South Australian Railways Z class

The South Australian Railways Z class was a class of 4-4-0 steam locomotives operated by the South Australian Railways.

South Australian Railways Z class
Z190 c. 1910
Type and origin Power type Steam Builder James Martin & Co Islington Railway Workshops Serial number 99-106, 18, 19 Build date 1894 Total produced 10
Specifications Configuration: ​  • Whyte 4-4-0 2′B 3 Gauge 1,067 mm (3 ft 6 in) Driver dia. 4 ft. 6 in. Length 41 ft 10 in (12.75 m) Height 3.5052 Metres Axle load 9 tons 17 cwt Total weight 50 tons 1 cwt Fuel type Coal Fuel capacity 4 long tons 10 cwt (10,100 lb or 4.6 t) Water cap. 1,600 imperial gallons (7,300 L; 1,900 US gal) Firebox: ​  • Grate area 13.87 square feet Boiler pressure 145 psi (1,000 kPa) Heating surface: ​  • Firebox 73.93 sq ft (6.868 m2)  • Tubes 795.22 sq ft (73.878 m2) Cylinders 2 Outside Cylinder size 15.5 in × 20 in (394 mm × 508 mm)
Performance figures Tractive effort 10,270 lbf (45.68 kN)
Career Operators South Australian Railways Class Z Numbers Z187-Z196 First run 22.12.1894 Last run 1956 Withdrawn 1956 Scrapped 1956 Disposition All original locomotives scrapped; one new-build under construction

History

In 1895 James Martin & Co delivered eight 4-4-0 locomotives to the South Australian Railways. In 1911 another two were built by the Islington Railway Workshops.^[1]

Class list

Number Builder Builder's number In service Z187 James Martin & Co 99 22 December 1894 Z188 James Martin & Co 100 8 January 1895 Z189 James Martin & Co 101 5 February 1895 Z190 James Martin & Co 102 20 February 1895 Z191 James Martin & Co 103 20 February 1895 Z192 James Martin & Co 104 26 February 1895 Z193 James Martin & Co 105 26 March 1895 Z194 James Martin & Co 106 3 April 1895 Z195 Islington Railway Workshops 18 29 September 1911 Z196 Islington Railway Workshops 19 23 October 1911

Replica

A replica locomotive is being built. It will be numbered Z199.^[2]