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
NSWGR J.483 Class Locomotive.jpg
J.483 (Z29) Class Locomotive
Type and origin
Power typeSteam
DesignerBaldwin Locomotive Works
BuilderBaldwin Locomotive Works
Total produced20[1]
 • Whyte2-8-0[1]
Gauge4 ft 8 12 in (1,435 mm)[1]
Driver dia.4ft 3in
Total weight100.6 tons[1]
 • Firegrate area
32 sq. ft[1]
Boiler pressure150lb (140lb superheated)[1]
Cylinders2 (501, 502 with 4 until 1896)[1]
Cylinder size21 x 26 (superheated 22 x 26)[1]
Performance figures
Tractive effort26,979lb (29,363lb superheated)[1]
Number in class20[1]
Numbers483-502 (1889 system); 2901-2920 (1924 system, some not renumbered)[1]
First run30 September 1891, all in service within two months[1]
Retired2918 in April 1935[1]
ScrappedDecember 1937[1]
DispositionAll scrapped


See alsoEdit


  1. ^ a b c d e f g h i j k l m n 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