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1B79 1843 London Paddington to Swansea
Departing on 12th April 2026

operated by
Great Western Railway
GBTT
WTT
Route
Location
Pl
Arr
Dep
Arr
Dep
Path
Line
London Paddington [PAD]
2
1843
1843
2
Royal Oak Junction
pass
1844
2
Portobello Jn (London)
pass
1845½
3
Ladbroke Grove
pass
1846
3
RL
Acton West
pass
1849
RL
ML
Southall [STL]
1
pass
1851½
ML
Heathrow Airport Jn
pass
1852½
ML
Slough [SLO]
2
pass
1856
ML
Maidenhead [MAI]
1
pass
1859
ML
Twyford [TWY]
1
1
pass
1902½
ML
Kennet Bridge Jn
pass
1905½
DML
Reading [RDG]
9
1907
1910
1907
1910
ML
Reading High Level Jn
pass
1911
ML
Goring & Streatley [GOR]
1
pass
1916
ML
Didcot Parkway [DID]
1
pass
1921
Wantage Road
pass
1925
Challow
pass
1927
Uffington (Oxfordshire)
1
pass
1928
Swindon [SWI]
4
1934
1937
1935
1937
Wootton Bassett Jn
pass
1941½
Hullavington
1
pass
1948
Westerleigh Jn
½
pass
1955½
Bristol Parkway [BPW]
2
1959
2001
1959
2001
Patchway [PWY]
2
pass
2002½
Pilning [PIL]
½
2
pass
2005
Severn Tunnel East
pass
2006½
Severn Tunnel West
pass
2010
Severn Tunnel Junction [STJ]
½
3
pass
2011
ML
Llanwern West Jn
pass
2016½
Maindee East Jn
pass
2018
ML
Maindee West Jn
pass
2018½
Newport (South Wales) [NWP]
3
2020
2021
2019½
2021
DM
Gaer Jn
pass
2022½
ML
Ebbw Jn
pass
2023½
Marshfield
1 ½
pass
2026
Long Dyke Jn
pass
2031½
D
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
2035
2036
2034
2036
Leckwith North Jn
pass
2039
Pontyclun [PYC]
pass
2047
Bridgend [BGN]
1
2055
2056
2054½
2056
Stormy
pass
2100½
Margam Moors Jn.
pass
2103
Margam East Jn
pass
2104
Port Talbot Parkway [PTA]
1
2107
2107
2106½
2108
Court Sart Jn
pass
2112
Neath [NTH]
1
2114
2115
2114
2115½
Swansea Loop East
pass
2125
Swansea [SWA]
3
2127
2127
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