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1B15 1248 London Paddington to Swansea
Departing on 3rd January 2025

operated by
Great Western Railway
10 coaches
800024
800027
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
London Paddington [PAD]
Pathed as Class 80x on electric at 125mph
8
1248
1248
1248¼
3
0.41
Royal Oak Junction
pass
1249
pass
1249¾
3
2
1.28
Portobello Jn (London)
pass
1250½
pass
1250¾
1.68
Ladbroke Grove
pass
1251
pass
1251½
2
DM
2.55
Old Oak Common East
pass
1251½
pass
1252½
3.15
Old Oak Common West
pass
1252
pass
1253
+1
3.48
Friars Jn
pass
1252½
pass
1253¼
4.16
Acton Main Line [AML]
pass
1253
pass
1253¾
+1
4.75
Acton West
pass
1253½
pass
1254¼
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1254
pass
1254¾
6.41
West Ealing [WEA]
pass
1254½
pass
1255
6.49
West Ealing Junction
pass
1254½
pass
1255
7.23
Hanwell [HAN]
pass
1254½
pass
1255½
8.57
Southall East Jn
pass
1255½
pass
1256¼
+1
9.01
Southall [STL]
1
pass
1255½
pass
1256¾
+1
9.65
Southall West Jn
pass
1256
pass
1256¾
10.66
Hayes & Harlington [HAY]
1
pass
1256½
pass
1257½
+1
11.09
Heathrow Airport Jn
pass
1256½
pass
1257¼
ML
12.04
Stockley Junction
pass
1257
pass
1257¾
12.62
West Drayton East
pass
1257½
pass
1258¼
+1
13.12
West Drayton [WDT]
1
pass
1257½
pass
1258¾
+1
13.26
West Drayton Jcn
pass
1257½
pass
1258¾
+1
14.55
Iver [IVR]
1
pass
1258
pass
1259¼
+1
16.13
Langley [LNY]
1
pass
1259
pass
1300¼
+1
17.13
Dolphin Jn
pass
1259½
pass
1300¾
+1
18.31
Slough [SLO]
2
pass
1300
pass
1301¼
+1
ML
19.06
Slough West
pass
1300½
pass
1301½
+1
20.72
Burnham [BNM]
pass
1301½
pass
1302¼
+1
22.34
Taplow [TAP]
1
pass
1302
pass
1303
+1
23.53
Maidenhead East
pass
1302½
pass
1304
+1
24.14
Maidenhead [MAI]
1
pass
1303
pass
1304¼
+1
29.40
Ruscombe
pass
1306
pass
1306½
30.76
Twyford [TWY]
1
1
pass
1306½
pass
1307½
+1
ML
31.57
Twyford West
pass
1307
pass
1307¾
35.10
Kennet Bridge Jn
pass
1309½
pass
1310¼
35.56
Reading Main Line East
pass
1310
pass
1310½
35.75
Reading [RDG]
9
1311
1313
1311
1313
1311¾
1313½
DM
DM
36.12
Reading Main Line West
pass
1313½
pass
1314¼
36.45
Reading High Level Jn
pass
1314
pass
1315
+1
ML
38.29
Tilehurst East Jn.
pass
1315
pass
1316
+1
38.47
Tilehurst [TLH]
1
pass
1315
pass
1316¼
+1
41.38
Pangbourne [PAN]
pass
1317
pass
1317½
44.55
Goring & Streatley [GOR]
1
1
pass
1319
pass
1319½
ML
48.32
Cholsey [CHO]
1
pass
1321
pass
1321¼
51.32
Moreton Cutting
pass
1323
pass
1322½
52.61
Didcot East Jn
pass
1324
pass
1323¼
53.05
Didcot Parkway [DID]
1
pass
1324
pass
1323¾
53.20
Didcot West End
pass
1324
No report
53.50
Foxhall Jn [XJF]
pass
1324½
pass
1324
55.14
Milton Junction
pass
1325
pass
1324¼
56.27
Steventon
pass
1326
pass
1325¼
60.17
Wantage Road
pass
1328
pass
1327¼
63.75
Challow
pass
1330
pass
1329
66.34
Uffington (Oxfordshire)
1
pass
1331
pass
1330¼
72.25
Bourton
pass
1334½
pass
1333
-1
74.46
Swindon South Marston Jn
pass
1336
pass
1334½
-1
75.58
Swindon Stratton Green
pass
1336½
pass
1335¼
-1
76.27
Highworth Jn
pass
1337
pass
1335½
-1
76.59
Swindon East Loop
pass
1337
pass
1336½
77.18
Swindon [SWI]
4
1337
1340
1338
1340
1337¼
1339¾
DM
DM
82.67
Wootton Bassett Jn
pass
1344½
pass
1344¾
DM
DB
89.57
Little Somerford
pass
1348½
pass
1349
94.16
Hullavington
1 2
pass
1351
pass
1351½
99.76
Badminton
pass
1355
pass
1353¾
-1
104.40
Chipping Sodbury
pass
1358½
pass
1356
-2
107.09
Westerleigh Jn
½
pass
1400½
pass
1357¾
-2
111.57
Bristol Parkway [BPW]
2
1403
1405
1404
1405½
1402½
1405½
DB
DT
112.79
Patchway [PWY]
2
pass
1407
pass
1407
116.45
Pilning [PIL]
2
pass
1409½
pass
1410
118.03
Severn Tunnel East
pass
1410½
pass
1410¾
122.31
Severn Tunnel West
pass
1414
pass
1414¼
123.41
Severn Tunnel Junction [STJ]
3
pass
1415
pass
1415¾
DT
DM
125.66
Magor
pass
1416½
pass
1417½
+1
130.72
Llanwern West Jn
pass
1420
pass
1421¼
+1
131.63
East Usk Jn.
pass
1421
pass
1421¾
132.55
Maindee East Jn
pass
1421½
pass
1422¾
+1
132.77
Maindee West Jn
pass
1422
pass
1423½
+1
133.31
Newport (South Wales) [NWP]
2
1423
1425
1423
1425
1424¾
1426¾
+1
DM
DM
134.13
Gaer Jn
pass
1426½
pass
1428½
+2
DM
134.68
Ebbw Jn
pass
1427½
pass
1429½
+2
DM
DM
138.41
Marshfield
1
pass
1430
pass
1432¼
+2
142.42
Rumney River Bridge Jn
pass
1433½
pass
1434½
+1
143.01
Pengam Jn
pass
1434
pass
1435
+1
143.46
Moorland Road Junction
pass
1434½
pass
1435½
+1
144.16
Long Dyke Jn
pass
1435
pass
1436¼
+1
E
144.79
Cardiff East
pass
1436½
pass
1437½
+1
DM
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
4
1436
1439
1437
1439
1438¾
1441½
+2
E
D
145.37
Cardiff West
pass
1440
No report
146.36
Leckwith North Jn
pass
1442
pass
1444¾
+2
D
DM
149.14
St Fagans L C
pass
1444
pass
1447¼
+3
154.08
Miskin
pass
1448
pass
1451¼
+3
156.21
Pontyclun [PYC]
1
pass
1450
pass
1453
+3
156.57
Llantrisant [LTI]
pass
1450½
No report
158.53
Llanharan [LLR]
2
pass
1452
pass
1455¼
+3
161.41
Pencoed [PCD]
1
pass
1454
pass
1457¼
+3
164.42
Tremains
pass
1456½
pass
1459¼
+3
165.26
Bridgend [BGN]
1
1458
1459
1457½
1459
1501
1502¼
+3
DM
DM
169.46
Stormy
pass
1503½
pass
1507¼
+3
171.21
Pyle [PYL]
1
pass
1504½
pass
1508½
+4
173.45
Margam Moors Jn.
pass
1506
pass
1509½
+3
DM
175.12
Margam East Jn
pass
1507
pass
1511
+4
176.00
Margam Middle Jn
pass
1507½
pass
1511¼
+3
176.70
Port Talbot East
pass
1508½
No report
177.39
Port Talbot Parkway [PTA]
1
1510
1511
1509½
1511
1513¼
1514½
+3
179.38
Baglan [BAJ]
1
pass
1513
pass
1517½
+4
180.09
Briton Ferry East
pass
1514
pass
1517¾
+4
181.20
Briton Ferry [BNF]
1
pass
1515
pass
1519
+4
181.38
Court Sart Jn
pass
1515
pass
1518¾
+3
183.00
Neath [NTH]
1
1
1517
1518
1517
1518½
1520½
1522¼
+3
185.06
Skewen [SKE]
1
pass
1521½
pass
1525¼
+3
186.68
Llansamlet [LAS]
1
pass
1524
pass
1527¼
+3
189.42
Landore Junction
pass
1527
pass
1530
+3
DM
DSM
190.23
Swansea Loop East
pass
1528
pass
1531¼
+3
190.67
Swansea [SWA]
3
1530
1530
1533¼
+3
DSM
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