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1B30 1848 London Paddington to Swansea
Departing on 6th January 2026

operated by
Great Western Railway
10 coaches
800023
800014
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
1
1848
1848
1851½
+3
1
0.41
Royal Oak Junction
pass
1849
pass
1852¾
+3
1.28
Portobello Jn (London)
pass
1850½
pass
1854
+3
1.68
Ladbroke Grove
pass
1851
pass
1855¾
+4
1
DM
2.55
Old Oak Common East
pass
1851½
pass
1859
+7
3.15
Old Oak Common West
pass
1852
pass
1900½
+8
3.48
Friars Jn
pass
1852½
pass
1901¾
+9
4.16
Acton Main Line [AML]
pass
1853
pass
1905
+12
4.75
Acton West
pass
1853½
pass
1909½
+16
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1854
pass
1911¼
+17
6.41
West Ealing [WEA]
pass
1854½
pass
1913½
+19
6.49
West Ealing Junction
pass
1854½
pass
1913½
+19
7.23
Hanwell [HAN]
pass
1854½
pass
1914¼
+19
8.57
Southall East Jn
pass
1855½
pass
1917
+21
9.01
Southall [STL]
1
pass
1855½
pass
1917¾
+22
9.65
Southall West Jn
pass
1856
pass
1918
+22
10.66
Hayes & Harlington [HAY]
1
pass
1856½
pass
1919
+22
11.09
Heathrow Airport Jn
pass
1856½
pass
1918¾
+22
ML
12.04
Stockley Junction
pass
1857
pass
1919¼
+22
12.62
West Drayton East
pass
1857½
pass
1919¾
+22
13.12
West Drayton [WDT]
1
pass
1857½
pass
1920¼
+22
13.26
West Drayton Jcn
pass
1857½
pass
1920¼
+22
14.55
Iver [IVR]
1
pass
1858
pass
1920¾
+22
16.13
Langley [LNY]
1
pass
1859
pass
1921¾
+23
17.13
Dolphin Jn
pass
1859½
pass
1922¼
+22
18.31
Slough [SLO]
2
pass
1900
pass
1923
+23
ML
19.06
Slough West
pass
1900½
pass
1923½
+23
20.72
Burnham [BNM]
pass
1901½
pass
1924½
+23
22.34
Taplow [TAP]
1
pass
1902
pass
1925¼
+23
23.53
Maidenhead East
pass
1902½
pass
1926¼
+23
24.14
Maidenhead [MAI]
1
pass
1903
pass
1926½
+23
29.40
Ruscombe
pass
1906
pass
1928¾
+23
30.76
Twyford [TWY]
1
1
pass
1906½
pass
1929½
+23
ML
31.57
Twyford West
pass
1907
pass
1929¾
+22
35.10
Kennet Bridge Jn
pass
1909½
pass
1932¾
+23
35.56
Reading Main Line East
pass
1910
pass
1933½
+23
35.75
Reading [RDG]
9
1911
1913
1911
1913
1934½
1937¾
+24
DM
DM
36.12
Reading Main Line West
pass
1913½
pass
1938½
+24
36.45
Reading High Level Jn
pass
1914
pass
1939½
+25
ML
38.29
Tilehurst East Jn.
pass
1915
pass
1940¾
+25
38.47
Tilehurst [TLH]
1
pass
1915
pass
1940¾
+25
41.38
Pangbourne [PAN]
pass
1917
pass
1942¼
+25
44.55
Goring & Streatley [GOR]
1
1
pass
1919
pass
1944
+25
ML
48.32
Cholsey [CHO]
1
pass
1921
pass
1945¾
+24
51.32
Moreton Cutting
pass
1923
pass
1947
+24
52.61
Didcot East Jn
pass
1924
pass
1947½
+23
53.05
Didcot Parkway [DID]
1½
1
pass
1924
pass
1948
+24
53.20
Didcot West End
pass
1924
No report
53.50
Foxhall Jn [XJF]
pass
1924½
pass
1948¼
+23
55.14
Milton Junction
pass
1925½
pass
1948¾
+23
56.27
Steventon
pass
1926½
pass
1949½
+23
60.17
Wantage Road
pass
1929½
pass
1953¼
+23
63.75
Challow
pass
1931½
pass
1956
+24
66.34
Uffington (Oxfordshire)
1
pass
1932½
pass
1957¼
+24
72.25
Bourton
pass
1936
pass
2000
+24
74.46
Swindon South Marston Jn
pass
1937½
pass
2001¼
+24
75.58
Swindon Stratton Green
pass
1938
pass
2002¼
+24
76.27
Highworth Jn
pass
1938½
pass
2002½
+24
76.59
Swindon East Loop
pass
1938½
pass
2003¾
+25
77.18
Swindon [SWI]
4
1939
1941
1939½
1941½
2004½
2006¼
+24
DM
DM
78.31
Rushey Platt
pass
1943
pass
2007¾
+25
82.67
Wootton Bassett Jn
pass
1946
pass
2011
+25
DM
DB
89.57
Little Somerford
pass
1950
pass
2015¼
+25
94.16
Hullavington
1
pass
1952½
pass
2017½
+25
99.76
Badminton
pass
1956
pass
2020
+24
104.40
Chipping Sodbury
pass
1958½
pass
2023
+24
107.09
Westerleigh Jn
pass
2000
pass
2024¾
+24
111.57
Bristol Parkway [BPW]
2
2002
2005
2003
2005
2028¾
2032¼
+27
DB
DT
112.79
Patchway [PWY]
2
pass
2006½
pass
2034
+27
116.45
Pilning [PIL]
2
pass
2009
pass
2037
+28
118.03
Severn Tunnel East
pass
2010
pass
2038
+28
122.31
Severn Tunnel West
1
pass
2013½
pass
2041½
+28
123.41
Severn Tunnel Junction [STJ]
3
pass
2015½
pass
2042¾
+27
DT
DM
125.66
Magor
pass
2017
pass
2044¼
+27
130.72
Llanwern West Jn
1½
pass
2020½
pass
2048½
+28
131.63
East Usk Jn.
pass
2022
pass
2049¼
+27
132.55
Maindee East Jn
pass
2023½
pass
2050¼
+26
ML
132.77
Maindee West Jn
pass
2024
pass
2051
+27
133.31
Newport (South Wales) [NWP]
2
2024
2026
2025
2026½
2052¼
2053½
+27
DM
DM
134.13
Gaer Jn
pass
2028
pass
2055¼
+27
DM
134.68
Ebbw Jn
pass
2029
pass
2056
+27
DM
DM
138.41
Marshfield
pass
2031½
pass
2059
+27
142.42
Rumney River Bridge Jn
pass
2034½
pass
2101¾
+27
143.01
Pengam Jn
pass
2034½
pass
2102¼
+27
143.46
Moorland Road Junction
1
pass
2035
pass
2102¾
+27
DM
DR
144.16
Long Dyke Jn
pass
2036½
pass
2103¾
+27
E
144.79
Cardiff East
pass
2038
pass
2104¾
+26
DR
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
2038
2041
2039
2041
2106¼
2107¾
+26
E
D
145.37
Cardiff West
pass
2042
No report
146.36
Leckwith North Jn
pass
2044
pass
2111
+27
D
DM
149.14
St Fagans L C
pass
2046
pass
2113¼
+27
154.08
Miskin
pass
2050
pass
2117¼
+27
156.21
Pontyclun [PYC]
1
pass
2052
pass
2119¼
+27
156.57
Llantrisant [LTI]
pass
2052½
No report
158.53
Llanharan [LLR]
2
pass
2054
pass
2121¼
+27
161.41
Pencoed [PCD]
1
pass
2056
pass
2123¼
+27
164.42
Tremains
pass
2058½
pass
2125½
+27
165.26
Bridgend [BGN]
1
2100
2101
2059½
2101
2127¼
2128½
+27
DM
DM
169.46
Stormy
pass
2105½
pass
2133¼
+27
171.21
Pyle [PYL]
1
pass
2106½
pass
2134½
+28
173.45
Margam Moors Jn.
pass
2108
pass
2135¾
+27
DM
175.12
Margam East Jn
pass
2109
pass
2137
+28
176.00
Margam Middle Jn
pass
2109½
pass
2137¼
+27
176.70
Port Talbot East
pass
2110½
No report
177.39
Port Talbot Parkway [PTA]
1
2112
2113
2111½
2113
2139¼
2140¼
+27
179.38
Baglan [BAJ]
1
pass
2115
pass
2143
+27
180.09
Briton Ferry East
pass
2116
pass
2143¼
+27
181.20
Briton Ferry [BNF]
1
pass
2117
pass
2144½
+27
181.38
Court Sart Jn
pass
2117
pass
2144½
+27
183.00
Neath [NTH]
1
1
2119
2120
2119
2120½
2146½
2147¾
+27
185.06
Skewen [SKE]
1
pass
2123½
pass
2151½
+27
186.68
Llansamlet [LAS]
1
pass
2126
pass
2154
+28
189.42
Landore Junction
pass
2129
pass
2157¼
+28
DM
DSM
190.23
Swansea Loop East
pass
2130
pass
2158½
+28
190.67
Swansea [SWA]
3
2132
2132
2200¾
+28
DSM
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