British Railway History Item
LNER Class Ivatt Great Northern Railway N1 0-6-2 Tank
Built 1906-1912. Designed by Ivatt.
Total Number Built 56 - Total to BR 55.
(a) Introduced 1907. Ivatt Great Northern Railway Class N1 design. Class prototype.
(b - e) Introduced 1907. Standard design with shorter tanks and detail differences.
(d) (e) Rebuilt with superheater and reduced boiler pressure.
(b) (e) Fitted with condensing apparatus.
Number Series 69430-69437, 69439-69485.
Built at the ??? Works.
No Lot Nos. yet available.
Most of the class were originally fitted with condensing apparatus for working through the Metropolitan tunnels. Many later worked in the Leeds and Bradford districts and the condensing apparatus was removed from some of these locos.
In 1950, Stratford Works took over the overhaul of this class from Doncaster Works. Locomotives allocated to sheds as far as the West Riding of Yorkshire came down to Stratford for repairs.
The majority of the class were still running in 1954, but all had been withdrawn by 1959.
No. 69461 was still in use until 1962 as a stationary boiler at Shoeburyness for the purpose of warming coaching stock.
The first loco withdrawn by the LNER was 9438 in 1947 from ??? shed.
The first loco withdrawn was ??? on ??? from ??? shed.
The last loco withdrawn was ??? on ??? from ??? shed.
None are preserved.
Motive Power Details
64 tons 14 cwt (a)
65 tons 17 cwt
Driving Wheel: 5' 8"
175lb/sq in NS (a)(b)(c)
170lb/sq in Su (d)(e)
Valve Gear: Stephenson (slide valves)
Two 18" x 26" (inside)
18,430 lb (a)(b)(c)
17,900 lb (d)(e)
Class Total: 56
Allocation and Withdrawal Details
Last Updated : Friday 2nd May 2003 18:55