New South Wales Z29 class locomotive

The Z29 class (formerly J.483 class) was a class of steam locomotives built for the New South Wales Government Railways in Australia for transport and goods transport up the steep gradients of rail track in the Blue Mountains.[2][3][4]

New South Wales Z29 Class

J.483 (Z29) Class Locomotive
Type and origin
Power type Steam
Designer Baldwin Locomotive Works
Builder Baldwin Locomotive Works
Total produced 20[1]
  Whyte 2-8-0[1]

4 ft 8+12 in (1,435 mm) standard gauge[1]

Driver dia. 4 ft 3 in (1,295 mm)
Total weight 100.6 long tons
(112.7 short tons; 102.2 t)[1]
  Firegrate area
32 sq ft (3.0 m2)[1]
Boiler pressure 150 psi (1,034 kPa)
140 psi or 965 kPa superheated[1]
Cylinders 2 (501, 502 with 4 until 1896)[1]
Cylinder size 21 in × 26 in (533 mm × 660 mm)
superheated 22 in × 26 in (559 mm × 660 mm)[1]
Performance figures
Tractive effort 26,979 lbf (120.01 kN)
29,363 lbf (130.61 kN) superheated[1]
Number in class 20[1]
Numbers 483-502 (1889 system); 2901-2920 (1924 system, some not renumbered)[1]
First run 30 September 1891, all in service within two months[1]
Retired 2918 in April 1935[1]
Scrapped December 1937[1]
Disposition All scrapped

. . . New South Wales Z29 class locomotive . . .

  • Class Z2907 (J483) locomotive
  1. Oberg, Leon (1975). Locomotives of Australia. p. 74. ISBN 0 589 07173 4.
  2. Preston, Ron G (1984). Tender into Tank. Sydney: New South Wales Rail Transport Museum. pp. 11–57. ISBN 0 909862 18 4.
  3. Grunbach, Alex (1989). A Compendium of New South Wales Steam Locomotives. Sydney: Australian Railway Historical Society, NSW Division. pp. 41–45. ISBN 0 909650 27 6.
  4. New South Wales Railways 1855-1955. Published by Department of Railways
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. . . New South Wales Z29 class locomotive . . .

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. . . New South Wales Z29 class locomotive . . .