The LSWR 445 class was a class of express passenger 4-4-0 steam locomotives designed for the London and South Western Railway by William Adams. Twelve were constructed by Robert Stephenson and Company in 1883.

LSWR 445 class
Type and origin
Power typeSteam
DesignerWilliam Adams
BuilderRobert Stephenson & Co.
Serial number2535–2546
Build date1883
Total produced12
Specifications
Configuration:
 • Whyte4-4-0
 • UIC2'Bn
Gauge4 ft 8+12 in (1,435 mm)
Leading dia.3 ft 7 in (1.092 m)
Driver dia.7 ft 1 in (2.159 m)
Length51 ft 11+38 in (15.83 m)
Height13 ft 2+34 in (4.03 m)
Axle load15.00 long tons (15.24 t)
Adhesive weight29.75 long tons (30.23 t)
Loco weight46.05 long tons (46.79 t)
Tender weight32.25 long tons (32.77 t)
Fuel typeCoal
Water cap.2,800 imp gal (13,000 L; 3,400 US gal)
Boiler pressure160 psi (1.10 MPa)
CylindersTwo, outside
Cylinder size18 in × 24 in (457 mm × 610 mm)
Performance figures
Tractive effort12,442 lbf (55.3 kN)
Career
OperatorsLSWR · SR
Class445
Power classSR: K
Withdrawn1923–1925
DispositionAll scrapped

The class were numbered 445–456, and were an enlarged version of the 135 class.

Table of locomotive orders
Year Builder Quantity LSWR Numbers Notes
1883 Robert Stephenson & Co. 2535–2546 12 445–456

All were renumbered in to the duplicate list as 0445–0456 between 1908 and 1911.

All passed to the Southern Railway at the grouping in 1923. Withdrawals started in the same year, with four being retired in 1924, and the last seven were withdrawn in 1925. All were scrapped.

References

edit
  • Russell, J. H. (1991). A Pictorial Record of Southern Locomotives. OPC-Haynes. pp. 154–156.