The

London and North Eastern Railway The London and North Eastern Railway (LNER) was the second largest (after LMS) of the " Big Four" railway companies created by the Railways Act 1921 in Britain. It operated from 1 January 1923 until nationalisation on 1 January 1948. At th ...

(LNER) Thompson Class Q1 was a class of 0-8-0T

steam locomotive A steam locomotive is a locomotive that provides the force to move itself and other vehicles by means of the expansion of steam. It is fuelled by burning combustible material (usually coal, oil or, rarely, wood) to heat water in the locomot ...

s. They were rebuilds of the

GCR Class 8A The Great Central Railway (GCR) Class 8A was a class of 0-8-0 steam locomotive built between 1902 and 1911 for handling heavy coal trains over the Pennines. They all passed to the LNER in 1923, who redesignated them Class Q4. They were withdrawn ...

(LNER Class Q4) 0-8-0s. Thirteen were rebuilt between 1942 and 1945 at Gorton Works. All passed to

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 ...

in 1948, numbered 69925-69937.

Overview

The locomotives had outside cylinders with inside valves and inside Stephenson valve gear. There were two variants: * Q1/1 (69925-69928) with tanks * Q1/2 (69929-69937) with tanks The extra of water in the Q1/2 was carried in the rear tank, under the coal bunker, resulting in a reduced coal capacity.

Withdrawal

All the Class Q1 locomotives were withdrawn and scrapped from 1954 to 1959.

Overview

Withdrawal

References

Further reading

Sources