British Rail Class 11
Encyclopedia
The British Rail
Class 11 was applied to a batch of diesel
shunting locomotives
built from April 1945 to December 1952, based on a similar earlier batch
built by the London, Midland and Scottish Railway
(LMS) between 1939 and 1942.
as NS 501–510. LMS numbers 7120–7129 went straight into LMS stock, with 7129 being the last diesel shunter to be built for the LMS. British Railways continued to build the class from 1948 to 1952, using numbers M7130–M7131 and 12045–12138. 7120–7129 and M7130–M7131 became BR numbers 12033–12044. The whole class of 12033–12138 became Class 11. Locomotives up to 12102 were built at LMS/BR Derby and 12103–12138 at BR Darlington.
(NS) as their 500 Class & 600 Class diesel locomotive
s. Sixty-five of the 600 Class locomotives were built by English Electric
between 1950 and 1957, numbered 601–665, at either Dick, Kerr & Co.
Works (601–610) in Preston or Vulcan Foundry
Works (remainder) in Newton-le-Willows
.
Another export order was to Australia
, with 16 locomotives built for use on broad gauge in 1951. Victorian Railways
bought ten as the F class, while six were bought by the State Electricity Commission of Victoria
.
is an English Electric 6-cylinder, 10-inch bore by 12-inch stroke (254 mm by 305 mm); 4-stroke, 6KT and the traction motor
s are two: EE506 axle-hung, nose-suspended, force-ventilated traction motors with 21.7:1 double reduction gear drive. The main generator
is an English Electric EE801, 441 A at 430 V.
(HNRC):
British Rail
British Railways , which from 1965 traded as British Rail, was the operator of most of the rail transport in Great Britain between 1948 and 1997. It was formed from the nationalisation of the "Big Four" British railway companies and lasted until the gradual privatisation of British Rail, in stages...
Class 11 was applied to a batch of diesel
Diesel locomotive
A diesel locomotive is a type of railroad locomotive in which the prime mover is a diesel engine, a reciprocating engine operating on the Diesel cycle as invented by Dr. Rudolf Diesel...
shunting locomotives
Switcher
A switcher or shunter is a small railroad locomotive intended not for moving trains over long distances but rather for assembling trains ready for a road locomotive to take over, disassembling a train that has been...
built from April 1945 to December 1952, based on a similar earlier batch
British Rail Class D3/7
British Railways Class D3/7 were diesel shunters built from May 1939 through to July 1942 by the London, Midland and Scottish Railway at their Derby Works. They were the first of a new design of diesel shunters based on the English Electric 6K diesel engine of .-Numbering:These were given LMS...
built by the London, Midland and Scottish Railway
London, Midland and Scottish Railway
The London Midland and Scottish Railway was a British railway company. It was formed on 1 January 1923 under the Railways Act of 1921, which required the grouping of over 120 separate railway companies into just four...
(LMS) between 1939 and 1942.
Numbering
The fourteen locomotives were built for the War Department, with the first ten subsequently going the Nederlandse SpoorwegenNederlandse Spoorwegen
Nederlandse Spoorwegen , or NS, is the principal passenger railway operator in the Netherlands.Its trains operate over the tracks of the Dutch national railinfrastructure, operated by ProRail, which was split off from NS in 2003...
as NS 501–510. LMS numbers 7120–7129 went straight into LMS stock, with 7129 being the last diesel shunter to be built for the LMS. British Railways continued to build the class from 1948 to 1952, using numbers M7130–M7131 and 12045–12138. 7120–7129 and M7130–M7131 became BR numbers 12033–12044. The whole class of 12033–12138 became Class 11. Locomotives up to 12102 were built at LMS/BR Derby and 12103–12138 at BR Darlington.
Export locomotives
Close to 100 almost identical machines were built by English Electric and supplied to Nederlandse SpoorwegenNederlandse Spoorwegen
Nederlandse Spoorwegen , or NS, is the principal passenger railway operator in the Netherlands.Its trains operate over the tracks of the Dutch national railinfrastructure, operated by ProRail, which was split off from NS in 2003...
(NS) as their 500 Class & 600 Class diesel locomotive
Diesel locomotive
A diesel locomotive is a type of railroad locomotive in which the prime mover is a diesel engine, a reciprocating engine operating on the Diesel cycle as invented by Dr. Rudolf Diesel...
s. Sixty-five of the 600 Class locomotives were built by English Electric
English Electric
English Electric was a British industrial manufacturer. Founded in 1918, it initially specialised in industrial electric motors and transformers...
between 1950 and 1957, numbered 601–665, at either Dick, Kerr & Co.
Dick, Kerr & Co.
Dick, Kerr and Company was a locomotive and tramcar manufacturer based in Kilmarnock, Scotland and Preston, England.-Early history:Having previously been known as W.B.Dick and Company the company had built all kinds of tramway equipment and rolling stock. From 1883 the company joined with John Kerr...
Works (601–610) in Preston or Vulcan Foundry
Vulcan Foundry
Vulcan Foundry was a British locomotive builder sited at Newton-le-Willows, Lancashire .-History:It was originally opened in 1832 as Charles Tayleur and Company to produce girders for bridges, switches and crossings, and other ironwork following the opening of the Liverpool and Manchester Railway...
Works (remainder) in Newton-le-Willows
Newton-le-Willows
Newton-le-Willows is a small market town within the Metropolitan Borough of St Helens, in Merseyside, England. Historically a part of Lancashire, it is situated about midway between the cities of Manchester and Liverpool, to the east of St Helens, to the north of Warrington and to the south of...
.
Another export order was to Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
, with 16 locomotives built for use on broad gauge in 1951. Victorian Railways
Victorian Railways
The Victorian Railways operated railways in the Australian state of Victoria from 1859 to 1983. The first railways in Victoria were private companies, but when these companies failed or defaulted, the Victorian Railways was established to take over their operations...
bought ten as the F class, while six were bought by the State Electricity Commission of Victoria
State Electricity Commission of Victoria
The State Electricity Commission of Victoria was a monopoly electricity generation, transmission and supply utility located in Victoria, Australia...
.
Technical details
The diesel engineDiesel engine
A diesel engine is an internal combustion engine that uses the heat of compression to initiate ignition to burn the fuel, which is injected into the combustion chamber...
is an English Electric 6-cylinder, 10-inch bore by 12-inch stroke (254 mm by 305 mm); 4-stroke, 6KT and the traction motor
Traction motor
Traction motor refers to an electric motor providing the primary rotational torque of a machine, usually for conversion into linear motion ....
s are two: EE506 axle-hung, nose-suspended, force-ventilated traction motors with 21.7:1 double reduction gear drive. The main generator
Electrical generator
In electricity generation, an electric generator is a device that converts mechanical energy to electrical energy. A generator forces electric charge to flow through an external electrical circuit. It is analogous to a water pump, which causes water to flow...
is an English Electric EE801, 441 A at 430 V.
Post-BR use
The following locomotives are, or were, at Harry Needle Railroad CompanyHarry Needle Railroad Company
The Harry Needle Railroad Company is a railway spot-hire company, based at Barrow Hill Engine Shed in Derbyshire. The company is also a scrap dealer and has dismantled many railway vehicles, either on site, or at the European Metal Recycling scrapyard in...
(HNRC):
- 12074 Scrapped
- 12088 Operational
- 12098 Scrapped
Preservation
The following Class 11 diesel shunters are preserved:- 12052 at Caledonian Heritage RailwayCaledonian Railway (Brechin)The Caledonian Steam Railway Ltd is a private limited company formed by a group of steam railway enthusiasts, the Brechin Railway Preservation Society, with the object of operating a railway service on the former Caledonian Railway line between Brechin and Montrose, Angus, Scotland...
- 12061 by Heritage Shunters TrustHeritage Shunters TrustHeritage Shunters Trust is a trading name of The South Yorkshire Railway Co. Ltd. which was founded in 1989. HST is a railway preservation society and is the only preservation society that solely specialises in the preservation of diesel shunters in the UK...
at Peak RailPeak RailPeak Rail is a preserved railway in Derbyshire, England, which operates a steam service for tourists and visitors to both the Peak District and the Derbyshire Dales.... - 12077 at Midland Heritage RailwayMidland Railway - ButterleyThe Midland Railway – Butterley is a heritage railway, formerly known until 2004 as the Midland Railway Centre, at Butterley, near Ripley in Derbyshire.-Overview:...
- 12083 at Battlefield Line RailwayBattlefield Line RailwayThe Battlefield Line Railway is a heritage railway in Leicestershire, England. It runs from Shackerstone to Shenton , via Market Bosworth, a total of...
- 12093 at Caledonian Heritage RailwayCaledonian Railway (Brechin)The Caledonian Steam Railway Ltd is a private limited company formed by a group of steam railway enthusiasts, the Brechin Railway Preservation Society, with the object of operating a railway service on the former Caledonian Railway line between Brechin and Montrose, Angus, Scotland...
- 12099 at Severn Valley RailwaySevern Valley RailwayThe Severn Valley Railway is a heritage railway in Shropshire and Worcestershire, England. The line runs along the Severn Valley from Bridgnorth to Kidderminster, following the course of the River Severn for much of its route...
- 12131 at North Norfolk RailwayNorth Norfolk RailwayThe North Norfolk Railway – also known as the "Poppy Line" – is a heritage steam railway in Norfolk, England, running between the coastal town of Sheringham and Holt, It cuts through the countryside to the east of Weybourne with views of its windmill and passes through the well preserved country...
- 12139 at North Yorkshire Moors RailwayNorth Yorkshire Moors RailwayThe North Yorkshire Moors Railway is a heritage railway in North Yorkshire, England. First opened in 1836 as the Whitby and Pickering Railway, the railway was planned in 1831 by George Stephenson as a means of opening up trade routes inland from the then important seaport of Whitby. The line...
- A ninth example 12049 (renumbered from 12082) is preserved at the Watercress LineWatercress LineThe Watercress Line is the marketing name of the Mid-Hants Railway, a heritage railway in Hampshire, England, running from New Alresford to Alton where it connects to the National Rail network. The line gained its popular name in the days that it was used to transport locally grown watercress to...
in Hampshire. At one time it was re-registered as 01553, in TOPS Class 01/5British Rail Class 01/5The British Rail Class 01/5 designation encompasses a variety of privately-owned shunting locomotives that are passed to be operated on the British mainline railway system...
, carried both numbers and was owned by the Harry Needle Railroad CompanyHarry Needle Railroad CompanyThe Harry Needle Railroad Company is a railway spot-hire company, based at Barrow Hill Engine Shed in Derbyshire. The company is also a scrap dealer and has dismantled many railway vehicles, either on site, or at the European Metal Recycling scrapyard in...
. 12082 was renumbered to 12049 in October 2010 and painted in BR green with a late crest but without the yellow/black ends. This was as a replacement for the original Mid HantsWatercress LineThe Watercress Line is the marketing name of the Mid-Hants Railway, a heritage railway in Hampshire, England, running from New Alresford to Alton where it connects to the National Rail network. The line gained its popular name in the days that it was used to transport locally grown watercress to...
locomotive 12049 http://www.preservedshunters.co.uk/psh_shunter.php?class=11&loco=12049 that was scrapped after suffering catastrophic damage during an engine shed fire on 26 July 2010.