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1B15 1131 London Paddington to Swansea
Departing on 2nd January 2026

operated by
Great Western Railway
GBTT
WTT
Route
Location
Pl
Arr
Dep
Arr
Dep
Path
Line
London Paddington [PAD]
3
1131
1131
2
Royal Oak Junction
pass
1132
2
Portobello Jn (London)
pass
1133½
2
Ladbroke Grove
pass
1134
2
ML
Acton West
pass
1136½
ML
ML
Southall [STL]
1½
1
pass
1138½
ML
Heathrow Airport Jn
pass
1141
ML
Stockley Junction
pass
1142
ML
RL
Slough [SLO]
4
pass
1147½
RL
Slough West
pass
1148½
ML
Maidenhead [MAI]
1
pass
1153
ML
Twyford [TWY]
1
1
pass
1156½
ML
Kennet Bridge Jn
pass
1159½
DML
Reading [RDG]
7
1201
1203
1201
1203
WL
Oxford Road Jn
pass
1204½
Southcote Jn
pass
1205½
Theale [THE]
1
pass
1208½
Newbury [NBY]
Pathed as Class 80x on diesel from here
pass
1216½
Bedwyn [BDW]
6
1
pass
1225½
Pewsey [PEW]
2½
pass
1238
Woodborough
pass
1243
Lavington
1 ½
pass
1247½
Heywood Road Jn
pass
1253½
Hawkeridge Jn
pass
1256
Bradford Jn
1 ½
pass
1302
Bathampton Jn
pass
1314½
Bath Spa [BTH]
1 3
1
1319
1320
1318½
1320½
North Somerset Jn
½
pass
1333
DM
Bristol East Jn
pass
1334
UM
Bristol Temple Meads [BRI]
Service reverses here
13
1336
1347
1335½
1347
DF
Bristol East Jn
pass
1348
UF
Dr Day's Jn
pass
1349
ML
Horfield Junction
pass
1352
Filton Abbey Wood [FIT]
2
pass
1353½
DF
Bristol Parkway [BPW]
½
Pathed as Class 80x on electric from here
1
1355
1405
1356
1405
Patchway [PWY]
2
pass
1407
Pilning [PIL]
2
pass
1409½
Severn Tunnel East
pass
1410½
Severn Tunnel West
pass
1414
Severn Tunnel Junction [STJ]
3
pass
1415
ML
Llanwern West Jn
pass
1420
Maindee East Jn
pass
1421½
ML
Maindee West Jn
pass
1422
Newport (South Wales) [NWP]
2
1423
1425
1423
1425
DM
Gaer Jn
pass
1426½
ML
Ebbw Jn
pass
1427½
Marshfield
pass
1430
Moorland Road Junction
1
pass
1433½
RL
Long Dyke Jn
pass
1435
E
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
4
1437
1439
1437½
1439½
D
Leckwith North Jn
pass
1442½
Pontyclun [PYC]
pass
1450½
Bridgend [BGN]
1
1458
1459
1458
1459½
Stormy
pass
1504
Margam Moors Jn.
pass
1506½
Margam East Jn
pass
1507½
Port Talbot Parkway [PTA]
1
1510
1511
1510
1511½
Court Sart Jn
pass
1515½
Neath [NTH]
1
1517
1518
1517½
1519
Swansea Loop East
pass
1528½
Swansea [SWA]
3
1530
1530
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