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1B21 1548 London Paddington to Swansea
Departing on 15th November 2024

operated by
Great Western Railway
10 coaches
800003
800026
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
1549½
+1
4
0.41
Royal Oak Junction
pass
1549
pass
1550¾
+1
4
4
1.28
Portobello Jn (London)
pass
1550½
pass
1552
+1
1.68
Ladbroke Grove
pass
1551
pass
1552½
+1
4
DR
2.55
Old Oak Common East
pass
1551½
pass
1553½
+1
3.15
Old Oak Common West
pass
1552
pass
1554
+2
3.48
Friars Jn
pass
1552½
pass
1554¼
+2
4.16
Acton Main Line [AML]
3
pass
1553
pass
1554¾
+2
4.75
Acton West
pass
1553½
pass
1555½
+2
DR
DM
5.51
Ealing Broadway [EAL]
1
pass
1554
pass
1556
+2
6.41
West Ealing [WEA]
pass
1554½
pass
1556¾
+2
6.49
West Ealing Junction
pass
1554½
pass
1556¾
+2
7.23
Hanwell [HAN]
pass
1554½
pass
1557¼
+2
8.57
Southall East Jn
pass
1555½
pass
1558¼
+3
9.01
Southall [STL]
1
pass
1555½
pass
1558¾
+3
9.65
Southall West Jn
pass
1556
pass
1558¾
+3
10.66
Hayes & Harlington [HAY]
1
pass
1556½
pass
1559¾
+3
11.09
Heathrow Airport Jn
pass
1556½
pass
1559½
+3
ML
12.04
Stockley Junction
pass
1557
pass
1600
+3
12.62
West Drayton East
pass
1557½
pass
1600¼
+3
13.12
West Drayton [WDT]
1
pass
1557½
pass
1600¾
+3
13.26
West Drayton Jcn
pass
1557½
pass
1601
+3
14.55
Iver [IVR]
1
pass
1558
pass
1601½
+3
16.13
Langley [LNY]
1
pass
1559
pass
1602½
+3
17.13
Dolphin Jn
pass
1559½
pass
1602¾
+3
18.31
Slough [SLO]
2
pass
1600
pass
1603¼
+3
ML
19.06
Slough West
pass
1600½
pass
1603½
+3
20.72
Burnham [BNM]
pass
1601½
pass
1604¼
+3
22.34
Taplow [TAP]
1
pass
1602
pass
1605
+3
23.53
Maidenhead East
pass
1602½
pass
1605¾
+3
24.14
Maidenhead [MAI]
1
pass
1603
pass
1606¼
+3
29.40
Ruscombe
pass
1606
pass
1608½
+2
30.76
Twyford [TWY]
1
1
pass
1606½
pass
1609¼
+2
ML
31.57
Twyford West
pass
1607
pass
1609½
+2
35.10
Kennet Bridge Jn
pass
1609½
pass
1611½
+2
35.56
Reading Main Line East
pass
1610
pass
1612¼
+2
35.75
Reading [RDG]
9
1611
1613
1611
1613
1613¼
1615¾
+2
DM
DM
36.12
Reading Main Line West
pass
1613½
pass
1616½
+2
36.45
Reading High Level Jn
pass
1614
pass
1617¼
+3
ML
38.29
Tilehurst East Jn.
pass
1615
pass
1618¼
+3
38.47
Tilehurst [TLH]
1
pass
1615
pass
1618¼
+3
41.38
Pangbourne [PAN]
pass
1617
pass
1619¾
+2
44.55
Goring & Streatley [GOR]
1
1
pass
1619
pass
1621½
+2
ML
48.32
Cholsey [CHO]
1
pass
1621
pass
1623¼
+2
51.32
Moreton Cutting
pass
1623
pass
1624½
+1
52.61
Didcot East Jn
pass
1624
pass
1625
+1
53.05
Didcot Parkway [DID]
1
pass
1624
pass
1625½
+1
53.20
Didcot West End
pass
1624
No report
53.50
Foxhall Jn [XJF]
pass
1624½
pass
1625¾
+1
55.14
Milton Junction
pass
1625
pass
1626¼
+1
56.27
Steventon
pass
1626
pass
1627
+1
60.17
Wantage Road
pass
1628
pass
1629
+1
63.75
Challow
pass
1630
pass
1630¾
66.34
Uffington (Oxfordshire)
1 ½
pass
1631
pass
1632
+1
72.25
Bourton
pass
1635
pass
1634¾
74.46
Swindon South Marston Jn
pass
1636½
pass
1635¾
75.58
Swindon Stratton Green
pass
1637
pass
1636½
76.27
Highworth Jn
pass
1637½
pass
1636¾
76.59
Swindon East Loop
pass
1637½
pass
1637¾
77.18
Swindon [SWI]
4
1638
1640
1638½
1640½
1638¾
1640¾
DM
DM
82.67
Wootton Bassett Jn
pass
1645
pass
1645½
DM
DB
89.57
Little Somerford
pass
1649
pass
1649¾
94.16
Hullavington
1
pass
1651½
pass
1652
99.76
Badminton
pass
1655
pass
1654½
104.40
Chipping Sodbury
pass
1657½
pass
1656¾
107.09
Westerleigh Jn
½
pass
1659
pass
1658¼
111.57
Bristol Parkway [BPW]
2
1702
1704
1702½
1704
1703
1705¾
+1
DB
DT
112.79
Patchway [PWY]
2
pass
1705½
pass
1707½
+2
116.45
Pilning [PIL]
2
pass
1708
pass
1710½
+2
118.03
Severn Tunnel East
pass
1709
pass
1711½
+2
122.31
Severn Tunnel West
pass
1712½
pass
1714¾
+2
123.41
Severn Tunnel Junction [STJ]
3
pass
1713½
pass
1716¼
+2
DT
DM
125.66
Magor
pass
1715
pass
1718
+3
130.72
Llanwern West Jn
pass
1718½
pass
1721½
+3
131.63
East Usk Jn.
pass
1719½
pass
1722¼
+2
132.55
Maindee East Jn
pass
1720
pass
1723¼
+3
132.77
Maindee West Jn
pass
1720½
pass
1724
+3
133.31
Newport (South Wales) [NWP]
2
1721
1724
1721½
1724½
1725¼
1727
+2
DM
DM
134.13
Gaer Jn
pass
1726
pass
1728¾
+2
DM
134.68
Ebbw Jn
pass
1727
pass
1729½
+2
DM
DM
138.41
Marshfield
1 1
pass
1729½
pass
1732¼
+2
142.42
Rumney River Bridge Jn
pass
1733½
pass
1734½
143.01
Pengam Jn
pass
1734
pass
1735
143.46
Moorland Road Junction
pass
1735
pass
1735½
144.16
Long Dyke Jn
½
pass
1735½
pass
1736½
+1
E
144.79
Cardiff East
pass
1737
pass
1737½
DM
E
145.11
Cardiff Central [CDF]
1
Pathed as Class 80x on diesel from here
3
1737
1741
1738
1741
1739
1742¾
+1
E
D
145.37
Cardiff West
pass
1742½
No report
146.36
Leckwith North Jn
pass
1745
pass
1745¾
D
DM
149.14
St Fagans L C
pass
1747
pass
1748
154.08
Miskin
pass
1751
pass
1752
156.21
Pontyclun [PYC]
1
pass
1753
pass
1754
+1
156.57
Llantrisant [LTI]
pass
1753½
No report
158.53
Llanharan [LLR]
2
pass
1755
pass
1756
+1
161.41
Pencoed [PCD]
1
pass
1757
pass
1800
+3
164.42
Tremains
pass
1759½
pass
1802½
+3
165.26
Bridgend [BGN]
1
1801
1802
1800½
1802
1804
1805½
+3
DM
DM
169.46
Stormy
½
pass
1806½
pass
1810¼
+3
171.21
Pyle [PYL]
1
pass
1808
pass
1811½
+3
173.45
Margam Moors Jn.
pass
1809½
pass
1813¼
+3
DM
175.12
Margam East Jn
pass
1810½
pass
1814¾
+4
176.00
Margam Middle Jn
pass
1811
pass
1815½
+4
176.70
Port Talbot East
pass
1812
No report
177.39
Port Talbot Parkway [PTA]
1
1813
1814
1813
1814½
1818
1819
+4
179.38
Baglan [BAJ]
1
pass
1816½
pass
1822
+5
180.09
Briton Ferry East
pass
1817½
pass
1822¼
+5
181.20
Briton Ferry [BNF]
1
pass
1818½
pass
1824
+5
181.38
Court Sart Jn
pass
1818½
pass
1824¼
+5
183.00
Neath [NTH]
1
1
1821
1822
1820½
1822
1826½
1828
+6
185.06
Skewen [SKE]
1
pass
1825
pass
1830¾
+5
186.68
Llansamlet [LAS]
1
pass
1827½
pass
1832½
+5
189.42
Landore Junction
pass
1830½
pass
1835¼
+4
DM
DSM
190.23
Swansea Loop East
pass
1831½
pass
1836¾
+5
190.67
Swansea [SWA]
2
1833
1833
1839
+6
DSM
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