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1F23 1425 Cardiff Central to Portsmouth Harbour
Departing on 14th December 2025

operated by
Great Western Railway
6 coaches
Cardiff Central - Bristol Temple Meads
166201
166220
6 coaches
Bristol Temple Meads - Westbury
166220
166201
3 coaches
Westbury - Portsmouth Harbour
166220
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Cardiff Central [CDF]
Pathed as Class 158/168/170/175 DMU at 90mph
forms from 5F23 from Cardiff Central
2
1425
1425
1425¼
B
Cardiff East
pass
1425½
pass
1426¼
Long Dyke Jn
pass
1427
pass
1427½
B
UM
Moorland Road Junction
pass
1427½
pass
1428¼
Pengam Jn
pass
1428
pass
1428¾
Rumney River Bridge Jn
pass
1428½
pass
1429
Marshfield
pass
1432
pass
1432
Ebbw Jn
pass
1434½
pass
1434¾
UM
UM
Gaer Jn
pass
1435
pass
1435¼
UM
Newport (South Wales) [NWP]
4
1437
1439
1437
1439
1437
1439
UM
UM
Maindee West Jn
pass
1440
pass
1440½
Maindee East Jn
pass
1440½
pass
1441
ML
East Usk Jn.
pass
1441½
pass
1442
Llanwern West Jn
pass
1442½
pass
1443
Magor
pass
1446½
pass
1446
Severn Tunnel Junction [STJ]
4
pass
1448
pass
1448½
UM
UT
Severn Tunnel West
pass
1449
pass
1449½
Severn Tunnel East
pass
1453
pass
1453
Pilning [PIL]
1
1
pass
1454
pass
1454¼
Patchway [PWY]
1
pass
1458½
pass
1457
-1
UT
DBL
Filton Jn
pass
1500
No report
Filton Abbey Wood [FIT]
3
1501
1502
1501
1502½
1500
1501½
-1
DBL
DFR
Horfield Junction
pass
1504
pass
1502¾
-1
Narroways Hill Jn
1
pass
1505½
pass
1504¼
-1
Stapleton Road [SRD]
2
pass
1506½
pass
1504¾
-1
Lawrence Hill [LWH]
2
pass
1507½
pass
1505½
-1
Dr Day's Jn
pass
1508
pass
1506
-1
DR
Bristol East Jn
pass
1509
pass
1507¼
-1
DFR
UF
Bristol Temple Meads [BRI]
Service reverses here
9
1510
1515
1510
1515
1509
1515¼
UF
DF
Bristol East Jn
pass
1516
pass
1516¼
DF
UM
North Somerset Jn
pass
1517
pass
1517
Keynsham [KYN]
2
1522
1522
1521½
1522½
1521¼
1522¼
Twerton
pass
1527
pass
1527
Oldfield Park [OLF]
2
1529
1529
1528½
1529½
1528½
1529½
Bath Spa [BTH]
2
1532
1533
1531½
1533½
1531¾
1535¾
+2
Bathampton Jn
pass
1537
pass
1538¾
+1
UM
UT
Bathampton Sig Bl1990
pass
1540½
pass
1542
+1
Bradford-on-Avon [BOA]
2
1545
1545
1544½
1545½
1547¾
1548½
+3
Bradford Jn
pass
1549
pass
1551¾
+2
Trowbridge [TRO]
1
2
1551
1552
1551
1552
1553½
1555¼
+3
Hawkeridge Jn
pass
1557
pass
1559¾
+2
Westbury [WSB]
2
1559
1601
1558½
1601½
1601¾
1609
+7
UT
DS
Dilton Marsh [DMH]
Service stops on request
2
1604
1604
1605
1605½
1611¾
1612¼
+6
Warminster [WMN]
2
1611
1611
1610½
1611½
1617½
1619
+7
DS
DW
Warminster Signal W308
pass
1613½
pass
1621
+7
Upton Lovell
pass
1617
pass
1624½
+7
Wylye Ground Frame
pass
1621
pass
1628
+7
Wylye Ahb
pass
1621
pass
1628
+7
Wishford
pass
1625½
pass
1631½
+6
Wilton Jn
pass
1629
pass
1636¼
+7
DW
UM
Salisbury [SAL]
2
1633
1634
1632½
1634½
1638¾
1641¼
+6
UM
UM
Tunnel Jn.
pass
1637½
pass
1644¼
+6
UM
UD
Laverstock South Jn
pass
1638
pass
1645
+7
East Grimstead E.C.C.
pass
1643½
pass
1650¾
+7
Dean [DEN]
1
pass
1645½
pass
1652
+6
Dean Hill Sdgs. M.O.D.
pass
1646½
pass
1653½
+7
Mottisfont & Dunbridge [DBG]
1
pass
1648½
pass
1655¼
+6
Romsey [ROM]
1
1652
1653
1652
1653
1658¾
1659¾
+6
USY
UTV
Redbridge [RDB]
1
pass
1659½
pass
1706¼
+6
UTV
UM
Church Lane Junction
pass
1701
pass
1707
+6
UF
Millbrook (Hampshire) [MBK]
pass
1701½
pass
1708¼
+6
UM
UF
Southampton Central [SOU]
1
1703
1706
1703
1706
1710
1712
+6
UF
UM
Northam Jn
pass
1708½
pass
1714½
+6
UM
UF
St Denys [SDN]
3
pass
1710½
pass
1716¾
+6
UF
DN
Woolston Signal E803
pass
1713
pass
1719¼
+6
Netley [NTL]
2
pass
1717
pass
1724
+7
Hamble [HME]
2
pass
1718
pass
1724½
+6
Bursledon [BUO]
2
pass
1719½
pass
1726¼
+6
Swanwick [SNW]
2
pass
1722
pass
1727¼
+5
Fareham [FRM]
3
1727
1728
1727
1728
1732¾
1734¾
+6
DN
DP
Portchester [PTC]
2
pass
1732
pass
1738
+6
Cosham [CSA]
2
1735
1736
1735
1736
1741
1742¼
+6
Cosham Jn
pass
1737½
pass
1743¼
+5
DP
DBR
Portcreek Jn
pass
1738½
pass
1744
+5
DBR
DM
Hilsea [HLS]
2
pass
1739
pass
1745¼
+6
Fratton East
pass
1741½
pass
1748¼
+6
DM
UDF
Fratton [FTN]
2
1743
1743
1742½
1743½
1749¼
1750½
+7
Portsmouth & Southsea [PMS]
2
1746
1747
1746
1747½
1753¼
1754¼
+6
DM
Portsmouth Harbour [PMH]
1
1751
1751
1757½
+6
DM
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