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1B31 1918 London Paddington to Swansea
Departing on 2nd December 2025

operated by
Great Western Railway
9 coaches
800303
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
1918
1918
1919
+1
4
0.41
Royal Oak Junction
pass
1919
pass
1920¼
+1
4
4
1.28
Portobello Jn (London)
pass
1920
pass
1921½
+1
4
3
1.68
Ladbroke Grove
pass
1921
pass
1922
+1
3
DM
2.55
Old Oak Common East
pass
1921½
pass
1923
+1
3.15
Old Oak Common West
pass
1922
pass
1923½
+1
3.48
Friars Jn
pass
1922½
pass
1923¾
+1
4.16
Acton Main Line [AML]
pass
1923
pass
1924¼
+1
4.75
Acton West
pass
1923½
pass
1924¾
+1
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1924
pass
1925
+1
6.41
West Ealing [WEA]
pass
1924½
pass
1925½
+1
6.49
West Ealing Junction
pass
1924½
pass
1925½
+1
7.23
Hanwell [HAN]
pass
1924½
pass
1926
+1
8.57
Southall East Jn
pass
1925½
pass
1926¾
+1
9.01
Southall [STL]
1
pass
1925½
pass
1927
+1
9.65
Southall West Jn
pass
1926
pass
1927
+1
10.66
Hayes & Harlington [HAY]
1
pass
1926½
pass
1928
+1
11.09
Heathrow Airport Jn
pass
1926½
pass
1927¾
+1
ML
12.04
Stockley Junction
pass
1927
pass
1928½
+1
12.62
West Drayton East
pass
1927½
pass
1930½
+3
13.12
West Drayton [WDT]
1
pass
1927½
pass
1934
+6
13.26
West Drayton Jcn
pass
1927½
pass
1937
+9
14.55
Iver [IVR]
1
pass
1928
pass
1940½
+12
16.13
Langley [LNY]
1
pass
1929
pass
1943
+14
17.13
Dolphin Jn
pass
1929½
pass
1943¾
+14
18.31
Slough [SLO]
2
pass
1930
pass
1944½
+14
ML
19.06
Slough West
pass
1930½
pass
1944¾
+14
20.72
Burnham [BNM]
pass
1931½
pass
1945½
+14
22.34
Taplow [TAP]
1
pass
1932
pass
1946¼
+14
23.53
Maidenhead East
pass
1932½
pass
1947¼
+14
24.14
Maidenhead [MAI]
1
pass
1933
pass
1947½
+14
29.40
Ruscombe
pass
1936
pass
1949¾
+14
30.76
Twyford [TWY]
1
1
pass
1936½
pass
1950½
+14
ML
31.57
Twyford West
pass
1937
pass
1950¾
+13
35.10
Kennet Bridge Jn
1
pass
1939½
pass
1955
+15
35.56
Reading Main Line East
pass
1940½
pass
1955¼
+14
35.75
Reading [RDG]
9
pass
1941
pass
1955¾
+14
DM
DM
36.12
Reading Main Line West
pass
1941½
pass
1955¾
+14
36.45
Reading High Level Jn
pass
1942
pass
1956¼
+14
ML
38.29
Tilehurst East Jn.
pass
1943
pass
1957
+13
38.47
Tilehurst [TLH]
1
pass
1943
pass
1957
+13
41.38
Pangbourne [PAN]
pass
1945
pass
1958¼
+13
44.55
Goring & Streatley [GOR]
1
1
pass
1947
pass
2000
+13
ML
48.32
Cholsey [CHO]
1
pass
1949
pass
2001¾
+12
51.32
Moreton Cutting
pass
1951
pass
2003
+12
52.61
Didcot East Jn
pass
1952
pass
2003¾
+12
53.05
Didcot Parkway [DID]
1
pass
1952
pass
2006¾
+14
53.20
Didcot West End
pass
1952
No report
53.50
Foxhall Jn [XJF]
pass
1952½
pass
2007¾
+15
55.14
Milton Junction
pass
1953
pass
2008½
+15
56.27
Steventon
pass
1954
pass
2009½
+15
60.17
Wantage Road
pass
1956
pass
2012¼
+16
63.75
Challow
pass
1958
pass
2014¼
+16
66.34
Uffington (Oxfordshire)
1
pass
1959
pass
2015½
+16
72.25
Bourton
pass
2002½
pass
2018¼
+15
74.46
Swindon South Marston Jn
pass
2004
pass
2019½
+15
75.58
Swindon Stratton Green
pass
2004½
pass
2020½
+16
76.27
Highworth Jn
pass
2005
pass
2021½
+16
76.59
Swindon East Loop
pass
2005
pass
2022½
+17
77.18
Swindon [SWI]
½
4
pass
2005½
pass
2023¾
+18
DM
DM
82.67
Wootton Bassett Jn
pass
2010
pass
2028
+18
DM
DB
89.57
Little Somerford
pass
2014
pass
2032¼
+18
94.16
Hullavington
1
pass
2016½
pass
2034½
+18
99.76
Badminton
pass
2020
pass
2037
+17
104.40
Chipping Sodbury
pass
2022½
pass
2039¾
+17
107.09
Westerleigh Jn
pass
2024
pass
2041½
+17
111.57
Bristol Parkway [BPW]
2
2027
2029
2027
2029
2046¾
2049¼
+20
DB
DT
112.79
Patchway [PWY]
2
pass
2030½
pass
2050¾
+20
116.45
Pilning [PIL]
2
pass
2033
pass
2053¾
+20
118.03
Severn Tunnel East
pass
2034
pass
2054¾
+20
122.31
Severn Tunnel West
1½
pass
2037½
pass
2058
+20
123.41
Severn Tunnel Junction [STJ]
3
pass
2040
pass
2059¼
+19
DT
DM
125.66
Magor
pass
2041½
pass
2100¾
+19
130.72
Llanwern West Jn
pass
2045
pass
2104½
+19
131.63
East Usk Jn.
pass
2046
pass
2105
+19
132.55
Maindee East Jn
pass
2046½
pass
2106
+19
132.77
Maindee West Jn
pass
2047
pass
2106¾
+19
133.31
Newport (South Wales) [NWP]
2
2048
2050
2048
2050
2108
2108¾
+18
DM
UR
134.13
Gaer Jn
pass
2051½
pass
2110½
+19
UR
DM
134.68
Ebbw Jn
pass
2052½
pass
2111½
+19
DM
DM
138.41
Marshfield
1
pass
2055
pass
2114¼
+19
142.42
Rumney River Bridge Jn
pass
2058½
pass
2116½
+18
143.01
Pengam Jn
pass
2059
pass
2117
+18
143.46
Moorland Road Junction
pass
2059½
pass
2117½
+18
144.16
Long Dyke Jn
pass
2100
pass
2119
+19
E
144.79
Cardiff East
pass
2101½
pass
2120
+18
DM
B
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
2
2101
2104
2102
2104
2121½
2123¼
+19
B
D
145.37
Cardiff West
pass
2105
No report
146.36
Leckwith North Jn
pass
2107
pass
2126¼
+19
D
DM
149.14
St Fagans L C
pass
2109
pass
2128½
+19
154.08
Miskin
pass
2113
pass
2132½
+19
156.21
Pontyclun [PYC]
1
pass
2115
pass
2136¼
+21
156.57
Llantrisant [LTI]
pass
2115½
No report
158.53
Llanharan [LLR]
2
pass
2117
pass
2141
+24
161.41
Pencoed [PCD]
1
pass
2119
pass
2145¾
+26
164.42
Tremains
pass
2121½
pass
2148½
+27
165.26
Bridgend [BGN]
1
2123
2124
2122½
2124
2153½
2155½
+31
DM
DM
169.46
Stormy
½
pass
2128½
pass
2200½
+32
171.21
Pyle [PYL]
1
pass
2130
pass
2201¾
+32
173.45
Margam Moors Jn.
pass
2131½
pass
2203
+31
DM
175.12
Margam East Jn
3½
pass
2132½
pass
2204¼
+31
176.00
Margam Middle Jn
pass
2134½
pass
2204½
+30
176.70
Port Talbot East
pass
2136½
No report
177.39
Port Talbot Parkway [PTA]
3½
1
2139
2140
2138½
2140
2206¾
2207¼
+27
179.38
Baglan [BAJ]
1
pass
2143½
pass
2210¼
+26
180.09
Briton Ferry East
pass
2144½
pass
2210½
+26
181.20
Briton Ferry [BNF]
1
pass
2146½
pass
2211¾
+25
181.38
Court Sart Jn
pass
2146½
pass
2211¾
+25
183.00
Neath [NTH]
1 2
1
2150
2151
2149½
2151
2213½
2215
+24
185.06
Skewen [SKE]
1
pass
2154½
pass
2218
+23
186.68
Llansamlet [LAS]
1
pass
2157½
pass
2220
+22
189.42
Landore Junction
pass
2201½
pass
2222¾
+21
DM
DSM
190.23
Swansea Loop East
pass
2202½
pass
2224
+21
190.67
Swansea [SWA]
3
2204
2204
2226
+22
DSM
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