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1L26 1420 Carmarthen to London Paddington
Departing on 29th December 2025

operated by
Great Western Railway
GBTT
WTT
Route
Location
Pl
Arr
Dep
Arr
Dep
Path
Line
Carmarthen [CMN]
2
1420
1420
Carmarthen Jn [XCI]
pass
1422
Ferryside [FYS]
pass
1430½
Bertwyn Level Crossing
pass
1433
Kidwelly [KWL]
1
pass
1434½
Pembrey & Burry Port [PBY]
1439
1440
1439½
1441
Llanelli [LLE]
UPL
1447
1448
1447
1448½
Llandeilo Jn
pass
1451
Duffryn West
pass
1451½
Cockett West
1
pass
1456½
Swansea Loop West
pass
1500½
Swansea Loop East
pass
1502½
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
3
1505
1516
1505
1516
Swansea Loop East
pass
1517½
Neath [NTH]
1527
1528
1526½
1528
Briton Ferry West Jn
pass
1530½
Port Talbot Parkway [PTA]
2
1534
1535
1534
1535½
Margam East Jn
pass
1538½
Margam Moors Jn.
pass
1539½
Stormy
pass
1542½
Bridgend [BGN]
2
1547
1548
1546½
1548
Pencoed [PCD]
pass
1552
Pontyclun [PYC]
1
pass
1556
Leckwith North Jn
pass
1606½
Ninian Park [NNP]
1
pass
1607½
Penarth Curve North Jn
4
pass
1608½
Cardiff Radyr Branch Jn
pass
1613½
UR
Cardiff Central [CDF]
4
1615
1618
1616
1618
D
Long Dyke Jn
pass
1620
ML
Marshfield
pass
1624½
Ebbw Jn
pass
1627
Gaer Jn
2½
pass
1627½
UM
Newport (South Wales) [NWP]
Pathed as Class 80x on electric from here
3
1632
1634
1632
1634
ML
Maindee West Jn
pass
1635
Maindee East Jn
½
pass
1635½
ML
Llanwern West Jn
½
pass
1638
Severn Tunnel Junction [STJ]
4
pass
1643½
Severn Tunnel West
pass
1644½
Severn Tunnel East
pass
1648
Pilning [PIL]
1
1
pass
1649
Patchway [PWY]
1
pass
1652½
Bristol Parkway [BPW]
3
1654
1655
1654
1655½
Westerleigh Jn
pass
1659
Hullavington
pass
1705½
Wootton Bassett Jn
1
pass
1712
Swindon [SWI]
1
1718
1719
1717½
1719½
Uffington (Oxfordshire)
pass
1726
Challow
pass
1727½
Wantage Road
1
pass
1729
Didcot Parkway [DID]
2
pass
1733½
ML
Goring & Streatley [GOR]
1
pass
1737½
ML
Reading High Level Jn
1½
pass
1743
ML
Reading [RDG]
10
1746
1748
1746
1748
UML
Kennet Bridge Jn
pass
1749
ML
Twyford [TWY]
2
pass
1752
ML
Maidenhead [MAI]
2
pass
1755½
ML
Slough [SLO]
2
3
pass
1758½
ML
Stockley Junction
pass
1803½
ML
ML
Heathrow Airport Jn
½
pass
1804
ML
Southall [STL]
½
2
pass
1805½
ML
Acton West
1
pass
1807½
ML
ML
Ladbroke Grove
pass
1811
ML
3
Portobello Jn (London)
½
pass
1811½
3
Royal Oak Junction
pass
1813
3
London Paddington [PAD]
5
1814
1814
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