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1B36 2148 London Paddington to Swansea
Departing on 9th January 2026

operated by
Great Western Railway
10 coaches
800002
800026
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
2148
2148
2149¼
+1
2
0.41
Royal Oak Junction
pass
2149
pass
2150½
+1
2
1
1.28
Portobello Jn (London)
pass
2150½
pass
2151½
+1
1.68
Ladbroke Grove
pass
2151
pass
2152¼
+1
1
DM
2.55
Old Oak Common East
pass
2151½
pass
2153¼
+1
3.15
Old Oak Common West
pass
2152
pass
2153¾
+1
3.48
Friars Jn
pass
2152½
pass
2153¾
+1
4.16
Acton Main Line [AML]
pass
2153
pass
2154½
+1
4.75
Acton West
pass
2153½
pass
2154¾
+1
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
2154
pass
2155¼
+1
6.41
West Ealing [WEA]
pass
2154½
pass
2155¾
+1
6.49
West Ealing Junction
pass
2154½
pass
2155¾
+1
7.23
Hanwell [HAN]
pass
2154½
pass
2156
+1
8.57
Southall East Jn
pass
2155½
pass
2156¾
+1
9.01
Southall [STL]
1
pass
2155½
pass
2157¼
+1
9.65
Southall West Jn
pass
2156
pass
2157¼
+1
10.66
Hayes & Harlington [HAY]
1
pass
2156½
pass
2158¼
+1
11.09
Heathrow Airport Jn
pass
2156½
pass
2158
+1
ML
12.04
Stockley Junction
pass
2157
pass
2158½
+1
12.62
West Drayton East
pass
2157½
pass
2159
+1
13.12
West Drayton [WDT]
1
pass
2157½
pass
2159½
+2
13.26
West Drayton Jcn
pass
2157½
pass
2159¾
+2
14.55
Iver [IVR]
1
pass
2158
pass
2200¼
+2
16.13
Langley [LNY]
1
pass
2159
pass
2201¾
+2
17.13
Dolphin Jn
pass
2159½
pass
2202¼
+2
18.31
Slough [SLO]
2
pass
2200
pass
2203
+3
ML
19.06
Slough West
pass
2200½
pass
2203¼
+3
20.72
Burnham [BNM]
pass
2201½
pass
2204¼
+3
22.34
Taplow [TAP]
1
pass
2202
pass
2205
+3
23.53
Maidenhead East
pass
2202½
pass
2206
+3
24.14
Maidenhead [MAI]
1
pass
2203
pass
2206¼
+3
29.40
Ruscombe
pass
2206
pass
2208½
+2
30.76
Twyford [TWY]
1
1
pass
2206½
pass
2209¼
+2
ML
31.57
Twyford West
pass
2207
pass
2209¾
+2
35.10
Kennet Bridge Jn
pass
2209½
pass
2212
+2
35.56
Reading Main Line East
pass
2210
pass
2212½
+2
35.75
Reading [RDG]
9
2211
2213
2211
2213
2213½
2214¾
+1
DM
DM
36.12
Reading Main Line West
pass
2213½
pass
2215½
+1
36.45
Reading High Level Jn
pass
2214
pass
2216¼
+2
ML
38.29
Tilehurst East Jn.
pass
2215
pass
2217¼
+2
38.47
Tilehurst [TLH]
1
pass
2215
pass
2217½
+2
41.38
Pangbourne [PAN]
pass
2217
pass
2218¾
+1
44.55
Goring & Streatley [GOR]
1
1
pass
2219
pass
2220½
+1
ML
48.32
Cholsey [CHO]
1
pass
2221
pass
2222¼
+1
51.32
Moreton Cutting
pass
2223
pass
2223½
52.61
Didcot East Jn
pass
2224
pass
2224
53.05
Didcot Parkway [DID]
1
pass
2224
pass
2224½
53.20
Didcot West End
pass
2224
No report
53.50
Foxhall Jn [XJF]
pass
2224½
pass
2224¾
55.14
Milton Junction
pass
2225
pass
2225¼
56.27
Steventon
pass
2226
pass
2226
60.17
Wantage Road
pass
2228
pass
2229¾
+1
63.75
Challow
pass
2230
pass
2232¾
+2
66.34
Uffington (Oxfordshire)
1
pass
2231
pass
2243¼
+12
72.25
Bourton
pass
2234½
pass
2247
+12
74.46
Swindon South Marston Jn
pass
2236
pass
2248¼
+12
75.58
Swindon Stratton Green
pass
2236½
pass
2249
+12
76.27
Highworth Jn
pass
2237
pass
2249¼
+12
76.59
Swindon East Loop
pass
2237
pass
2250¼
+13
77.18
Swindon [SWI]
4
2237
2240
2238
2240
2251¼
2252
+12
DM
DM
78.31
Rushey Platt
pass
2241½
pass
2253½
+12
82.67
Wootton Bassett Jn
pass
2244½
pass
2256½
+12
DM
DB
89.57
Little Somerford
pass
2248½
pass
2300½
+12
94.16
Hullavington
1
pass
2251
pass
2303
+12
99.76
Badminton
pass
2254½
pass
2305½
+11
104.40
Chipping Sodbury
pass
2257
pass
2308¼
+11
107.09
Westerleigh Jn
1
pass
2258½
pass
2310
+11
111.57
Bristol Parkway [BPW]
2
2302
2304
2302½
2304
2313¾
2315¼
+11
DB
DT
112.79
Patchway [PWY]
2
pass
2305½
pass
2316¾
+11
116.45
Pilning [PIL]
2
pass
2308
pass
2319½
+11
118.03
Severn Tunnel East
pass
2309
pass
2320½
+11
122.31
Severn Tunnel West
pass
2312½
pass
2323½
+11
123.41
Severn Tunnel Junction [STJ]
3
pass
2313½
pass
2325
+11
DT
DM
125.66
Magor
pass
2315
pass
2326½
+11
130.72
Llanwern West Jn
pass
2318½
pass
2330¼
+11
131.63
East Usk Jn.
pass
2319
pass
2330¾
+11
132.55
Maindee East Jn
pass
2320
pass
2332
+12
ML
132.77
Maindee West Jn
pass
2320½
pass
2333¾
+13
DM
DR
133.31
Newport (South Wales) [NWP]
1
2322
2325
2322
2325
2335
2335¾
+10
DR
DR
134.13
Gaer Jn
2½
pass
2326½
pass
2338
+11
DR
DR
134.68
Ebbw Jn
1½
pass
2330
pass
2339½
+9
DR
DM
138.41
Marshfield
1 ½
pass
2335½
pass
2342¼
+6
142.42
Rumney River Bridge Jn
pass
2341
pass
2344¾
+4
143.01
Pengam Jn
pass
2341½
pass
2345¼
+3
143.46
Moorland Road Junction
pass
2342
pass
2345¾
+3
144.16
Long Dyke Jn
pass
2343
pass
2346¾
+3
E
144.79
Cardiff East
pass
2344½
pass
2348
+3
DM
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
2346
2351
2345½
2351
2349½
2350¾
E
DBR
145.37
Cardiff West
pass
2352½
No report
145.52
Cardiff Radyr Branch Jn
pass
2353
pass
2352¾
DBR
UTC
145.74
Penarth Curve North Jn
pass
2354
pass
2355¼
+1
UTC
DT
146.10
Ninian Park [NNP]
1
pass
2355
pass
2356¼
+1
146.16
Leckwith South Jn
pass
2355
No report
146.29
Leckwith Loop
pass
2355½
No report
146.42
Leckwith North Jn
pass
2356
pass
2357
+1
149.20
St Fagans L C
pass
2358
pass
0000¾
+2
154.14
Miskin
pass
0002
pass
0004¾
+2
156.27
Pontyclun [PYC]
1
pass
0004
pass
0006¾
+2
156.63
Llantrisant [LTI]
pass
0004½
No report
158.59
Llanharan [LLR]
2
pass
0006
pass
0008¾
+3
161.47
Pencoed [PCD]
1
pass
0008
pass
0010¾
+2
164.48
Tremains
pass
0010½
pass
0012¾
+2
165.32
Bridgend [BGN]
1
0012
0013
0011½
0013
0014½
0015½
+2
DM
DM
169.52
Stormy
pass
0017½
pass
0020½
+3
171.27
Pyle [PYL]
1
pass
0018½
pass
0021½
+3
173.51
Margam Moors Jn.
pass
0020
pass
0022¾
+2
DM
175.18
Margam East Jn
pass
0021
pass
0024
+3
176.06
Margam Middle Jn
pass
0021½
pass
0024¼
+2
176.76
Port Talbot East
pass
0022½
No report
177.45
Port Talbot Parkway [PTA]
1
0024
0025
0023½
0025
0026½
0027
+2
179.44
Baglan [BAJ]
1
pass
0027
pass
0030
+2
180.15
Briton Ferry East
pass
0028
pass
0030¼
+2
181.26
Briton Ferry [BNF]
1
pass
0029
pass
0031½
+2
181.44
Court Sart Jn
pass
0029
pass
0031¼
+2
183.06
Neath [NTH]
1
1
0031
0032
0031
0032½
0033¼
0034¼
+1
185.12
Skewen [SKE]
1
pass
0035½
pass
0037¼
+1
186.74
Llansamlet [LAS]
1
pass
0038
pass
0039¼
+1
189.48
Landore Junction
pass
0041
pass
0042
DM
DSM
190.29
Swansea Loop East
pass
0042
pass
0043¼
+1
190.73
Swansea [SWA]
3
0044
0044
0045¼
+1
DSM
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