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1L12 0724 Carmarthen to London Paddington
Departing on 29th November 2025

operated by
Great Western Railway
5 coaches
Carmarthen - Swansea
800011
10 coaches
Swansea - London Paddington
800011
800021
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
0724
0724
0724
U1
Carmarthen Jn [XCI]
pass
0726
pass
0726
UU
Ferryside [FYS]
0735
0736
0735
0736
No report
Kidwelly [KWL]
0742
0742
0741½
0742½
No report
Kidwelly Junction
pass
0743½
No report
Pembrey & Burry Port [PBY]
0749
0750
0748½
0750
No report
Llanelli [LLE]
2
0756
0757
0756
0757½
0755½
0757
Llandeilo Jn
pass
0800
pass
0759¼
Duffryn West
pass
0800½
pass
0759¾
Gowerton [GWN]
2
pass
0804
pass
0802½
-1
Cockett West
1
pass
0805½
pass
0804¼
-1
Swansea Loop West
pass
0809½
pass
0808
-1
UM
USL
Swansea Loop East
pass
0811½
pass
0809¾
-1
USL
USM
Swansea [SWA]
Pathed as Class 80x on diesel from here
joins with 5L12 from Swansea Maliphant Iep Dpt
Service reverses here, gains coaches here
3
0814
0822
0814
0822
0812½
0821¼
USM
USM
Swansea Loop East
pass
0823½
pass
0823½
Landore Junction
pass
0824½
pass
0824¾
USM
UM
Llansamlet [LAS]
2
pass
0827½
pass
0827¾
Skewen [SKE]
2
pass
0829½
pass
0830
Neath [NTH]
2
0833
0834
0832½
0834
0832¼
0834
Briton Ferry West Jn
pass
0836½
pass
0836¾
Port Talbot Parkway [PTA]
2
0840
0842
0840
0842
0840½
0841¾
Port Talbot East
pass
0843
No report
Margam Middle Jn
pass
0844
pass
0843
Margam East Jn
pass
0845
pass
0844½
Margam Moors Jn.
pass
0846
pass
0846
UM
Pyle [PYL]
2
pass
0847½
pass
0847½
Stormy
pass
0849
pass
0849¾
At platform
Bridgend [BGN]
2
0853
0856
0853
0856½
0853¼
0855¾
UM
UM
Tremains
pass
0857½
pass
0858
Pencoed Up Passenger Loop
pass
0900
No report
Pencoed [PCD]
2
pass
0900½
pass
0900¼
Llanharan [LLR]
1
pass
0902½
pass
0902¼
Llantrisant [LTI]
pass
0904
No report
Pontyclun [PYC]
1
2
pass
0904½
pass
0904¾
Miskin
pass
0906½
pass
0906½
St Fagans L C
pass
0911
pass
0910¾
Leckwith North Jn
pass
0913½
pass
0913¼
UM
C
Cardiff West
pass
0916
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0917
0919
0917
0919
0916½
0919½
C
B
Cardiff East
pass
0919½
pass
0920¾
+1
Long Dyke Jn
pass
0921
pass
0921¾
B
UM
Moorland Road Junction
pass
0921½
pass
0922¾
+1
Pengam Jn
pass
0922
pass
0923¼
+1
Rumney River Bridge Jn
pass
0922
pass
0923½
+1
Marshfield
pass
0925
pass
0926¼
+1
Ebbw Jn
pass
0927½
pass
0929¼
+1
UM
UM
Gaer Jn
pass
0928½
pass
0929½
+1
UM
Newport (South Wales) [NWP]
1
3
0930
0933
0930
0933½
0931½
0934
UM
UM
Maindee West Jn
pass
0935½
pass
0935½
Maindee East Jn
pass
0936
pass
0936
East Usk Jn.
pass
0936½
pass
0936¾
Llanwern West Jn
pass
0937½
pass
0937¾
Magor
pass
0941½
pass
0940¾
Severn Tunnel Junction [STJ]
4
pass
0943
pass
0944½
+1
UM
UT
Severn Tunnel West
pass
0944
pass
0946½
+2
Severn Tunnel East
pass
0947½
pass
0950
+2
Pilning [PIL]
1
1
pass
0948½
pass
0951¼
+2
Patchway [PWY]
1
pass
0952
pass
0957½
+5
Bristol Parkway [BPW]
3
0954
0957
0953½
0957
0959½
1001½
+4
UT
UB
Westerleigh Jn
pass
1000½
pass
1005¾
+5
Chipping Sodbury
pass
1002
pass
1007¼
+5
Badminton
pass
1004
pass
1009½
+5
Hullavington
pass
1007
pass
1012¼
+5
Little Somerford
pass
1009½
pass
1015¼
+5
Wootton Bassett Jn
1
pass
1013½
pass
1018¼
+4
UB
UM
Swindon [SWI]
3
1019
1021
1019
1021
1023¾
1025
+4
UR
UM
Highworth Jn
pass
1022
pass
1026¾
+5
Swindon Stratton Green
pass
1022½
pass
1027¼
+5
Swindon South Marston Jn
pass
1023
pass
1027¾
+4
Bourton
pass
1024
pass
1029¼
+5
Uffington (Oxfordshire)
pass
1027½
pass
1032
+4
Challow
pass
1029
pass
1033¼
+4
Wantage Road
1
pass
1030½
pass
1035½
+5
Steventon
pass
1033
pass
1036¾
+3
Milton Junction
pass
1033½
pass
1037¾
+4
Foxhall Jn [XJF]
pass
1034½
pass
1038¾
+4
Didcot West End
pass
1035
No report
Didcot Parkway [DID]
2
pass
1035
pass
1039½
+4
Didcot East Jn
pass
1035
pass
1039¾
+4
Moreton Cutting
pass
1036
pass
1040
+4
Cholsey [CHO]
2
pass
1037
pass
1041½
+4
Goring & Streatley [GOR]
1
2
pass
1039
pass
1043¼
+4
ML
Pangbourne [PAN]
pass
1041
pass
1045
+4
Tilehurst [TLH]
2
pass
1043
pass
1046¼
+3
Tilehurst East Jn.
pass
1043½
pass
1046½
+3
Reading High Level Jn
pass
1044½
pass
1047¾
+3
ML
Reading Main Line West
pass
1045
pass
1048¼
+3
Reading [RDG]
10
1046
1050
1046
1050
1049
1050¾
UM
UM
Reading Main Line East
pass
1050½
pass
1051½
Kennet Bridge Jn
pass
1051
pass
1052
+1
Twyford West
pass
1053½
pass
1054½
+1
Twyford [TWY]
2
pass
1054
pass
1055¼
+1
ML
Ruscombe
pass
1054½
pass
1055¾
+1
Maidenhead [MAI]
2
pass
1057½
pass
1058¾
+1
Maidenhead East
pass
1058
pass
1058¾
+1
Taplow [TAP]
2
pass
1058½
pass
1059½
+1
Burnham [BNM]
pass
1059
pass
1059¾
Slough West
pass
1100
pass
1101
+1
Slough [SLO]
3
pass
1100½
pass
1101¾
+1
Dolphin Jn
pass
1101
pass
1102
+1
Langley [LNY]
2
pass
1101½
pass
1102¾
+1
Iver [IVR]
2
pass
1102½
pass
1103¼
+1
West Drayton Jcn
pass
1103
pass
1103¾
West Drayton [WDT]
2
pass
1103
pass
1104¼
+1
West Drayton East
pass
1103
pass
1104¼
+1
Stockley Junction
pass
1103½
pass
1104¼
ML
ML
Heathrow Airport Jn
pass
1104
pass
1104¾
Hayes & Harlington [HAY]
2
pass
1104
pass
1105¼
+1
Southall West Jn
pass
1104½
pass
1105½
+1
Southall [STL]
2
pass
1105
pass
1105½
ML
Southall East Jn
pass
1105
pass
1105¾
Hanwell [HAN]
1
pass
1105½
pass
1106¾
+1
West Ealing Junction
pass
1106
pass
1107¼
+1
West Ealing [WEA]
pass
1106
pass
1107½
+1
Ealing Broadway [EAL]
2
pass
1106
pass
1108
+1
Acton West
1
pass
1106½
pass
1108
+1
ML
ML
Acton Main Line [AML]
2
pass
1107½
pass
1108¾
+1
Friars Jn
pass
1108
No report
Old Oak Common West
pass
1108½
pass
1109¼
Old Oak Common East
pass
1109
pass
1109¾
Ladbroke Grove
pass
1110
pass
1110½
UM
3
Portobello Jn (London)
1½
pass
1110½
pass
1111¼
Royal Oak Junction
pass
1113
pass
1113
3
2
London Paddington [PAD]
3
1114
1114
1115¼
+1
2
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