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1L12 0723 Carmarthen to London Paddington
Departing on 12th December 2025

operated by
Great Western Railway
5 coaches
Carmarthen - Swansea
800028
10 coaches
Swansea - London Paddington
800028
800014
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Carmarthen [CMN]
Pathed as Class 80x on diesel at 125mph
1
0723
0723
0723
U1
Carmarthen Jn [XCI]
pass
0725
pass
0724
-1
UU
Ferryside [FYS]
0734
0735
0734
0735
No report
Kidwelly [KWL]
0741
0741
0740½
0741½
No report
Kidwelly Junction
pass
0742½
No report
Pembrey & Burry Port [PBY]
0748
0749
0747½
0749
No report
Llanelli [LLE]
2
0755
0756
0755
0756½
0755
0756
Llandeilo Jn
pass
0759
pass
0758½
Duffryn West
pass
0759½
pass
0759
Gowerton [GWN]
2
pass
0803
pass
0801¾
-1
Cockett West
1
pass
0804½
pass
0803½
Swansea Loop West
pass
0808½
pass
0807¼
-1
UM
USL
Swansea Loop East
pass
0810½
pass
0809¼
-1
USL
USM
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
2
0813
0821
0813
0821
0811½
0821¼
USM
USM
Swansea Loop East
pass
0822½
pass
0823
Landore Junction
pass
0823½
pass
0824¼
+1
USM
UM
Llansamlet [LAS]
2
pass
0826½
pass
0827¼
Skewen [SKE]
2
pass
0828½
pass
0829½
Neath [NTH]
2
0832
0834
0831½
0834
0832
0833¾
Briton Ferry West Jn
pass
0836½
pass
0836½
Port Talbot Parkway [PTA]
2
0840
0841
0840
0841½
0840¼
0842
Port Talbot East
pass
0842½
No report
Margam Middle Jn
pass
0843½
pass
0843¼
Margam East Jn
pass
0844½
pass
0844¾
Margam Moors Jn.
pass
0845½
pass
0846¼
UM
Pyle [PYL]
2
pass
0847
pass
0847½
Stormy
pass
0848½
pass
0849¼
At platform
Bridgend [BGN]
1
2
0853
0854
0852½
0854
0853¼
0854¾
UM
UM
Tremains
pass
0855½
pass
0856¾
+1
Pencoed Up Passenger Loop
pass
0857½
No report
Pencoed [PCD]
2
pass
0858
pass
0859
Llanharan [LLR]
1
pass
0900½
pass
0900¾
Llantrisant [LTI]
pass
0902½
No report
Pontyclun [PYC]
1 1
2
pass
0903
pass
0903
Miskin
pass
0905
pass
0905
St Fagans L C
pass
0910
pass
0911½
+1
Leckwith North Jn
pass
0913
pass
0914½
+1
UM
C
Cardiff West
pass
0915½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
0916
0919
0916½
0919
0918¼
0921
+2
C
B
Cardiff East
pass
0919½
pass
0922¼
+2
Long Dyke Jn
pass
0921
pass
0923½
+2
B
UM
Moorland Road Junction
pass
0921½
pass
0924½
+3
Pengam Jn
pass
0922
pass
0924¾
+3
Rumney River Bridge Jn
pass
0922
pass
0925¼
+3
Marshfield
pass
0925
pass
0927¾
+2
Ebbw Jn
pass
0927½
pass
0930½
+3
UM
UM
Gaer Jn
pass
0928½
pass
0931
+2
UM
Newport (South Wales) [NWP]
1
3
0930
0933
0930
0933
0933
0935¼
+2
UM
UM
Maindee West Jn
pass
0935
pass
0937
+2
Maindee East Jn
pass
0935½
pass
0937½
+2
East Usk Jn.
pass
0936
pass
0938½
+2
Llanwern West Jn
pass
0937
pass
0939¼
+2
Magor
pass
0941
pass
0942¼
+1
Severn Tunnel Junction [STJ]
4
pass
0942½
pass
0945
+2
UM
UT
Severn Tunnel West
pass
0943½
pass
0945¾
+2
Severn Tunnel East
pass
0947
pass
0949½
+2
Pilning [PIL]
1
1
pass
0948
pass
0950½
+2
Patchway [PWY]
1
pass
0951½
pass
0953¾
+2
Bristol Parkway [BPW]
3
0953
0956
0953
0956
0956¼
0959
+3
UT
UB
Westerleigh Jn
pass
1000
pass
1003¼
+3
Chipping Sodbury
pass
1001½
pass
1004¾
+3
Badminton
pass
1003½
pass
1007
+3
Hullavington
pass
1006½
pass
1009½
+3
Little Somerford
pass
1009
pass
1012½
+3
Wootton Bassett Jn
1
pass
1013
pass
1015¾
+2
UB
UM
Swindon [SWI]
2
1
1019
1022
1018½
1022½
1022
1024¼
+1
UR
UM
Highworth Jn
pass
1023½
pass
1026½
+3
Swindon Stratton Green
pass
1024
pass
1027
+3
Swindon South Marston Jn
pass
1025
pass
1027½
+2
Bourton
pass
1026½
pass
1028¾
+2
Uffington (Oxfordshire)
1
pass
1031
pass
1031¾
Challow
pass
1033½
pass
1032¾
Wantage Road
1
pass
1035
pass
1035¼
Steventon
pass
1037½
pass
1036½
Milton Junction
pass
1038
pass
1037½
Foxhall Jn [XJF]
pass
1039
pass
1039
Didcot West End
pass
1039½
No report
Didcot Parkway [DID]
2
pass
1039½
pass
1040¾
+1
Didcot East Jn
pass
1039½
pass
1042
+2
Moreton Cutting
pass
1040½
pass
1042¾
+2
Cholsey [CHO]
2
pass
1041½
pass
1044½
+2
Goring & Streatley [GOR]
1
2
pass
1043½
pass
1046¼
+2
ML
Pangbourne [PAN]
pass
1045½
pass
1048¼
+2
Tilehurst [TLH]
2
pass
1047½
pass
1049¾
+2
Tilehurst East Jn.
pass
1048
pass
1050
+2
Reading High Level Jn
pass
1049
pass
1051¾
+2
ML
Reading Main Line West
pass
1049½
pass
1052½
+2
Reading [RDG]
11
1050
1055
1050½
1055½
1053½
1056½
+1
UM
UM
Reading Main Line East
pass
1056
pass
1057¼
+1
Kennet Bridge Jn
pass
1056½
pass
1058
+1
Twyford West
pass
1059
pass
1100¼
+1
Twyford [TWY]
2
pass
1059½
pass
1101
+1
ML
Ruscombe
pass
1100
pass
1101¼
+1
Maidenhead [MAI]
2
pass
1103
pass
1104½
+1
Maidenhead East
pass
1103½
pass
1104½
+1
Taplow [TAP]
2
pass
1104
pass
1105¼
+1
Burnham [BNM]
pass
1104½
pass
1105½
Slough West
pass
1105½
pass
1106½
+1
Slough [SLO]
3
pass
1106
pass
1107¼
+1
Dolphin Jn
pass
1106½
pass
1107½
+1
Langley [LNY]
2
pass
1107
pass
1108¼
+1
Iver [IVR]
2
pass
1108
pass
1109
+1
West Drayton Jcn
pass
1108½
pass
1109¼
+1
West Drayton [WDT]
2
pass
1108½
pass
1109¾
+1
West Drayton East
pass
1108½
pass
1109¾
+1
Stockley Junction
1
pass
1109
pass
1110
+1
ML
ML
Heathrow Airport Jn
pass
1110½
pass
1111
Hayes & Harlington [HAY]
2
pass
1110½
pass
1111½
Southall West Jn
pass
1111
pass
1112
+1
Southall [STL]
1
2
pass
1111½
pass
1112
ML
Southall East Jn
pass
1111½
pass
1112½
Hanwell [HAN]
1
pass
1112½
pass
1113½
West Ealing Junction
pass
1113
pass
1113¾
West Ealing [WEA]
pass
1113
pass
1114
+1
Ealing Broadway [EAL]
2
pass
1113½
pass
1114¾
+1
Acton West
1
pass
1114
pass
1115
+1
ML
ML
Acton Main Line [AML]
2
pass
1115
pass
1116½
+1
Friars Jn
pass
1115½
No report
Old Oak Common West
pass
1116
pass
1117¾
+1
Old Oak Common East
pass
1116½
pass
1118½
+2
Ladbroke Grove
pass
1117½
pass
1119½
+2
UM
2
Portobello Jn (London)
pass
1118
pass
1120¼
+2
Royal Oak Junction
pass
1119
pass
1121½
+2
2
3
London Paddington [PAD]
10
1120
1120
1124½
+4
3
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