1B54 1848 Swansea to Milford Haven
Departing on 30th December 2025

operated by
Transport for Wales
2 coaches
Swansea - Carmarthen
150260
2 coaches
Carmarthen - Milford Haven
150260
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Swansea [SWA]
Pathed as Diesel multiple unit at 100mph
Service reverses here
1
1848
1848
1847¾
USM
pass
1850
pass
1849½
USM
DSL
pass
1852
pass
1851½
DSL
DM
pass
1855½
pass
1855½
1
1858
1859
1858
1859
1858
1858½
pass
1902½
pass
1902½
pass
1903
pass
1902¾
1
1905
1905
1904½
1905½
1905
1906
DD
1910
1911
1910
1911
1911
1912
+1
pass
1915½
No report
2
1917
1917
1916½
1917½
1918
1918
pass
1919½
No report
1923
1923
1922½
1923½
1923
1924
pass
1932
pass
1932
DD
Carmarthen [CMN]
Service reverses here
1
1936
1938
1934
1938
1934
1937
-1
D1
pass
1940
No report
pass
1943½
pass
1944
pass
1946
pass
1947
+1
2
1953
1953
1952½
1953½
1952
1953
Clunderwen [CUW]
Service stops on request
2000
2000
1959½
2000
N/R
1959
-1
Clarbeston Road [CLR]
Service stops on request
2007
2007
2007
2007½
2007
2007
1
2015
2016
2015
2016
2015
2016
Johnston [JOH]
Service stops on request
2023
2023
2023
2023½
2023
2023
pass
2027½
pass
2027
2034
2032
2030
-2