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1B21 1548 London Paddington to Swansea
Departing on 19th August 2024

operated by
Great Western Railway
10 coaches
800024
800010
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
9
1548
1548
1547½
3
0.41
Royal Oak Junction
pass
1549
pass
1548¾
3
2
1.28
Portobello Jn (London)
pass
1550½
pass
1549¾
1.68
Ladbroke Grove
pass
1551
pass
1550½
2
DM
2.55
Old Oak Common East
pass
1551½
pass
1551¼
3.15
Old Oak Common West
pass
1552
pass
1551¾
3.48
Friars Jn
pass
1552½
pass
1552
4.16
Acton Main Line [AML]
pass
1553
pass
1552¾
4.75
Acton West
pass
1553½
pass
1553
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1554
pass
1553½
6.41
West Ealing [WEA]
pass
1554½
pass
1554
6.49
West Ealing Junction
pass
1554½
pass
1554
7.23
Hanwell [HAN]
pass
1554½
pass
1554¼
8.57
Southall East Jn
pass
1555½
pass
1555
9.01
Southall [STL]
1
pass
1555½
pass
1555½
9.65
Southall West Jn
pass
1556
pass
1555½
10.66
Hayes & Harlington [HAY]
1
pass
1556½
pass
1556¼
11.09
Heathrow Airport Jn
pass
1556½
pass
1556¼
ML
12.04
Stockley Junction
pass
1557
pass
1556½
12.62
West Drayton East
pass
1557½
pass
1557
13.12
West Drayton [WDT]
1
pass
1557½
pass
1557½
13.26
West Drayton Jcn
pass
1557½
pass
1557½
14.55
Iver [IVR]
1
pass
1558
pass
1558
16.13
Langley [LNY]
1
pass
1559
pass
1559
17.13
Dolphin Jn
pass
1559½
pass
1559¼
18.31
Slough [SLO]
2
pass
1600
pass
1600
ML
19.06
Slough West
pass
1600½
pass
1600¼
20.72
Burnham [BNM]
pass
1601½
pass
1601
22.34
Taplow [TAP]
1
pass
1602
pass
1601¾
23.53
Maidenhead East
pass
1602½
pass
1602½
24.14
Maidenhead [MAI]
1
pass
1603
pass
1603
29.40
Ruscombe
pass
1606
pass
1605
30.76
Twyford [TWY]
1
1
pass
1606½
pass
1605¾
ML
31.57
Twyford West
pass
1607
pass
1606¼
35.10
Kennet Bridge Jn
pass
1609½
pass
1608½
35.56
Reading Main Line East
pass
1610
pass
1609
-1
35.75
Reading [RDG]
9
1611
1613
1611
1613
1610
1612¾
DM
DM
36.12
Reading Main Line West
pass
1613½
pass
1613½
36.45
Reading High Level Jn
pass
1614
pass
1614¼
ML
38.29
Tilehurst East Jn.
pass
1615
pass
1615¼
38.47
Tilehurst [TLH]
1
pass
1615
pass
1615¼
41.38
Pangbourne [PAN]
pass
1617
pass
1616¾
44.55
Goring & Streatley [GOR]
1
1
pass
1619
pass
1618½
ML
48.32
Cholsey [CHO]
1
pass
1621
pass
1620¼
51.32
Moreton Cutting
pass
1623
pass
1623½
52.61
Didcot East Jn
pass
1624
pass
1624¼
53.05
Didcot Parkway [DID]
1
pass
1624
pass
1625
+1
53.20
Didcot West End
pass
1624
No report
53.50
Foxhall Jn [XJF]
pass
1624½
pass
1625¼
+1
55.14
Milton Junction
pass
1625
pass
1625¾
56.27
Steventon
pass
1626
pass
1626½
60.17
Wantage Road
pass
1628
pass
1628¾
63.75
Challow
pass
1630
pass
1630½
66.34
Uffington (Oxfordshire)
1 ½
pass
1631
pass
1631½
72.25
Bourton
pass
1635
pass
1634½
74.46
Swindon South Marston Jn
pass
1636½
pass
1635½
75.58
Swindon Stratton Green
pass
1637
pass
1636½
76.27
Highworth Jn
pass
1637½
pass
1636½
76.59
Swindon East Loop
pass
1637½
pass
1637¾
77.18
Swindon [SWI]
4
1638
1640
1638½
1640½
1638¾
1639¾
DM
DM
82.67
Wootton Bassett Jn
pass
1645
pass
1644¼
DM
DB
89.57
Little Somerford
pass
1649
pass
1648¼
94.16
Hullavington
1
pass
1651½
pass
1650¾
99.76
Badminton
pass
1655
pass
1653¼
-1
104.40
Chipping Sodbury
pass
1657½
pass
1655½
-1
107.09
Westerleigh Jn
½
pass
1659
pass
1657¼
-1
111.57
Bristol Parkway [BPW]
2
1702
1704
1702½
1704
1702¼
1704¼
DB
DT
112.79
Patchway [PWY]
2
pass
1705½
pass
1705¾
116.45
Pilning [PIL]
2
pass
1708
pass
1708¾
118.03
Severn Tunnel East
pass
1709
pass
1709½
122.31
Severn Tunnel West
pass
1712½
pass
1712¾
123.41
Severn Tunnel Junction [STJ]
3
pass
1713½
pass
1714¼
DT
DM
125.66
Magor
pass
1715
pass
1715¾
130.72
Llanwern West Jn
pass
1718½
pass
1719¼
131.63
East Usk Jn.
pass
1719½
pass
1719¾
132.55
Maindee East Jn
pass
1720
pass
1720¾
132.77
Maindee West Jn
pass
1720½
pass
1721½
+1
133.31
Newport (South Wales) [NWP]
2
1721
1724
1721½
1724½
1722¾
1724
DM
DM
134.13
Gaer Jn
pass
1726
pass
1725¾
DM
134.68
Ebbw Jn
pass
1727
pass
1726½
DM
DM
138.41
Marshfield
1 1
pass
1729½
pass
1729¼
142.42
Rumney River Bridge Jn
pass
1733½
pass
1731½
-2
143.01
Pengam Jn
pass
1734
pass
1732
-2
143.46
Moorland Road Junction
pass
1735
pass
1732½
-2
144.16
Long Dyke Jn
½
pass
1735½
pass
1733¼
-2
E
144.79
Cardiff East
pass
1737
pass
1734½
-2
DM
E
145.11
Cardiff Central [CDF]
1
Pathed as Class 80x on diesel from here
4
1737
1741
1738
1741
1735½
1740¾
E
D
145.37
Cardiff West
pass
1742½
No report
146.36
Leckwith North Jn
pass
1745
pass
1743¾
-1
D
DM
149.14
St Fagans L C
pass
1747
pass
1746
-1
154.08
Miskin
pass
1751
pass
1749¾
-1
156.21
Pontyclun [PYC]
1
pass
1753
pass
1751¾
-1
156.57
Llantrisant [LTI]
pass
1753½
No report
158.53
Llanharan [LLR]
2
pass
1755
pass
1753¾
161.41
Pencoed [PCD]
1
pass
1757
pass
1755¾
-1
164.42
Tremains
pass
1759½
pass
1757¾
-1
165.26
Bridgend [BGN]
1
1801
1802
1800½
1802
1759
1801½
DM
169.46
Stormy
½
pass
1806½
pass
1806¼
171.21
Pyle [PYL]
1
pass
1808
pass
1807¼
173.45
Margam Moors Jn.
pass
1809½
pass
1808½
DM
175.12
Margam East Jn
pass
1810½
pass
1809¾
176.00
Margam Middle Jn
pass
1811
pass
1810
-1
176.70
Port Talbot East
pass
1812
No report
177.39
Port Talbot Parkway [PTA]
1
1813
1814
1813
1814½
1812¼
1813½
-1
179.38
Baglan [BAJ]
1
pass
1816½
pass
1816¼
180.09
Briton Ferry East
pass
1817½
pass
1816½
181.20
Briton Ferry [BNF]
1
pass
1818½
pass
1818½
181.38
Court Sart Jn
pass
1818½
pass
1819¼
183.00
Neath [NTH]
1
1
1821
1822
1820½
1822
1821¼
1822½
185.06
Skewen [SKE]
1
pass
1825
pass
1825¼
186.68
Llansamlet [LAS]
1
pass
1827½
pass
1827¼
189.42
Landore Junction
pass
1830½
pass
1830
DM
DSM
190.23
Swansea Loop East
pass
1831½
pass
1831¼
190.67
Swansea [SWA]
2
1833
1833
1833¼
DSM
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