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1L36 2023 Swansea to London Paddington
Departing on 8th January 2026

operated by
Great Western Railway
5 coaches
800027
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Swansea [SWA]
Pathed as Class 80x on diesel at 125mph
forms from 1B24 from London Paddington
2
2023
2023
2023
USM
Swansea Loop East
pass
2024½
pass
2024½
Landore Junction
pass
2025½
pass
2025¾
USM
UM
Llansamlet [LAS]
2
pass
2028½
pass
2028¾
Skewen [SKE]
2
pass
2030½
pass
2031
Neath [NTH]
2
2034
2035
2033½
2035
2033½
2034¾
Briton Ferry West Jn
pass
2037½
pass
2037½
Port Talbot Parkway [PTA]
2
2041
2042
2041
2042½
2041
2041¾
Port Talbot East
pass
2043½
No report
Margam Middle Jn
pass
2044½
pass
2043¼
-1
Margam East Jn
pass
2045½
pass
2044¾
Margam Moors Jn.
½
pass
2046½
pass
2046¼
UM
Pyle [PYL]
2
pass
2048½
pass
2047½
Stormy
pass
2050
pass
2049¼
At platform
Bridgend [BGN]
2
2054
2055
2054
2055½
2053¼
2054½
UM
UM
Tremains
pass
2056½
pass
2056¼
Pencoed Up Passenger Loop
pass
2059
No report
Pencoed [PCD]
2
pass
2059½
pass
2058½
Llanharan [LLR]
1
pass
2101½
pass
2100¼
-1
Llantrisant [LTI]
pass
2103
No report
Pontyclun [PYC]
1
2
pass
2103½
pass
2102½
Miskin
pass
2105½
pass
2104½
St Fagans L C
pass
2110
pass
2108½
-1
Leckwith North Jn
1
pass
2112½
pass
2110¾
-1
UM
C
Cardiff West
pass
2115½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
2116
2120
2117
2120
2114¼
2119¾
C
B
Cardiff East
pass
2120½
pass
2121
Long Dyke Jn
pass
2122
pass
2122
B
UM
Moorland Road Junction
pass
2122½
pass
2122¾
Pengam Jn
pass
2123
pass
2123¼
Rumney River Bridge Jn
pass
2123
pass
2123½
Marshfield
pass
2126
pass
2126
Ebbw Jn
pass
2128½
pass
2128¾
UM
UM
Gaer Jn
pass
2129
pass
2129¼
UM
Newport (South Wales) [NWP]
3
2131
2133
2131
2133
2131¼
2133
UM
UM
Maindee West Jn
pass
2134
pass
2134¼
Maindee East Jn
pass
2134½
pass
2134¾
ML
East Usk Jn.
pass
2135½
pass
2135¾
Llanwern West Jn
pass
2136½
pass
2136¾
Magor
pass
2140
pass
2139½
Severn Tunnel Junction [STJ]
4
pass
2141½
pass
2142¼
UM
UT
Severn Tunnel West
pass
2142½
pass
2143
Severn Tunnel East
pass
2146
pass
2146¾
Pilning [PIL]
1
1
pass
2147
pass
2147½
Patchway [PWY]
1
pass
2150½
pass
2150½
Bristol Parkway [BPW]
1
3
2152
2154
2152
2154
2152½
2153¾
UT
UB
Westerleigh Jn
pass
2158½
pass
2157¾
Chipping Sodbury
pass
2200
pass
2159½
Badminton
pass
2202
pass
2201¾
Hullavington
pass
2205
pass
2204¼
Little Somerford
pass
2207½
pass
2207¼
Wootton Bassett Jn
1
pass
2211½
pass
2210½
UB
UM
Rushey Platt
pass
2215½
pass
2214¼
-1
UM
UR
Swindon [SWI]
3
2217
2219
2217
2219
2216½
2218¾
UR
UM
Highworth Jn
pass
2220
pass
2220½
Swindon Stratton Green
pass
2220½
pass
2221
Swindon South Marston Jn
pass
2221
pass
2221½
Bourton
pass
2222
pass
2222¾
Uffington (Oxfordshire)
pass
2225½
pass
2225¾
Challow
pass
2227
pass
2226¾
Wantage Road
1
pass
2228½
pass
2229¼
Steventon
pass
2231
pass
2230½
Milton Junction
pass
2231½
pass
2231¼
Foxhall Jn [XJF]
pass
2232½
pass
2232¼
Didcot West End
pass
2233
No report
Didcot Parkway [DID]
2
pass
2233
pass
2233
Didcot East Jn
pass
2233
pass
2233¼
Moreton Cutting
pass
2234
pass
2233½
Cholsey [CHO]
2
pass
2235
pass
2235
Goring & Streatley [GOR]
2
pass
2237
pass
2236¾
ML
Pangbourne [PAN]
pass
2239
pass
2238¾
Tilehurst [TLH]
2
pass
2240½
pass
2239¾
Tilehurst East Jn.
pass
2240½
pass
2240
Reading High Level Jn
1
pass
2241½
pass
2241¼
ML
Reading Main Line West
pass
2243
pass
2242
Reading [RDG]
11
2243
2246
2244
2246
2243
2245½
UM
UM
Reading Main Line East
pass
2246½
pass
2246¼
Kennet Bridge Jn
pass
2247
pass
2247
Twyford West
pass
2249½
pass
2251¾
+2
Twyford [TWY]
2
pass
2250
pass
2252¾
+2
ML
Ruscombe
pass
2250½
pass
2253¼
+2
Maidenhead [MAI]
2
pass
2253½
pass
2256½
+3
Maidenhead East
pass
2254
pass
2256½
+2
Taplow [TAP]
2
pass
2254½
pass
2257¼
+2
Burnham [BNM]
pass
2255
pass
2257½
+2
Slough West
pass
2256
pass
2258¾
+2
Slough [SLO]
2
3
pass
2256½
pass
2259½
+3
Dolphin Jn
pass
2257½
pass
2259¾
+2
Langley [LNY]
2
pass
2258½
pass
2300¾
+2
Iver [IVR]
2
pass
2259½
pass
2301½
+2
West Drayton Jcn
pass
2300½
pass
2302
+1
West Drayton [WDT]
2
pass
2300½
pass
2303
+2
West Drayton East
pass
2301
pass
2303¼
+2
Stockley Junction
pass
2301½
pass
2304¼
+2
ML
ML
Heathrow Airport Jn
pass
2302
pass
2305
+3
Hayes & Harlington [HAY]
2
pass
2302
pass
2305½
+3
Southall West Jn
pass
2302½
pass
2306
+3
Southall [STL]
2
pass
2303
pass
2306
+3
ML
Southall East Jn
pass
2303
pass
2306¼
+3
Hanwell [HAN]
1
pass
2303½
pass
2307¼
+3
West Ealing Junction
pass
2304
pass
2307½
+3
West Ealing [WEA]
pass
2304
pass
2307¾
+3
Ealing Broadway [EAL]
2
pass
2304
pass
2308¼
+4
Acton West
1
pass
2304½
pass
2308¾
+4
ML
ML
Acton Main Line [AML]
2
pass
2305½
pass
2309
+3
Friars Jn
pass
2306
No report
Old Oak Common West
pass
2306½
pass
2309½
+3
Old Oak Common East
pass
2307
pass
2310
+3
Ladbroke Grove
pass
2308
pass
2311
+3
UM
3
Portobello Jn (London)
½
pass
2308½
pass
2311½
+3
Royal Oak Junction
pass
2310
pass
2312½
+2
London Paddington [PAD]
8
2311
2311
2314¼
+3
3
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