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LSWR B4 class

LSWR B4 Class
Normandy at work 1.jpg
Preserved Normandy on the Bluebell Railway.
Type and origin
Power type Steam
Designer William Adams
Builder LSWR Nine Elms
Build date 1891 (10), 1893 (10), 1908 (5)
Total produced 25
Specifications
Configuration 0-4-0T
UIC class Bn2t
Gauge 4 ft 8 12 in (1,435 mm) standard gauge
Driver dia. 45.75 in (1.162 m)
Length 24 ft 10 12 in (7.58 m)
Height 12 ft (3.66 m)
Loco weight 32.9 long tons (33.4 t; 36.8 short tons)
Fuel type Coal
Fuel capacity 0.5 long tons (0.51 t; 0.56 short tons)
Water cap 600 imp gal (2,700 L; 720 US gal)
Firebox:
 • Firegrate area
10.75 sq ft (0.999 m2)
Boiler pressure 140 psi (0.97 MPa)
Cylinders Two (outside)
Cylinder size 16 in × 22 in (406 mm × 559 mm)
Performance figures
Tractive effort 14,650 lbf (65.17 kN)
Career
Operators London and South Western Railway
Southern Railway
British Railways
Class LSWR: B4
SR: B4
BR: 0F, later 1F
Retired 1948–1959
Disposition 2 preserved, remainder scrapped
Type and origin
Power type Steam
Designer William Adams
Builder LSWR Nine Elms
Build date 1891 (10), 1893 (10), 1908 (5)
Total produced 25
Specifications
Configuration 0-4-0T
UIC class Bn2t
Gauge 4 ft 8 12 in (1,435 mm) standard gauge
Driver dia. 45.75 in (1.162 m)
Length 24 ft 10 12 in (7.58 m)
Height 12 ft (3.66 m)
Loco weight 32.9 long tons (33.4 t; 36.8 short tons)
Fuel type Coal
Fuel capacity 0.5 long tons (0.51 t; 0.56 short tons)
Water cap 600 imp gal (2,700 L; 720 US gal)
Firebox:
 • Firegrate area
10.75 sq ft (0.999 m2)
Boiler pressure 140 psi (0.97 MPa)
Cylinders Two (outside)
Cylinder size 16 in × 22 in (406 mm × 559 mm)
Performance figures
Tractive effort 14,650 lbf (65.17 kN)
Career
Operators London and South Western Railway
Southern Railway
British Railways
Class LSWR: B4
SR: B4
BR: 0F, later 1F
Retired 1948–1959
Disposition 2 preserved, remainder scrapped

The London and South Western Railway B4 class is a class of 0-4-0T dock tank.

The London and South Western Railway's built twenty to a design by their Locomotive Superintendent William Adams at its Nine Elms Works during the 1891–1893 period. They were designed for shunting in locations with sharp curvature, and were used in places such as Southampton Docks (which the LSWR purchased in November 1892), the Poole Quay Line, and the Hamworthy Freight Branch.

Adams' successor, Dugald Drummond, designed and built a similar class of five in 1905, designating them the K14 class. However Drummond's successor considered them so similar, that they were merged in to the B4 class.

Many locomotives were used by Southampton Docks, who had a tradition of giving their locomotives names rather than numbers. Consequently, twelve locomotives received names while in dock service:

Two survive: no. 96 (BR no. 30096) Normandy is at the end of its boiler certificate and is on static display awaiting overhaul at the Bluebell Railway in Sussex, while no. 102 (BR no. 30102) Granville is on display at the Bressingham Steam Museum near Diss, Norfolk


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