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1B21 1548 London Paddington to Carmarthen
Departing on 16th April 2024

operated by
Great Western Railway
10 coaches
London Paddington - Swansea
800026
800003
5 coaches
Swansea - Carmarthen
800003
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
5
1548
1548
1548
2
0.41
Royal Oak Junction
pass
1549
pass
1549¼
1.28
Portobello Jn (London)
pass
1550½
pass
1550½
1.68
Ladbroke Grove
pass
1551
pass
1551
2
DM
2.55
Old Oak Common East
pass
1551½
pass
1552
3.15
Old Oak Common West
pass
1552
pass
1552½
3.48
Friars Jn
pass
1552½
pass
1552¾
4.16
Acton Main Line [AML]
pass
1553
pass
1553½
4.75
Acton West
pass
1553½
pass
1553¾
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1554
pass
1554¼
6.41
West Ealing [WEA]
pass
1554½
pass
1554¾
6.49
West Ealing Junction
pass
1554½
pass
1554¾
7.23
Hanwell [HAN]
pass
1554½
pass
1555
8.57
Southall East Jn
pass
1555½
pass
1555¾
9.01
Southall [STL]
1
pass
1555½
pass
1556¼
9.65
Southall West Jn
pass
1556
pass
1556½
10.66
Hayes & Harlington [HAY]
1
pass
1556½
pass
1557½
+1
11.09
Heathrow Airport Jn
pass
1556½
pass
1557¼
ML
12.04
Stockley Junction
pass
1557
pass
1557¾
+1
12.62
West Drayton East
pass
1557½
pass
1558¼
+1
13.12
West Drayton [WDT]
1
pass
1557½
pass
1558¾
+1
13.26
West Drayton Jcn
pass
1557½
pass
1559
+1
14.55
Iver [IVR]
1
pass
1558
pass
1559½
+1
16.13
Langley [LNY]
1
pass
1559
pass
1600½
+1
17.13
Dolphin Jn
pass
1559½
pass
1600¾
+1
18.31
Slough [SLO]
2
pass
1600
pass
1601¼
+1
ML
19.06
Slough West
pass
1600½
pass
1601½
+1
20.72
Burnham [BNM]
pass
1601½
pass
1602¼
+1
22.34
Taplow [TAP]
1
pass
1602
pass
1603
+1
23.53
Maidenhead East
pass
1602½
pass
1604
+1
24.14
Maidenhead [MAI]
1
pass
1603
pass
1604¼
+1
29.40
Ruscombe
pass
1606
pass
1606½
30.76
Twyford [TWY]
1
1
pass
1606½
pass
1607¼
ML
31.57
Twyford West
pass
1607
pass
1607½
35.10
Kennet Bridge Jn
pass
1609½
pass
1609¾
35.56
Reading Main Line East
pass
1610
pass
1610¼
35.75
Reading [RDG]
9
1611
1613
1611
1613
1611¼
1613¼
DM
DM
36.12
Reading Main Line West
pass
1613½
pass
1614
36.45
Reading High Level Jn
pass
1614
pass
1614¾
ML
38.29
Tilehurst East Jn.
pass
1615
pass
1615¾
38.47
Tilehurst [TLH]
1
pass
1615
pass
1616
41.38
Pangbourne [PAN]
pass
1617
pass
1617¼
44.55
Goring & Streatley [GOR]
1
1
pass
1619
pass
1619
ML
48.32
Cholsey [CHO]
1
pass
1621
pass
1620¾
51.32
Moreton Cutting
pass
1623
pass
1622¼
52.61
Didcot East Jn
pass
1624
pass
1622½
-1
53.05
Didcot Parkway [DID]
1
pass
1624
pass
1623
53.20
Didcot West End
pass
1624
No report
53.50
Foxhall Jn [XJF]
pass
1624½
pass
1623¼
55.14
Milton Junction
pass
1625
pass
1623¾
-1
56.27
Steventon
pass
1626
pass
1624½
-1
60.17
Wantage Road
pass
1628
pass
1626½
-1
63.75
Challow
pass
1630
pass
1628¼
-1
66.34
Uffington (Oxfordshire)
1 ½
pass
1631
pass
1629½
-1
72.25
Bourton
pass
1635
pass
1632¼
-2
74.46
Swindon South Marston Jn
pass
1636½
pass
1633½
-2
75.58
Swindon Stratton Green
pass
1637
pass
1634¼
-2
76.27
Highworth Jn
pass
1637½
pass
1634¼
-3
76.59
Swindon East Loop
pass
1637½
pass
1635½
-2
77.18
Swindon [SWI]
4
1638
1640
1638½
1640½
1636¼
1639½
DM
DM
82.67
Wootton Bassett Jn
pass
1645
pass
1644¼
DM
DB
89.57
Little Somerford
pass
1649
pass
1648½
94.16
Hullavington
1
pass
1651½
pass
1651
99.76
Badminton
pass
1655
pass
1653½
-1
104.40
Chipping Sodbury
pass
1657½
pass
1655¾
-1
107.09
Westerleigh Jn
½
pass
1659
pass
1657¼
-1
111.57
Bristol Parkway [BPW]
2
1702
1704
1702½
1704
1701
1703¾
DB
DT
112.79
Patchway [PWY]
2
pass
1705½
pass
1705¼
116.45
Pilning [PIL]
2
pass
1708
pass
1708¼
118.03
Severn Tunnel East
pass
1709
pass
1709¼
122.31
Severn Tunnel West
pass
1712½
pass
1712½
123.41
Severn Tunnel Junction [STJ]
3
pass
1713½
pass
1714
DT
DM
125.66
Magor
pass
1715
pass
1715½
130.72
Llanwern West Jn
pass
1718½
pass
1719¼
131.63
East Usk Jn.
pass
1719½
pass
1720
132.55
Maindee East Jn
pass
1720
pass
1721
132.77
Maindee West Jn
pass
1720½
pass
1721¾
+1
133.31
Newport (South Wales) [NWP]
2
1721
1724
1721½
1724½
1723
1724¼
DM
UR
134.13
Gaer Jn
pass
1726
pass
1726
UR
DM
134.68
Ebbw Jn
pass
1727
pass
1727
DM
DM
138.41
Marshfield
1 1
pass
1729½
pass
1730
142.42
Rumney River Bridge Jn
pass
1733½
pass
1732½
-1
143.01
Pengam Jn
pass
1734
pass
1733
-1
143.46
Moorland Road Junction
pass
1735
pass
1733½
-1
144.16
Long Dyke Jn
½
pass
1735½
pass
1734¼
-1
E
144.79
Cardiff East
pass
1737
pass
1735½
-1
DM
E
145.11
Cardiff Central [CDF]
1
Pathed as Class 80x on diesel from here
4
1737
1741
1738
1741
1736½
1740¾
E
D
145.37
Cardiff West
pass
1742½
No report
146.36
Leckwith North Jn
pass
1745
pass
1744
D
DM
149.14
St Fagans L C
pass
1747
pass
1746½
154.08
Miskin
pass
1751
pass
1750½
156.21
Pontyclun [PYC]
1
pass
1753
pass
1752½
156.57
Llantrisant [LTI]
pass
1753½
No report
158.53
Llanharan [LLR]
2
pass
1755
pass
1754½
161.41
Pencoed [PCD]
1
pass
1757
pass
1756¾
164.42
Tremains
pass
1759½
pass
1758¾
165.26
Bridgend [BGN]
1
1801
1802
1800½
1802
1800
1803¼
+1
DM
169.46
Stormy
½
pass
1806½
pass
1808¼
+1
171.21
Pyle [PYL]
1
pass
1808
pass
1809½
+1
173.45
Margam Moors Jn.
pass
1809½
pass
1810½
+1
DM
175.12
Margam East Jn
pass
1810½
pass
1812
+1
176.00
Margam Middle Jn
pass
1811½
pass
1812
176.70
Port Talbot East
pass
1812
No report
177.39
Port Talbot Parkway [PTA]
1
1813
1814
1813
1814½
1814¼
1815½
+1
179.38
Baglan [BAJ]
1
pass
1816½
pass
1818½
+1
180.09
Briton Ferry East
pass
1817½
pass
1818¾
+1
181.20
Briton Ferry [BNF]
1
pass
1818½
pass
1820
+1
181.38
Court Sart Jn
pass
1818½
pass
1819¾
+1
183.00
Neath [NTH]
1
1
1821
1822
1820½
1822
1821¾
1823½
+1
185.06
Skewen [SKE]
1
pass
1825
pass
1826½
+1
186.68
Llansamlet [LAS]
1
pass
1827½
pass
1828¾
+1
189.42
Landore Junction
pass
1830½
pass
1831½
+1
DM
DSM
190.23
Swansea Loop East
pass
1831½
pass
1833
+1
190.67
Swansea [SWA]
Service divides here, reverses here
2
1833
1905
1833
1905½
1835¼
1905
DSM
USM
191.31
Swansea Loop East
pass
1907
pass
1906¾
USM
DSL
192.04
Swansea Loop West
pass
1909½
pass
1908½
DSL
DM
194.56
Cockett West
pass
1912½
pass
1912¾
196.35
Gowerton [GWN]
1
pass
1914½
pass
1914½
199.78
Duffryn West
pass
1917½
pass
1917½
200.39
Llandeilo Jn
pass
1918
pass
1917¾
202.10
Llanelli [LLE]
1
1920
1921
1919½
1921
1920¼
1926
+5
206.05
Pembrey & Burry Port [PBY]
2
1926
1927
1926
1927½
1931½
1933
+5
210.64
Kidwelly Junction
pass
1932
No report
211.22
Kidwelly [KWL]
½
pass
1932½
pass
1938
+5
215.41
Ferryside [FYS]
1
pass
1937
pass
1942
+5
222.00
Carmarthen Jn [XCI]
pass
1946½
pass
1951
+4
222.45
Carmarthen [CMN]
2
1949
1949
1953
+4
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