505
+16
Llandeilo Jn
pass
1449
pass
1505¼
+16
Llanelli [LLE]
1
1452
1453
1451½
1453
1507¾
1509
+16
DD
Pembrey & Burry Port [PBY]
1459
1500
1458½
1500
No report
Kidwelly Junction
pass
1505
No report
Kidwelly [KWL]
2
pass
1505½
No report
Bertwyn Level Crossing
pass
1507
No report
Ferryside [FYS]
1
pass
1509½
No report
Carmarthen Jn [XCI]
pass
1518½
pass
1534
+15
DD
Carmarthen [CMN]
2
1520
1520
1536
+16
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