The GER Class T77 was a class of twenty-five

0-6-0 is the Whyte notation designation for steam locomotives with a wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles, and no trailing wheels. Historically, this was the most common wheel arrangement used o ...

steam locomotives designed by A. J. Hill for the

Great Eastern Railway The Great Eastern Railway (GER) was a pre-grouping British railway company, whose main line linked London Liverpool Street to Norwich and which had other lines through East Anglia. The company was grouped into the London and North Eastern R ...

. They all passed to the

London and North Eastern Railway The London and North Eastern Railway (LNER) was the second largest (after London, Midland and Scottish Railway, LMS) of the "Big Four (British railway companies), Big Four" railway companies created by the Railways Act 1921 in Britain. It ope ...

at the 1923 grouping and received the classification J19.

History

These locomotives were a development of the GER Class E72, and shared the same cylinders, wheels, and

Belpaire firebox The Belpaire firebox is a type of firebox used on steam locomotives. It was invented by Alfred Belpaire of Belgium in 1864. Today it generally refers to the shape of the outer shell of the firebox which is approximately flat at the top and s ...

-fitted boiler. Changes included vacuum brakes from new, and the abandonment of cylinder tail rods. All were still in service at the 1923 grouping, the LNER adding 7000 to the numbers of nearly all the ex-Great Eastern locomotives, including the Class T77 locomotives. Between 1934 and 1939 all were rebuilt with round-top fireboxes, and the cylinder bore was reduced to . The rebuilt locomotives were reclassified J19/2, while the yet-to-be rebuilt locomotives reclassified J19/1. The J19/2 classification also included the rebuilt former Class E72 locomotives. At nationalisation in 1948,

British Railways British Railways (BR), which from 1965 traded as British Rail, was a state-owned company that operated most rail transport in Great Britain from 1948 to 1997. Originally a trading brand of the Railway Executive of the British Transport Commis ...

added 60000 to their LNER numbers. They all continued in service until 1959, when the first was withdrawn; all were gone by the end of 1962.

References

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External links

– Great Eastern Railway Society
The Hill J18 & J19 (GER Classes E72 & T77) 0-6-0 Locomotives
– LNER Encyclopedia {{LNER Locomotives Great Eastern Railway locomotives, T77 0-6-0 locomotives C h2 locomotives Railway locomotives introduced in 1916 Standard-gauge steam locomotives of Great Britain Scrapped locomotives Freight locomotives