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1L12 0723 Carmarthen to London Paddington
Departing on 4th December 2025

operated by
Great Western Railway
5 coaches
Carmarthen - Swansea
800026
10 coaches
Swansea - London Paddington
800026
800012
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
2
0723
0723
0723
U2
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
0756¼
0757
Llandeilo Jn
pass
0759
pass
0800
+1
Duffryn West
pass
0759½
pass
0804
+4
Gowerton [GWN]
2
pass
0803
pass
0807¼
+4
Cockett West
1
pass
0804½
pass
0809½
+5
Swansea Loop West
pass
0808½
pass
0814
+5
UM
USL
Swansea Loop East
pass
0810½
pass
0816
+5
USL
USM
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
3
0813
0821
0813
0821
0818½
0821½
USM
USM
Swansea Loop East
pass
0822½
pass
0823¼
Landore Junction
pass
0823½
pass
0824½
+1
USM
UM
Llansamlet [LAS]
2
pass
0826½
pass
0827½
+1
Skewen [SKE]
2
pass
0828½
pass
0829½
+1
Neath [NTH]
2
0832
0834
0831½
0834
0831¾
0834
Briton Ferry West Jn
pass
0836½
pass
0836¾
Port Talbot Parkway [PTA]
2
0840
0841
0840
0841½
0840¼
0841½
Port Talbot East
pass
0842½
No report
Margam Middle Jn
pass
0843½
pass
0842¾
Margam East Jn
pass
0844½
pass
0844¼
Margam Moors Jn.
pass
0845½
pass
0845½
UM
Pyle [PYL]
2
pass
0847
pass
0846¾
Stormy
pass
0848½
pass
0848¾
At platform
Bridgend [BGN]
1
2
0853
0854
0852½
0854
0852¼
0854¼
UM
UM
Tremains
pass
0855½
pass
0856¼
+1
Pencoed Up Passenger Loop
pass
0857½
No report
Pencoed [PCD]
2
pass
0858
pass
0858½
Llanharan [LLR]
1
pass
0900½
pass
0900¼
Llantrisant [LTI]
pass
0902½
No report
Pontyclun [PYC]
1 1
2
pass
0903
pass
0902½
Miskin
pass
0905
pass
0904½
St Fagans L C
pass
0910
pass
0908¼
-1
Leckwith North Jn
pass
0913
pass
0910¾
-2
UM
C
Cardiff West
pass
0915½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
0916
0919
0916½
0919
0913¾
0918¾
C
B
Cardiff East
pass
0919½
pass
0920
Long Dyke Jn
pass
0921
pass
0921¼
B
UM
Moorland Road Junction
pass
0921½
pass
0922
Pengam Jn
pass
0922
pass
0922¼
Rumney River Bridge Jn
pass
0922
pass
0922½
Marshfield
pass
0925
pass
0925¼
Ebbw Jn
pass
0927½
pass
0927¾
UM
UM
Gaer Jn
pass
0928½
pass
0928¼
UM
Newport (South Wales) [NWP]
1
3
0930
0933
0930
0933
0930½
0932¾
UM
UM
Maindee West Jn
pass
0935
pass
0934¼
Maindee East Jn
pass
0935½
pass
0934¾
East Usk Jn.
pass
0936
pass
0935¾
Llanwern West Jn
pass
0937
pass
0936¾
Magor
pass
0941
pass
0939½
-1
Severn Tunnel Junction [STJ]
4
pass
0942½
pass
0942¼
UM
UT
Severn Tunnel West
pass
0943½
pass
0942¾
Severn Tunnel East
pass
0947
pass
0946½
Pilning [PIL]
1
1
pass
0948
pass
0947½
Patchway [PWY]
1
pass
0951½
pass
0950¼
-1
Bristol Parkway [BPW]
3
0953
0956
0953
0956
0952½
0955¼
UT
UB
Westerleigh Jn
pass
1000
pass
0959¾
Chipping Sodbury
pass
1001½
pass
1001¾
Badminton
pass
1003½
pass
1004
Hullavington
pass
1006½
pass
1006¾
Little Somerford
pass
1009
pass
1009¾
Wootton Bassett Jn
1
pass
1013
pass
1012¾
UB
UM
Swindon [SWI]
2
1
1019
1022
1018½
1022½
1019
1021¾
UR
UM
Highworth Jn
pass
1023½
pass
1024
Swindon Stratton Green
pass
1024
pass
1024½
Swindon South Marston Jn
pass
1025
pass
1024¾
Bourton
pass
1026½
pass
1026¼
Uffington (Oxfordshire)
1
pass
1031
pass
1029¼
-1
Challow
pass
1033½
pass
1030¼
-3
Wantage Road
1
pass
1035
pass
1032¾
-2
Steventon
pass
1037½
pass
1033¾
-3
Milton Junction
pass
1038
pass
1034¾
-3
Foxhall Jn [XJF]
pass
1039
pass
1036½
-2
Didcot West End
pass
1039½
No report
Didcot Parkway [DID]
2
pass
1039½
pass
1037¼
-2
Didcot East Jn
pass
1039½
pass
1037¾
-1
Moreton Cutting
pass
1040½
pass
1038
-2
Cholsey [CHO]
2
pass
1041½
pass
1039½
-2
Goring & Streatley [GOR]
1
2
pass
1043½
pass
1041½
-1
ML
Pangbourne [PAN]
pass
1045½
pass
1043¼
-2
Tilehurst [TLH]
2
pass
1047½
pass
1044¼
-3
Tilehurst East Jn.
pass
1048
pass
1044½
-3
Reading High Level Jn
pass
1049
pass
1045¾
-3
ML
Reading Main Line West
pass
1049½
pass
1047½
-2
Reading [RDG]
10
1050
1055
1050½
1055½
1048¼
1054¾
UM
UM
Reading Main Line East
pass
1056
pass
1055½
Kennet Bridge Jn
pass
1056½
pass
1056
Twyford West
pass
1059
pass
1058
Twyford [TWY]
2
pass
1059½
pass
1059
ML
Ruscombe
pass
1100
pass
1059¼
Maidenhead [MAI]
2
pass
1103
pass
1102¾
Maidenhead East
pass
1103½
pass
1102¾
Taplow [TAP]
2
pass
1104
pass
1103¾
Burnham [BNM]
pass
1104½
pass
1104¼
Slough West
pass
1105½
pass
1105½
Slough [SLO]
3
pass
1106
pass
1106¼
Dolphin Jn
pass
1106½
pass
1106¼
Langley [LNY]
2
pass
1107
pass
1107
Iver [IVR]
2
pass
1108
pass
1107¾
West Drayton Jcn
pass
1108½
pass
1108¼
West Drayton [WDT]
2
pass
1108½
pass
1109
West Drayton East
pass
1108½
pass
1109¼
Stockley Junction
1
pass
1109
pass
1110¼
+1
ML
ML
Heathrow Airport Jn
pass
1110½
pass
1112½
+2
Hayes & Harlington [HAY]
2
pass
1110½
pass
1113
+2
Southall West Jn
pass
1111
pass
1114
+2
Southall [STL]
1
2
pass
1111½
pass
1114
+2
ML
Southall East Jn
pass
1111½
pass
1114¼
+2
Hanwell [HAN]
1
pass
1112½
pass
1115¼
+2
West Ealing Junction
pass
1113
pass
1115¾
+2
West Ealing [WEA]
pass
1113
pass
1116
+3
Ealing Broadway [EAL]
2
pass
1113½
pass
1116½
+3
Acton West
1
pass
1114
pass
1116¾
+2
ML
ML
Acton Main Line [AML]
2
pass
1115
pass
1117¼
+2
Friars Jn
pass
1115½
No report
Old Oak Common West
pass
1116
pass
1117¾
+1
Old Oak Common East
pass
1116½
pass
1118¼
+1
Ladbroke Grove
pass
1117½
pass
1119
+1
UM
3
Portobello Jn (London)
pass
1118
pass
1119¾
+1
Royal Oak Junction
pass
1119
pass
1120¾
+1
London Paddington [PAD]
4
1120
1120
1122¾
+2
3
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