GWR 4500 Class

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GWR 4500 Class
GWR 4500 Class
Preserved 4566 at Bridgnorth on the Severn Valley Railway
Power type Steam
Designer Churchward
Builder GWR
Build date 1906
Configuration 2-6-2T
Gauge 4' 8½"
Driver size 4' 7½"
Locomotive weight 57 tons 0 cwt
Fuel type coal
Boiler pressure 200 psi
Cylinders two outside
Cylinder size 17" x 24"
Tractive effort 21,250 lbf
Class 4MT

The Great Western Railway (GWR) 4500 Class or Small Prairie is a class of steam locomotive. They are 2-6-2T type. A total of 75 were built; 55 were built in 4 batches between 1906 and 1915. A 5th batch of 20 locos was built in 1924, during Collett's tenure at Swindon. The first 2 batches were originally numbered 2161-2190 but were renumbered 4500-4529 during 1912. The first batch (2161-2180) is significant in that it was the last batch of locos to be built at Stafford Road Works, Wolverhampton. Of this batch 2168 (as 4507) was the last Wolverhampton-built loco to remain in service with BR, not being withdrawn until 1963.

The 4575 Class was a later development with larger side tanks.

[edit] Preservation

Three of the class survive to this day and two of them come from Barry Scrapyard 4561 which left the scrapyard on September 1975 and 4566 which left on August 1970.


[edit] External links