Bletchley TMD
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Bletchley TMD is a railway
traction maintenance depot The motive power depot (MPD) or locomotive depot, or traction maintenance depot (TMD), is the place where locomotives are usually housed, repaired and maintained when not being used. They were originally known as "running sheds", "engine shed ...
situated in
Bletchley Bletchley is a constituent town of Milton Keynes, Buckinghamshire, England. It is situated in the south-west of Milton Keynes, and is split between the civil parishes of Bletchley and Fenny Stratford and West Bletchley. Bletchley is best known ...
,
Milton Keynes Milton Keynes ( ) is a city and the largest settlement in Buckinghamshire, England, about north-west of London. At the 2021 Census, the population of its urban area was over . The River Great Ouse forms its northern boundary; a tributary ...
in
Buckinghamshire Buckinghamshire (), abbreviated Bucks, is a ceremonial county in South East England that borders Greater London to the south-east, Berkshire to the south, Oxfordshire to the west, Northamptonshire to the north, Bedfordshire to the north-ea ...
, to the north east of
Bletchley railway station Bletchley is a railway station that serves the southern parts of Milton Keynes, England (especially Bletchley itself), and the north-eastern parts of Aylesbury Vale. It is 47 miles (75 km) northwest of , about 32 miles (51 km) east of ...
, on a siding off the Marston Vale line. The depot is operated by
London Northwestern Railway West Midlands Trains (WMT) is a train operating company in the United Kingdom. It operates passenger trains on the West Midlands franchise between London and the English Midlands under two trade names: West Midlands Railway (WMR) (within the ...
.


History

The original
London and North Western Railway The London and North Western Railway (LNWR, L&NWR) was a British railway company between 1846 and 1922. In the late 19th century, the L&NWR was the largest joint stock company in the United Kingdom. In 1923, it became a constituent of the Lo ...
locomotive shed in Bletchley was a wooden and galvanised iron building that catered for some twelve engines, with three roads accommodated within the facility. Chapter Five However during the 1870s the shed collapsed in a gale, burying stabled locomotives and was replaced by two gabled roof spans with numerous ducts and chimneys. When newly rebuilt, it would measure in length, with a maximum width of . These sheds were situated just north of the railway station on a siding to the west side of the
West Coast Main Line The West Coast Main Line (WCML) is one of the most important railway corridors in the United Kingdom, connecting the major cities of London and Glasgow with branches to Birmingham, Liverpool, Manchester and Edinburgh. It is one of the busiest ...
, on a site now occupied by today's carpark. Towards the end of the 19th century, a number of
LNWR Lady of the Lake class The London and North Western Railway (LNWR) 7 ft 6 in Single 2-2-2 class was a type of express passenger locomotive designed by John Ramsbottom. The class is better known as the Problem class for the first locomotive built, or the Lad ...
steam locomotives were employed as pilot engines, with ‘Bletchley Shed’ as their home depot by then considered an intermediate Loco Shed. The end of
British Rail British Railways (BR), which from 1965 traded as British Rail, was a state-owned company that operated most of the overground rail transport in Great Britain from 1948 to 1997. It was formed from the nationalisation of the Big Four British rai ...
steam in Bletchley came on Monday, 5 July 1965 when 24 steam engines stabled in the Locomotive Shed departed for other parts of the country, the last one taking the 2pm parcels train to . This was locomotive No. 48610
LMS Stanier Class 8F The London, Midland and Scottish Railway (LMS) Stanier Class 8F is a class of steam locomotives designed for hauling heavy freight. 852 were built between 1935 and 1946 (not all to LMS order), as a freight version of William Stanier's successful ...
2-8-0 Under the Whyte notation for the classification of steam locomotives, represents the wheel arrangement of two leading wheels on one axle, usually in a leading truck, eight powered and coupled driving wheels on four axles, and no trailing wheels. ...
, which had been stabled at
Bletchley Bletchley is a constituent town of Milton Keynes, Buckinghamshire, England. It is situated in the south-west of Milton Keynes, and is split between the civil parishes of Bletchley and Fenny Stratford and West Bletchley. Bletchley is best known ...
for ten years. With the end of steam, the TMD was relocated to the Bedford side of the
Varsity line The Varsity Line (or the Oxford to Cambridge railway line) was the main railway route that once linked the English university cities of Oxford and Cambridge, operated by the London and North Western Railway. During World War II the line was ...
flyover, in a new purpose built facility.


Present

Bletchley TMD began in the modern era in 1965 (though it had existed since 1850, in the age of steam). It closed on 30 June 2008 and its (expired) lease returned to Network Rail.End of the line for award-winning depot
''Railnews'', 1 July 2008
Bletchley had won awards for the reliability of its trains as recently as March 2007, and was said to deliver six times better than average reliability. London Midland phased in the fleet of 37 Class 350/2 Desiro trains, which are maintained by
Siemens Siemens AG ( ) is a German multinational conglomerate corporation and the largest industrial manufacturing company in Europe headquartered in Munich with branch offices abroad. The principal divisions of the corporation are ''Industry'', '' ...
at the King's Heath depot in Northampton. These replaced the
Silverlink Silverlink was a train operating company in the United Kingdom owned by National Express that operated the North London Railways franchise from March 1997 until November 2007. At the end of 2007 Silverlink Metro services were taken over by Lond ...
Class 321 fleet which had been serviced at Bletchley. Most of the engineers & technicians transferred to the Siemens site and the cleaners to London Midland. The local press had previously expressed concern that the previous diesel trains used on the Marston Vale Line were based at
Tyseley TMD Tyseley TMD is a railway traction maintenance depot situated in Tyseley, Birmingham, England. Origins To counter the critic of the Great Western Railway (GWR) actually standing for ''"The Great Way Round"'', the GWR started a series of straig ...
in
Birmingham Birmingham ( ) is a city and metropolitan borough in the metropolitan county of West Midlands in England. It is the second-largest city in the United Kingdom with a population of 1.145 million in the city proper, 2.92 million in the West ...
, with consequent long delays to service resumption in the event of train failure. Following the introduction of the Class 230 diesel units, which are used exclusively on the Marston Vale Line, the depot was bought back into use in September 2018.


See also

*
List of British Railways shed codes British Railways shed codes were used to identify the engine sheds that its locomotives and multiple units were allocated to for maintenance purposes. The former London, Midland and Scottish Railway (LMS) alpha-numeric system was extended to cove ...


References

* {{Transport in Milton Keynes Railway depots in England Rail transport in Milton Keynes 1850 establishments in England 2008 disestablishments in England