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1B31 1918 London Paddington to Swansea
Departing on 12th December 2025

operated by
Great Western Railway
9 coaches
802110
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
1918
1918
1917¾
1
0.41
Royal Oak Junction
pass
1919
pass
1919
1.28
Portobello Jn (London)
pass
1920
pass
1920
1.68
Ladbroke Grove
pass
1921
pass
1920¾
1
DM
2.55
Old Oak Common East
pass
1921½
pass
1921½
3.15
Old Oak Common West
pass
1922
pass
1922
3.48
Friars Jn
pass
1922½
pass
1922¼
4.16
Acton Main Line [AML]
pass
1923
pass
1923
4.75
Acton West
pass
1923½
pass
1925
+1
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1924
pass
1926
+2
6.41
West Ealing [WEA]
pass
1924½
pass
1927½
+3
6.49
West Ealing Junction
pass
1924½
pass
1927½
+3
7.23
Hanwell [HAN]
pass
1924½
pass
1928¼
+3
8.57
Southall East Jn
pass
1925½
pass
1929
+3
9.01
Southall [STL]
1
pass
1925½
pass
1929½
+4
9.65
Southall West Jn
pass
1926
pass
1929½
+3
10.66
Hayes & Harlington [HAY]
1
pass
1926½
pass
1930½
+4
11.09
Heathrow Airport Jn
pass
1926½
pass
1930¼
+3
ML
12.04
Stockley Junction
pass
1927
pass
1930¾
+3
12.62
West Drayton East
pass
1927½
pass
1931
+3
13.12
West Drayton [WDT]
1
pass
1927½
pass
1931½
+4
13.26
West Drayton Jcn
pass
1927½
pass
1931¾
+4
14.55
Iver [IVR]
1
pass
1928
pass
1932¼
+4
16.13
Langley [LNY]
1
pass
1929
pass
1933¼
+4
17.13
Dolphin Jn
pass
1929½
pass
1933½
+4
18.31
Slough [SLO]
2
pass
1930
pass
1934
+4
ML
19.06
Slough West
pass
1930½
pass
1934¼
+4
20.72
Burnham [BNM]
pass
1931½
pass
1935
+3
22.34
Taplow [TAP]
1
pass
1932
pass
1935¾
+3
23.53
Maidenhead East
pass
1932½
pass
1936¾
+4
24.14
Maidenhead [MAI]
1
pass
1933
pass
1937
+4
29.40
Ruscombe
pass
1936
pass
1940
+4
30.76
Twyford [TWY]
1
1
pass
1936½
pass
1941
+4
ML
31.57
Twyford West
pass
1937
pass
1941¼
+4
35.10
Kennet Bridge Jn
1
pass
1939½
pass
1945
+5
35.56
Reading Main Line East
pass
1940½
pass
1947
+6
35.75
Reading [RDG]
9
pass
1941
pass
1947¾
+6
DM
DM
36.12
Reading Main Line West
pass
1941½
pass
1948¼
+6
36.45
Reading High Level Jn
pass
1942
pass
1949
+7
ML
38.29
Tilehurst East Jn.
pass
1943
pass
1950¼
+7
38.47
Tilehurst [TLH]
1
pass
1943
pass
1950½
+7
41.38
Pangbourne [PAN]
pass
1945
pass
1952¼
+7
44.55
Goring & Streatley [GOR]
1
1
pass
1947
pass
1954
+7
ML
48.32
Cholsey [CHO]
1
pass
1949
pass
1955¾
+6
51.32
Moreton Cutting
pass
1951
pass
1958
+7
52.61
Didcot East Jn
pass
1952
pass
1959¼
+7
53.05
Didcot Parkway [DID]
1
pass
1952
pass
2001¾
+9
53.20
Didcot West End
pass
1952
No report
53.50
Foxhall Jn [XJF]
pass
1952½
pass
2002½
+10
55.14
Milton Junction
pass
1953
pass
2003¼
+10
56.27
Steventon
pass
1954
pass
2005½
+11
60.17
Wantage Road
pass
1956
pass
2008½
+12
63.75
Challow
pass
1958
pass
2010½
+12
66.34
Uffington (Oxfordshire)
1
pass
1959
pass
2011¾
+12
72.25
Bourton
pass
2002½
pass
2014½
+12
74.46
Swindon South Marston Jn
pass
2004
pass
2015¾
+11
75.58
Swindon Stratton Green
pass
2004½
pass
2016½
+12
76.27
Highworth Jn
pass
2005
pass
2017
+12
76.59
Swindon East Loop
pass
2005
pass
2018¼
+13
77.18
Swindon [SWI]
½
4
pass
2005½
pass
2020½
+15
DM
DM
82.67
Wootton Bassett Jn
pass
2010
pass
2027¾
+17
DM
DB
89.57
Little Somerford
pass
2014
pass
2032
+18
94.16
Hullavington
1
pass
2016½
pass
2034¼
+17
99.76
Badminton
pass
2020
pass
2036¾
+17
104.40
Chipping Sodbury
pass
2022½
pass
2039¾
+17
107.09
Westerleigh Jn
pass
2024
pass
2041¾
+17
111.57
Bristol Parkway [BPW]
2
2027
2029
2027
2029
2047½
2049½
+20
DB
DT
112.79
Patchway [PWY]
2
pass
2030½
pass
2051
+20
116.45
Pilning [PIL]
2
pass
2033
pass
2054
+21
118.03
Severn Tunnel East
pass
2034
pass
2055
+21
122.31
Severn Tunnel West
1½
pass
2037½
pass
2058
+20
123.41
Severn Tunnel Junction [STJ]
3
pass
2040
pass
2059½
+19
DT
DM
125.66
Magor
pass
2041½
pass
2101
+19
130.72
Llanwern West Jn
pass
2045
pass
2104¾
+19
131.63
East Usk Jn.
pass
2046
pass
2105¼
+19
132.55
Maindee East Jn
pass
2046½
pass
2106¼
+19
132.77
Maindee West Jn
pass
2047
pass
2107¼
+20
133.31
Newport (South Wales) [NWP]
2
2048
2050
2048
2050
2108½
2110
+20
DM
DR
134.13
Gaer Jn
pass
2051½
pass
2111¾
+20
DR
DM
134.68
Ebbw Jn
pass
2052½
pass
2112½
+20
DM
DM
138.41
Marshfield
1
pass
2055
pass
2115¼
+20
142.42
Rumney River Bridge Jn
pass
2058½
pass
2117½
+19
143.01
Pengam Jn
pass
2059
pass
2118
+19
143.46
Moorland Road Junction
pass
2059½
pass
2118½
+19
144.16
Long Dyke Jn
pass
2100
pass
2119½
+19
E
144.79
Cardiff East
pass
2101½
pass
2120½
+19
DM
D
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
2101
2104
2102
2104
2122
2124¾
+20
D
D
145.37
Cardiff West
pass
2105
No report
146.36
Leckwith North Jn
pass
2107
pass
2127¾
+20
D
DM
149.14
St Fagans L C
pass
2109
pass
2130
+20
154.08
Miskin
pass
2113
pass
2134
+20
156.21
Pontyclun [PYC]
1
pass
2115
pass
2136
+21
156.57
Llantrisant [LTI]
pass
2115½
No report
158.53
Llanharan [LLR]
2
pass
2117
pass
2138
+21
161.41
Pencoed [PCD]
1
pass
2119
pass
2140
+21
164.42
Tremains
pass
2121½
pass
2142
+20
165.26
Bridgend [BGN]
1
2123
2124
2122½
2124
2143½
2146½
+22
DM
DM
169.46
Stormy
½
pass
2128½
pass
2151½
+23
171.21
Pyle [PYL]
1
pass
2130
pass
2152¾
+23
173.45
Margam Moors Jn.
pass
2131½
pass
2153¾
+22
DM
175.12
Margam East Jn
3½
pass
2132½
pass
2155¼
+22
176.00
Margam Middle Jn
pass
2134½
pass
2155¼
+20
176.70
Port Talbot East
pass
2136½
No report
177.39
Port Talbot Parkway [PTA]
3½
1
2139
2140
2138½
2140
2157½
2158¾
+18
179.38
Baglan [BAJ]
1
pass
2143½
pass
2201¾
+18
180.09
Briton Ferry East
pass
2144½
pass
2202
+17
181.20
Briton Ferry [BNF]
1
pass
2146½
pass
2203¼
+17
181.38
Court Sart Jn
pass
2146½
pass
2203¼
+16
183.00
Neath [NTH]
1 2
1
2150
2151
2149½
2151
2205
2206¾
+15
185.06
Skewen [SKE]
1
pass
2154½
pass
2209¾
+15
186.68
Llansamlet [LAS]
1
pass
2157½
pass
2211¾
+14
189.42
Landore Junction
pass
2201½
pass
2214¾
+13
DM
DSM
190.23
Swansea Loop East
pass
2202½
pass
2216
+13
190.67
Swansea [SWA]
3
2204
2204
2218¼
+14
DSM
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