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The British Rail Class 14 is a type of small
diesel-hydraulic A diesel locomotive is a type of railway locomotive in which the prime mover is a diesel engine. Several types of diesel locomotives have been developed, differing mainly in the means by which mechanical power is conveyed to the driving wheels ...
locomotive built in the mid-1960s. Twenty-six of these
0-6-0 Under the Whyte notation for the classification of steam locomotives, represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles and no trailing wheels. This was the most common wheel arrangemen ...
locomotives were ordered in January 1963, to be built at British Railways'
Swindon Works Swindon railway works was opened by the Great Western Railway in 1843 in Swindon, Wiltshire, England. It served as the principal west England maintenance centre until closed in 1986. History In 1835 Parliament approved the construction of the ...
. The anticipated work for this class was trip working movements between local yards and short-distance freight trains. The good all-around visibility from the cab and dual controls also made them capable of being used for shunting duties. The order was expanded from 26 to 56 in mid-1963, before work had started on the first order. They were numbered D9500-D9555.


Technical details

In July 1964, the first of a class of 56 locomotives appeared from Swindon Works. These were later designated as
TOPS Total Operations Processing System (TOPS) is a computer system for managing railway locomotives and rolling stock, known for many years of use in the United Kingdom. TOPS was originally developed between the Southern Pacific Railroad (SP), S ...
Class 14 by
British Railways 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 ...
. They are known as 'Teddy Bears' by enthusiasts, following a comment by Swindon Works' erecting shop foreman George Cole who quipped "We've built ''The Great Bear'', now we're going to build a '
Teddy Bear A teddy bear is a stuffed toy in the form of a bear. Developed apparently simultaneously by toymakers Morris Michtom in the U.S. and Richard Steiff under his aunt Margarete Steiff's company in Germany in the early 20th century, the teddy bear, ...
'!" In outline they have a cab offset from the centre with bonnets at each end, with a fixed 0-6-0 wheel configuration rather than
bogie A bogie ( ) (in some senses called a truck in North American English) is a chassis or framework that carries a wheelset, attached to a vehicle—a modular subassembly of wheels and axles. Bogies take various forms in various modes of transp ...
s as seen on all the other Type 1 classes. The locomotives were powered by a Paxman 6-cylinder Ventura 6YJXL engine with a Napier
turbocharger In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pro ...
producing , connected to a
Voith The Voith Group is a German manufacturer of machines for the pulp and paper industry, technical equipment for hydropower plants and drive and braking systems. The family-owned company, which operates worldwide and has its headquarters in Hei ...
L217U hydraulic transmission and
Hunslet Hunslet () is an inner-city area in south Leeds, West Yorkshire, England. It is southeast of the Leeds city centre, city centre and has an industrial past. It is situated in the Hunslet and Riverside (ward), Hunslet and Riverside ward of Lee ...
final drive A drivetrain (also frequently spelled as drive train or sometimes drive-train) is the group of components that deliver mechanical power from the prime mover to the driven components. In automotive engineering, the drivetrain is the components o ...
. The axles were connected by
coupling rod A coupling rod or side rod connects the driving wheels of a locomotive. Steam locomotives in particular usually have them, but some diesel and electric locomotives, especially older ones and shunters, also have them. The coupling rods transfer t ...
s and driven by a
jackshaft A jackshaft, also called a ''countershaft'', is a common mechanical design component used to transfer or synchronize rotational force in a machine. A jackshaft is often just a short stub with supporting bearings on the ends and two pulleys, gear ...
located under the cab, between the second and third axles. The plate frames were of 1 inch steel and deep buffer beams almost to rail level. One was of similar thickness to the frames, the other of 5 inch thick steel to act as ballast and to even out weight distribution.


Operations and preservation

Originally all were allocated to depots on the
Western Region of British Railways The Western Region was a region of British Railways from 1948. The region ceased to be an operating unit in its own right on completion of the "Organising for Quality" initiative on 6 April 1992. The Region consisted principally of ex- Great ...
, but in January 1967 twenty were sent to Hull (Dairycoates) on the Eastern Region (ER), followed by thirteen more later the same year. At Hull they were intended for work around the docks, but the tasks were beyond the capabilities of a single locomotive; and since two locomotives required two sets of crew, they were not popular with the region. In 1968, all 33 ER locomotives were placed in storage, and were subsequently withdrawn on 1 April that year. The Class 14s, like many other early diesel types, had an extremely short life with British Railways – in this case not because of poor reliability, but because many of its envisaged duties disappeared on the BR network a few years after they came into use. BR started to dispose of members of the class from mid 1968, and the entire class had been sold to industry or scrapped by the end of 1970. In their new careers in industry, many had a working life two to three times longer than that with British Railways. The industries in which they were employed, such as coal mining, declined during the 1970s and the class again became surplus to requirements. Several have since found a third lease of life on preserved lines where they are ideal for both light passenger work and with works trains on the maintenance of
permanent way A railway track (British English and UIC terminology) or railroad track (American English), also known as permanent way or simply track, is the structure on a railway or railroad consisting of the rails, fasteners, railroad ties (sleepers, ...
. Unusually, D9504 was leased in 2005 from its preservation group and found itself in revenue-earning service on the newest mainline in the UK –
High Speed 1 High Speed 1 (HS1), legally the Channel Tunnel Rail Link (CTRL), is a high-speed railway linking London with the Channel Tunnel. It is part of a line carrying international passenger traffic between the United Kingdom and mainland Europe; ...
(known as the Channel Tunnel Rail Link during construction) – mainly in marshalling and stabling the 450 metre, 22-wagon concrete-pumping train on the final stretch to
St. Pancras Station St Pancras railway station (), also known as London St Pancras or St Pancras International and officially since 2007 as London St Pancras International, is a central London railway terminus on Euston Road in the London Borough of Camden. It ...
. D9524 was re-engined under the ownership of BP Grangemouth. It was later re-engined again under the ownership of the Scottish RPS who, following BR practice, gave it the number 14901. It now operates with a Rolls-Royce DV8TCE (640 bhp) power unit. The last of the class to be built, D9555, was the final locomotive constructed for British Railways at Swindon Works, in 1965; today it is privately owned and operates on the
Dean Forest Railway The Dean Forest Railway is a long heritage railway that runs between Lydney and Parkend in the Forest of Dean, Gloucestershire. The route was part of the former Severn and Wye Railway which ran from Lydney to Cinderford. The society that ope ...
,
Gloucestershire Gloucestershire ( abbreviated Glos) is a county in South West England. The county comprises part of the Cotswold Hills, part of the flat fertile valley of the River Severn and the entire Forest of Dean. The county town is the city of Gl ...
– its original route. In July 2014, the East Lancashire Railway hosted ten preserved members of the class as a celebration of the 50 years since their entry into service.


Fleet


Models

Hattons commissioned Danish company
Heljan Heljan A/S is a Danish model railway company based in Søndersø. Originally specialising in decorations and accessories for model railways, it has now also developed a substantial range of rolling stock. It has diversified into modelling the Bri ...
to produce a limited run in OO gauge in three liveries. Since then they have announced plans for further examples, still in limited numbers, but in a wider variety of liveries.
Graham Farish {{Use dmy dates, date=April 2022 Graham Farish is a company that produces large quantities of British outline model railway equipment in N gauge. History The Poole, Dorset based manufacturer of radio parts and kits entered the model railway busin ...
also produces the Class 14 in several liveries in British
N scale N scale is a popular model railway scale. Depending upon the manufacturer (or country), the scale ranges from 1:148 to 1:160. In all cases, the ''gauge'' (the distance between the rails) is . The term N ''gauge'' refers to the track dimensions, ...
. Minerva Model Railways announced the production of a ready-to-run
O gauge O scale (or O gauge) is a scale commonly used for toy trains and rail transport modelling. Introduced by German toy manufacturer Märklin around 1900, by the 1930s three-rail alternating current O gauge was the most common model railroad sca ...
(7mm Finescale) model in May 2019. Delivery commenced in February 2022 following delays due to incorrect cab colour on the initial supplies. In 2011 a 7 1/4" gauge model of D9522 won best locomotive and best model in show at the national model engineering exhibition in Harrogate.


References


Further reading

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External links


D9531.com website

Website covering D9500 and 14901 (D9524)
{{British Rail Locomotives 14 C locomotives Railway locomotives introduced in 1964 14 Standard gauge locomotives of Great Britain