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1L42 0835 Swansea to London Paddington
Departing on 14th December 2025

operated by
Great Western Railway
9 coaches
800313
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Swansea [SWA]
Pathed as Class 80x on diesel at 125mph
3
0835
0835
0840
+5
USM
Swansea Loop East
pass
0836½
pass
0841¾
+5
Landore Junction
pass
0837½
pass
0843
+5
USM
UM
Llansamlet [LAS]
2
pass
0840½
pass
0846¼
+5
Skewen [SKE]
2
pass
0842½
pass
0848¼
+5
Neath [NTH]
2
0846
0847
0845½
0847
0850½
0851¾
+4
Briton Ferry West Jn
pass
0849½
pass
0854¾
+5
Port Talbot Parkway [PTA]
2
0853
0854
0853
0854½
0858½
0859¼
+4
Port Talbot East
pass
0855½
No report
Margam Middle Jn
pass
0856½
pass
0900¾
+4
Margam East Jn
pass
0857½
pass
0902¼
+4
Margam Moors Jn.
pass
0858½
pass
0904
+5
UM
Pyle [PYL]
2
pass
0900
pass
0905½
+5
Stormy
pass
0901½
pass
0907¾
+6
At platform
Bridgend [BGN]
2
0906
0907
0905½
0907
0911½
0913
+6
UM
UM
Tremains
pass
0908
pass
0915¼
+7
Pencoed Up Passenger Loop
pass
0910½
No report
Pencoed [PCD]
2
pass
0911
pass
0917½
+6
Llanharan [LLR]
1
pass
0913
pass
0919¾
+6
Llantrisant [LTI]
pass
0914½
No report
Pontyclun [PYC]
1
2
pass
0915
pass
0922
+7
Miskin
pass
0917
pass
0924
+7
St Fagans L C
pass
0921½
pass
0928
+6
Leckwith North Jn
pass
0924
pass
0930¼
+6
UM
C
Cardiff West
pass
0926½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0928
0935
0927½
0935
0933¾
0936½
+1
C
B
Cardiff East
pass
0935½
pass
0937½
+1
Long Dyke Jn
pass
0937
pass
0938¾
+1
B
UR
Moorland Road Junction
pass
0937½
pass
0939¾
+2
Pengam Jn
pass
0938½
pass
0940¾
+2
Rumney River Bridge Jn
pass
0939
pass
0941
+2
Marshfield
pass
0943½
pass
0945¼
+1
Ebbw Jn
pass
0947½
pass
0949½
+2
UR
Gaer Jn
pass
0948½
pass
0950¼
+1
UR
Newport (South Wales) [NWP]
2
0951
0953
0951
0953
0952¾
0954¼
+1
UR
UM
Maindee West Jn
pass
0954
pass
0956
+2
Maindee East Jn
pass
0954½
pass
0956¾
+2
RL
East Usk Jn.
pass
0956
pass
0957¾
+2
Llanwern West Jn
pass
0957
pass
0959
+2
Llanwern Steelworks East
pass
1001½
No report
Severn Tunnel Junction [STJ]
4
pass
1007½
pass
1004½
-2
UM
UT
Severn Tunnel West
pass
1008½
pass
1005¼
-3
Severn Tunnel East
pass
1012
pass
1009
-2
Pilning [PIL]
1
1
pass
1013
pass
1010¼
-2
Patchway [PWY]
1
pass
1016½
pass
1013¼
-3
Bristol Parkway [BPW]
3
1018
1025
1018
1027
1015
1024¼
-2
UT
UB
Westerleigh Jn
pass
1030½
pass
1028½
-1
Chipping Sodbury
pass
1032
pass
1030
-1
Badminton
pass
1034
pass
1032½
-1
Hullavington
pass
1037
pass
1035
-1
Little Somerford
pass
1039½
pass
1038
-1
Wootton Bassett Jn
1
pass
1043½
pass
1041
-2
UB
UM
Swindon [SWI]
1
1049
1051
1049
1051½
1046¾
1050¾
UR
UM
Highworth Jn
pass
1052½
pass
1052¾
Swindon Stratton Green
pass
1053
pass
1053¼
Swindon South Marston Jn
pass
1053½
pass
1053¾
Bourton
pass
1054½
pass
1055¼
Uffington (Oxfordshire)
pass
1058
pass
1058
Challow
pass
1059½
pass
1059¼
Wantage Road
1
pass
1101
pass
1101½
Steventon
pass
1103½
pass
1102¾
Milton Junction
pass
1104
pass
1103¾
Foxhall Jn [XJF]
pass
1105
pass
1104¾
Didcot West End
pass
1105½
No report
Didcot Parkway [DID]
2
pass
1105½
pass
1105½
Didcot East Jn
pass
1105½
pass
1105¾
Moreton Cutting
pass
1106½
pass
1106
Cholsey [CHO]
2
pass
1107½
pass
1107½
Goring & Streatley [GOR]
1
2
pass
1109½
pass
1109½
ML
Pangbourne [PAN]
pass
1111½
pass
1111¼
Tilehurst [TLH]
2
pass
1113½
pass
1112¼
-1
Tilehurst East Jn.
pass
1114
pass
1112½
-1
Reading High Level Jn
pass
1115
pass
1114
ML
Reading Main Line West
pass
1115½
pass
1114½
-1
Reading [RDG]
11
1117
1118
1116½
1118½
1115½
1117¾
UM
UM
Reading Main Line East
pass
1119
pass
1118¼
Kennet Bridge Jn
pass
1119½
pass
1119
Twyford West
pass
1122
pass
1121¼
Twyford [TWY]
2
pass
1122½
pass
1122¼
ML
Ruscombe
pass
1123
pass
1122½
Maidenhead [MAI]
2
pass
1126
pass
1125½
Maidenhead East
pass
1126½
pass
1125½
Taplow [TAP]
2
pass
1127
pass
1126¼
Burnham [BNM]
pass
1127½
pass
1126½
-1
Slough West
pass
1128½
pass
1127¾
Slough [SLO]
3
pass
1129
pass
1128½
Dolphin Jn
pass
1129½
pass
1128¾
Langley [LNY]
2
pass
1130
pass
1129¼
Iver [IVR]
2
pass
1131
pass
1130
West Drayton Jcn
pass
1131½
pass
1130½
West Drayton [WDT]
2
pass
1131½
pass
1131
West Drayton East
pass
1131½
pass
1130¾
Stockley Junction
pass
1132
pass
1131
ML
ML
Heathrow Airport Jn
pass
1132½
pass
1131½
Hayes & Harlington [HAY]
2
pass
1132½
pass
1131¾
Southall West Jn
pass
1133
pass
1132¼
Southall [STL]
2
pass
1133½
pass
1132
-1
ML
Southall East Jn
pass
1133½
pass
1132¼
-1
Hanwell [HAN]
1
pass
1134
pass
1133¼
West Ealing Junction
pass
1134½
pass
1133¾
West Ealing [WEA]
pass
1134½
pass
1134
Ealing Broadway [EAL]
2
pass
1134½
pass
1134½
Acton West
1
pass
1135
pass
1134¾
ML
ML
Acton Main Line [AML]
2
pass
1136
pass
1135¼
Friars Jn
pass
1136½
No report
Old Oak Common West
pass
1137
pass
1135¾
-1
Old Oak Common East
pass
1137½
pass
1136¼
-1
Ladbroke Grove
pass
1138½
pass
1137¼
-1
UM
3
Portobello Jn (London)
pass
1139
pass
1137¾
-1
Royal Oak Junction
pass
1140
pass
1141
+1
3
4
London Paddington [PAD]
8
1141
1141
1143¼
+2
4
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